diff --git a/aws-reactive/pom.xml b/aws-reactive/pom.xml
index 950b3f373a..d4f0e5e231 100644
--- a/aws-reactive/pom.xml
+++ b/aws-reactive/pom.xml
@@ -16,12 +16,6 @@
     <name>aws-reactive</name>
     <description>AWS Reactive Sample</description>
 
-    <properties>
-        <java.version>1.8</java.version>
-        <spring.version>2.2.1.RELEASE</spring.version>
-        <awssdk.version>2.10.27</awssdk.version>
-    </properties>
-
     <dependencyManagement>
         <dependencies>
 
@@ -105,4 +99,9 @@
         </plugins>
     </build>
 
+    <properties>
+        <java.version>1.8</java.version>
+        <spring.version>2.2.1.RELEASE</spring.version>
+        <awssdk.version>2.10.27</awssdk.version>
+    </properties>
 </project>
diff --git a/core-java-modules/core-java-concurrency-collections-2/pom.xml b/core-java-modules/core-java-concurrency-collections-2/pom.xml
index 0e5310b9da..65a91c9a9c 100644
--- a/core-java-modules/core-java-concurrency-collections-2/pom.xml
+++ b/core-java-modules/core-java-concurrency-collections-2/pom.xml
@@ -1,43 +1,47 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-  <modelVersion>4.0.0</modelVersion>
-  <groupId>com.baeldung.concurrent.lock</groupId>
-  <artifactId>core-java-concurrency-collections-2</artifactId>
-  <version>0.0.1-SNAPSHOT</version>
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.baeldung.concurrent.lock</groupId>
+    <artifactId>core-java-concurrency-collections-2</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
 
-  <properties>
-      <jmh.version>1.21</jmh.version>
-      <guava.version>28.2-jre</guava.version>
-  </properties>
+    <dependencies>
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>${guava.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.openjdk.jmh</groupId>
+            <artifactId>jmh-core</artifactId>
+            <version>${jmh.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.openjdk.jmh</groupId>
+            <artifactId>jmh-generator-annprocess</artifactId>
+            <version>${jmh.version}</version>
+        </dependency>
 
-  <dependencies>
-    <dependency>
-        <groupId>com.google.guava</groupId>
-        <artifactId>guava</artifactId>
-        <version>${guava.version}</version>
-    </dependency>    
-    <dependency>
-        <groupId>org.openjdk.jmh</groupId>
-        <artifactId>jmh-core</artifactId>
-        <version>${jmh.version}</version>
-    </dependency>
-    <dependency>
-        <groupId>org.openjdk.jmh</groupId>
-        <artifactId>jmh-generator-annprocess</artifactId>
-        <version>${jmh.version}</version>
-    </dependency>
+    </dependencies>
+    <build>
+        <sourceDirectory>src</sourceDirectory>
+        <plugins>
+            <plugin>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.8.0</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+    <properties>
+        <jmh.version>1.21</jmh.version>
+        <guava.version>28.2-jre</guava.version>
+    </properties>
 
-  </dependencies>
-  <build>
-    <sourceDirectory>src</sourceDirectory>
-    <plugins>
-      <plugin>
-        <artifactId>maven-compiler-plugin</artifactId>
-        <version>3.8.0</version>
-        <configuration>
-          <source>1.8</source>
-          <target>1.8</target>
-        </configuration>
-      </plugin>
-    </plugins>
-  </build>
 </project>
\ No newline at end of file
diff --git a/core-kotlin-modules/pom.xml b/core-kotlin-modules/pom.xml
index 24bdc189be..de41aecf73 100644
--- a/core-kotlin-modules/pom.xml
+++ b/core-kotlin-modules/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.core-kotlin-modules</groupId>
     <artifactId>core-kotlin-modules</artifactId>
diff --git a/core-scala/pom.xml b/core-scala/pom.xml
new file mode 100644
index 0000000000..8277b0f856
--- /dev/null
+++ b/core-scala/pom.xml
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <artifactId>core-scala</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <name>core-scala</name>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>com.baeldung</groupId>
+        <artifactId>parent-modules</artifactId>
+        <version>1.0.0-SNAPSHOT</version>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.scala-lang</groupId>
+            <artifactId>scala-library</artifactId>
+            <version>${scala.version}</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <sourceDirectory>src/main/scala</sourceDirectory>
+        <testSourceDirectory>src/test/scala</testSourceDirectory>
+        <plugins>
+            <plugin>
+                <groupId>net.alchim31.maven</groupId>
+                <artifactId>scala-maven-plugin</artifactId>
+                <version>${scala.plugin.version}</version>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>compile</goal>
+                            <goal>testCompile</goal>
+                        </goals>
+                        <configuration>
+                            <args>
+                                <arg>-dependencyfile</arg>
+                                <arg>${project.build.directory}/.scala_dependencies</arg>
+                            </args>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+    <properties>
+        <scala.version>2.12.7</scala.version>
+        <scala.plugin.version>3.3.2</scala.plugin.version>
+    </properties>
+
+</project>
diff --git a/couchbase/pom.xml b/couchbase/pom.xml
index f4e98b32ba..34e2832e55 100644
--- a/couchbase/pom.xml
+++ b/couchbase/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>couchbase</artifactId>
     <version>0.1-SNAPSHOT</version>
diff --git a/custom-pmd/pom.xml b/custom-pmd/pom.xml
index a011b6a121..e0f38199ec 100644
--- a/custom-pmd/pom.xml
+++ b/custom-pmd/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.pmd</groupId>
     <artifactId>custom-pmd</artifactId>
diff --git a/dagger/pom.xml b/dagger/pom.xml
index 528a5383c6..e9410ceb63 100644
--- a/dagger/pom.xml
+++ b/dagger/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>dagger</artifactId>
     <name>dagger</name>
@@ -44,4 +46,4 @@
         <dagger.version>2.16</dagger.version>
     </properties>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/data-structures/pom.xml b/data-structures/pom.xml
index 4468f3d21f..e2d2e23090 100644
--- a/data-structures/pom.xml
+++ b/data-structures/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>data-structures</artifactId>
     <version>0.0.1-SNAPSHOT</version>
diff --git a/ddd-modules/infrastructure/pom.xml b/ddd-modules/infrastructure/pom.xml
index 72ec263745..c301eaa92a 100644
--- a/ddd-modules/infrastructure/pom.xml
+++ b/ddd-modules/infrastructure/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.dddmodules.infrastructure</groupId>
     <artifactId>infrastructure</artifactId>
diff --git a/ddd-modules/mainapp/pom.xml b/ddd-modules/mainapp/pom.xml
index ae1057f307..a048263d37 100644
--- a/ddd-modules/mainapp/pom.xml
+++ b/ddd-modules/mainapp/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.dddmodules.mainapp</groupId>
     <artifactId>mainapp</artifactId>
diff --git a/ddd-modules/ordercontext/pom.xml b/ddd-modules/ordercontext/pom.xml
index 6a921d2408..abd166fb69 100644
--- a/ddd-modules/ordercontext/pom.xml
+++ b/ddd-modules/ordercontext/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.dddmodules.ordercontext</groupId>
     <artifactId>ordercontext</artifactId>
diff --git a/ddd-modules/pom.xml b/ddd-modules/pom.xml
index 65bc204988..38e48ff27d 100644
--- a/ddd-modules/pom.xml
+++ b/ddd-modules/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.dddmodules</groupId>
     <artifactId>dddmodules</artifactId>
diff --git a/ddd-modules/sharedkernel/pom.xml b/ddd-modules/sharedkernel/pom.xml
index 3b5d8bb71f..a61f03a494 100644
--- a/ddd-modules/sharedkernel/pom.xml
+++ b/ddd-modules/sharedkernel/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.dddmodules.sharedkernel</groupId>
     <artifactId>sharedkernel</artifactId>
diff --git a/ddd-modules/shippingcontext/pom.xml b/ddd-modules/shippingcontext/pom.xml
index 060f4fe5bf..2096923f90 100644
--- a/ddd-modules/shippingcontext/pom.xml
+++ b/ddd-modules/shippingcontext/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.dddmodules.shippingcontext</groupId>
     <artifactId>shippingcontext</artifactId>
diff --git a/ddd/pom.xml b/ddd/pom.xml
index f27f1d24a9..7f3c417b71 100644
--- a/ddd/pom.xml
+++ b/ddd/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.ddd</groupId>
     <artifactId>ddd</artifactId>
@@ -21,8 +23,8 @@
             <artifactId>spring-boot-starter-data-mongodb</artifactId>
         </dependency>
         <dependency>
-        	<groupId>org.springframework.boot</groupId>
-        	<artifactId>spring-boot-starter-data-cassandra</artifactId>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-data-cassandra</artifactId>
         </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
@@ -97,4 +99,4 @@
         <spring-boot.version>2.0.6.RELEASE</spring-boot.version>
     </properties>
 
-</project>
\ No newline at end of file
+</project>
diff --git a/deeplearning4j/pom.xml b/deeplearning4j/pom.xml
index c143b86ff8..c8fa18cbd4 100644
--- a/deeplearning4j/pom.xml
+++ b/deeplearning4j/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.deeplearning4j</groupId>
     <artifactId>deeplearning4j</artifactId>
diff --git a/disruptor/pom.xml b/disruptor/pom.xml
index 94be78fad6..31fc28986b 100644
--- a/disruptor/pom.xml
+++ b/disruptor/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>disruptor</artifactId>
     <version>0.1.0-SNAPSHOT</version>
diff --git a/dozer/pom.xml b/dozer/pom.xml
index e307354603..0fdf7f6fba 100644
--- a/dozer/pom.xml
+++ b/dozer/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>dozer</artifactId>
     <version>1.0</version>
diff --git a/drools/pom.xml b/drools/pom.xml
index b4421ff2e3..e0a7b52938 100644
--- a/drools/pom.xml
+++ b/drools/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>drools</artifactId>
     <name>drools</name>
diff --git a/dropwizard/pom.xml b/dropwizard/pom.xml
index ddc9aa1949..c3e1a4e841 100644
--- a/dropwizard/pom.xml
+++ b/dropwizard/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>dropwizard</artifactId>
     <version>0.0.1-SNAPSHOT</version>
@@ -48,8 +49,7 @@
                         </goals>
                         <configuration>
                             <transformers>
-                                <transformer
-                                        implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
+                                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer" />
                                 <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                     <mainClass>com.baeldung.dropwizard.introduction.IntroductionApplication</mainClass>
                                 </transformer>
diff --git a/dubbo/pom.xml b/dubbo/pom.xml
index 9a7aceb9e5..cca1b3a3d1 100644
--- a/dubbo/pom.xml
+++ b/dubbo/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>dubbo</artifactId>
     <name>dubbo</name>
diff --git a/ethereum/pom.xml b/ethereum/pom.xml
index 8c7e4c8c4c..5953195123 100644
--- a/ethereum/pom.xml
+++ b/ethereum/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.ethereum</groupId>
     <artifactId>ethereum</artifactId>
diff --git a/feign/pom.xml b/feign/pom.xml
index 6dc8e7bafa..4b994be1f2 100644
--- a/feign/pom.xml
+++ b/feign/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.feign</groupId>
     <artifactId>feign</artifactId>
diff --git a/flyway-cdi-extension/pom.xml b/flyway-cdi-extension/pom.xml
index 8f7d058db7..566eed95d8 100644
--- a/flyway-cdi-extension/pom.xml
+++ b/flyway-cdi-extension/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>flyway-cdi-extension</artifactId>
     <version>1.0-SNAPSHOT</version>
diff --git a/geotools/pom.xml b/geotools/pom.xml
index 71489bdf94..46913daa69 100644
--- a/geotools/pom.xml
+++ b/geotools/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>geotools</artifactId>
     <version>0.0.1-SNAPSHOT</version>
diff --git a/google-cloud/pom.xml b/google-cloud/pom.xml
index 15f7f5c824..1e474b5dd0 100644
--- a/google-cloud/pom.xml
+++ b/google-cloud/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>google-cloud</artifactId>
     <version>0.1-SNAPSHOT</version>
diff --git a/google-web-toolkit/pom.xml b/google-web-toolkit/pom.xml
index 37e423b3af..6fdcae4f75 100644
--- a/google-web-toolkit/pom.xml
+++ b/google-web-toolkit/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <!-- POM file generated with GWT webAppCreator -->
     <modelVersion>4.0.0</modelVersion>
     <artifactId>google-web-toolkit</artifactId>
@@ -53,8 +54,7 @@
     </dependencies>
 
     <build>
-        <!-- Output classes directly into the webapp, so that IDEs and "mvn process-classes"
-            update them in DevMode -->
+        <!-- Output classes directly into the webapp, so that IDEs and "mvn process-classes" update them in DevMode -->
         <outputDirectory>${project.build.directory}/${project.build.finalName}/WEB-INF/classes</outputDirectory>
 
         <plugins>
@@ -76,8 +76,7 @@
                     <moduleName>com.baeldung.Google_web_toolkit</moduleName>
                     <moduleShortName>Google_web_toolkit</moduleShortName>
                     <failOnError>true</failOnError>
-                    <!-- GWT compiler 2.8 requires 1.8, hence define sourceLevel here if
-                        you use a different source language for java compilation -->
+                    <!-- GWT compiler 2.8 requires 1.8, hence define sourceLevel here if you use a different source language for java compilation -->
                     <sourceLevel>${maven.compiler.source}</sourceLevel>
                     <!-- Compiler configuration -->
                     <compilerArgs>
@@ -109,9 +108,8 @@
 
     <properties>
 
-        <!-- Setting maven.compiler.source to something different to 1.8 needs
-            that you configure the sourceLevel in gwt-maven-plugin since GWT compiler
-            2.8 requires 1.8 (see gwt-maven-plugin block below) -->
+        <!-- Setting maven.compiler.source to something different to 1.8 needs that you configure the sourceLevel in gwt-maven-plugin since GWT compiler 2.8 requires 1.8 (see gwt-maven-plugin 
+            block below) -->
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
 
diff --git a/graphql/graphql-java/pom.xml b/graphql/graphql-java/pom.xml
index 793a02458a..30bfbf555a 100644
--- a/graphql/graphql-java/pom.xml
+++ b/graphql/graphql-java/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.graphql</groupId>
     <artifactId>graphql-java</artifactId>
diff --git a/grpc/pom.xml b/grpc/pom.xml
index c7ae111da3..5e1c0bb28b 100644
--- a/grpc/pom.xml
+++ b/grpc/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>grpc</artifactId>
     <version>0.0.1-SNAPSHOT</version>
diff --git a/gson/pom.xml b/gson/pom.xml
index f2ed5509fa..0de9a6a533 100644
--- a/gson/pom.xml
+++ b/gson/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>gson</artifactId>
     <version>0.1-SNAPSHOT</version>
diff --git a/guava-collections/pom.xml b/guava-collections/pom.xml
index 9002ac2b91..c6019362c5 100644
--- a/guava-collections/pom.xml
+++ b/guava-collections/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>guava-collections</artifactId>
     <version>0.1.0-SNAPSHOT</version>
diff --git a/guava/pom.xml b/guava/pom.xml
index 3f07b77b0b..df6d57bd09 100644
--- a/guava/pom.xml
+++ b/guava/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>guava</artifactId>
     <version>0.1.0-SNAPSHOT</version>
diff --git a/guice/pom.xml b/guice/pom.xml
index d119bbf78e..6bbad6dddc 100644
--- a/guice/pom.xml
+++ b/guice/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.examples.guice</groupId>
     <artifactId>guice</artifactId>
diff --git a/hazelcast/pom.xml b/hazelcast/pom.xml
index 10234bb81f..287542be33 100644
--- a/hazelcast/pom.xml
+++ b/hazelcast/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>hazelcast</artifactId>
     <version>0.0.1-SNAPSHOT</version>
@@ -32,7 +34,7 @@
     </build>
 
     <properties>
-        <!-- hazelcast jet-->
+        <!-- hazelcast jet -->
         <hazelcast.jet.version>0.6</hazelcast.jet.version>
     </properties>
 
diff --git a/java-ee-8-security-api/app-auth-form-store-ldap/pom.xml b/java-ee-8-security-api/app-auth-form-store-ldap/pom.xml
index a2d9443d67..f8d19b5750 100644
--- a/java-ee-8-security-api/app-auth-form-store-ldap/pom.xml
+++ b/java-ee-8-security-api/app-auth-form-store-ldap/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>app-auth-form-store-ldap</artifactId>
     <name>app-auth-form-store-ldap</name>
@@ -12,10 +13,6 @@
         <artifactId>java-ee-8-security-api</artifactId>
         <version>1.0-SNAPSHOT</version>
     </parent>
-	
-    <properties>
-        <unboundid.ldapsdk.version>4.0.4</unboundid.ldapsdk.version>
-    </properties>
 
     <dependencies>
         <dependency>
@@ -52,4 +49,8 @@
         </plugins>
     </build>
 
+    <properties>
+        <unboundid.ldapsdk.version>4.0.4</unboundid.ldapsdk.version>
+    </properties>
+
 </project>
diff --git a/machine-learning/pom.xml b/machine-learning/pom.xml
index 24162b7b9c..99b7e33579 100644
--- a/machine-learning/pom.xml
+++ b/machine-learning/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>machine-learning</artifactId>
     <version>1.0-SNAPSHOT</version>
@@ -13,23 +15,6 @@
         <version>1.0.0-SNAPSHOT</version>
     </parent>
 
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <maven.compiler.source>1.7</maven.compiler.source>
-        <maven.compiler.target>1.7</maven.compiler.target>
-        <kotlin.version>1.3.50</kotlin.version>
-        <dl4j.version>0.9.1</dl4j.version>
-        <clean.plugin.version>3.1.0</clean.plugin.version>
-        <resources.plugin.version>3.0.2</resources.plugin.version>
-        <jar.plugin.version>3.0.2</jar.plugin.version>
-        <compiler.plugin.version>3.8.0</compiler.plugin.version>
-        <surefire.plugin.version>2.22.1</surefire.plugin.version>
-        <install.plugin.version>2.5.2</install.plugin.version>
-        <deploy.plugin.version>2.8.2</deploy.plugin.version>
-        <site.plugin.version>3.7.1</site.plugin.version>
-        <report.plugin.version>3.0.0</report.plugin.version>
-    </properties>
-
     <dependencies>
         <dependency>
             <groupId>org.jetbrains.kotlin</groupId>
@@ -158,4 +143,21 @@
         </plugins>
     </build>
 
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>1.7</maven.compiler.source>
+        <maven.compiler.target>1.7</maven.compiler.target>
+        <kotlin.version>1.3.50</kotlin.version>
+        <dl4j.version>0.9.1</dl4j.version>
+        <clean.plugin.version>3.1.0</clean.plugin.version>
+        <resources.plugin.version>3.0.2</resources.plugin.version>
+        <jar.plugin.version>3.0.2</jar.plugin.version>
+        <compiler.plugin.version>3.8.0</compiler.plugin.version>
+        <surefire.plugin.version>2.22.1</surefire.plugin.version>
+        <install.plugin.version>2.5.2</install.plugin.version>
+        <deploy.plugin.version>2.8.2</deploy.plugin.version>
+        <site.plugin.version>3.7.1</site.plugin.version>
+        <report.plugin.version>3.0.0</report.plugin.version>
+    </properties>
+
 </project>
diff --git a/maven-all/maven-custom-plugin/usage-example/pom.xml b/maven-all/maven-custom-plugin/usage-example/pom.xml
index bd2b16475e..ef6f08a3fb 100644
--- a/maven-all/maven-custom-plugin/usage-example/pom.xml
+++ b/maven-all/maven-custom-plugin/usage-example/pom.xml
@@ -1,18 +1,14 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung</groupId>
     <artifactId>example</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <packaging>pom</packaging>
 
-    <properties>
-        <commons.lang3.version>3.9</commons.lang3.version>
-        <junit.version>4.12</junit.version>
-	</properties>
-
     <dependencies>
         <dependency>
             <groupId>org.apache.commons</groupId>
@@ -47,4 +43,9 @@
         </plugins>
     </build>
 
+    <properties>
+        <commons.lang3.version>3.9</commons.lang3.version>
+        <junit.version>4.12</junit.version>
+    </properties>
+
 </project>
diff --git a/maven-archetype/src/main/resources/archetype-resources/pom.xml b/maven-archetype/src/main/resources/archetype-resources/pom.xml
index 2a73687e2c..fc568349bc 100644
--- a/maven-archetype/src/main/resources/archetype-resources/pom.xml
+++ b/maven-archetype/src/main/resources/archetype-resources/pom.xml
@@ -1,23 +1,13 @@
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>${groupId}</groupId>
     <artifactId>${artifactId}</artifactId>
     <version>${version}</version>
     <packaging>war</packaging>
 
-    <properties>
-        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <maven.compiler.source>1.8</maven.compiler.source>
-        <maven.compiler.target>1.8</maven.compiler.target>
-        <failOnMissingWebXml>false</failOnMissingWebXml>
-        <liberty-maven-plugin.version>${liberty-plugin-version}</liberty-maven-plugin.version>
-        <defaultHttpPort>9080</defaultHttpPort>
-        <defaultHttpsPort>9443</defaultHttpsPort>
-        <cdi.api.version>2.0</cdi.api.version>
-        <rsapi.api.version>2.1</rsapi.api.version>
-    </properties>
-
     <build>
         <finalName>${artifactId}</finalName>
         <plugins>
@@ -80,4 +70,16 @@
 
     </dependencies>
 
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
+        <failOnMissingWebXml>false</failOnMissingWebXml>
+        <liberty-maven-plugin.version>${liberty-plugin-version}</liberty-maven-plugin.version>
+        <defaultHttpPort>9080</defaultHttpPort>
+        <defaultHttpsPort>9443</defaultHttpsPort>
+        <cdi.api.version>2.0</cdi.api.version>
+        <rsapi.api.version>2.1</rsapi.api.version>
+    </properties>
+
 </project>
diff --git a/maven-java-11/multimodule-maven-project/userdaomodule/pom.xml b/maven-java-11/multimodule-maven-project/userdaomodule/pom.xml
index cfa59bdc39..cf6ea85cb5 100644
--- a/maven-java-11/multimodule-maven-project/userdaomodule/pom.xml
+++ b/maven-java-11/multimodule-maven-project/userdaomodule/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.baeldung.userdaomodule</groupId>
     <artifactId>userdaomodule</artifactId>
@@ -14,11 +16,6 @@
         <version>1.0</version>
     </parent>
 
-    <properties>
-        <entitymodule.version>1.0</entitymodule.version>
-        <daomodule.version>1.0</daomodule.version>
-	</properties>
-
     <dependencies>
         <dependency>
             <groupId>com.baeldung.entitymodule</groupId>
@@ -37,4 +34,9 @@
         </dependency>
     </dependencies>
 
+    <properties>
+        <entitymodule.version>1.0</entitymodule.version>
+        <daomodule.version>1.0</daomodule.version>
+    </properties>
+
 </project>
diff --git a/ninja/pom.xml b/ninja/pom.xml
index afb1d509b8..9b80dc26c8 100644
--- a/ninja/pom.xml
+++ b/ninja/pom.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+<project
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
     <artifactId>ninja</artifactId>
@@ -10,19 +12,34 @@
 
     <url>http://www.ninjaframework.org</url>
 
-    <properties>
-        <ninja.version>6.5.0</ninja.version>
-        <jetty.version>9.4.18.v20190429</jetty.version>
-        <bootstrap.version>3.3.4</bootstrap.version>
-        <jquery.version>2.1.3</jquery.version>
-        <h2.version>1.4.186</h2.version>
-        <compiler.plugin.version>3.2</compiler.plugin.version>
-        <source.version>1.8</source.version>
-        <target.version>1.8</target.version>
-        <enforcer.plugin.version>1.3.1</enforcer.plugin.version>
-        <deploy.plugin.version>2.8.2</deploy.plugin.version>
-        <shade.plugin.version>2.2</shade.plugin.version>
-    </properties>
+    <dependencies>
+        <dependency>
+            <groupId>org.webjars</groupId>
+            <artifactId>bootstrap</artifactId>
+            <version>${bootstrap.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.webjars</groupId>
+            <artifactId>jquery</artifactId>
+            <version>${jquery.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <version>${h2.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.ninjaframework</groupId>
+            <artifactId>ninja-standalone</artifactId>
+            <version>${ninja.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.ninjaframework</groupId>
+            <artifactId>ninja-test-utilities</artifactId>
+            <version>${ninja.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
     <build>
         <plugins>
@@ -131,10 +148,8 @@
                         </goals>
                         <configuration>
                             <transformers>
-                                <transformer
-                                        implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
-                                <transformer
-                                        implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer" />
+                                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                                     <mainClass>ninja.standalone.NinjaJetty</mainClass>
                                 </transformer>
                             </transformers>
@@ -161,32 +176,19 @@
             </resource>
         </resources>
     </build>
-    <dependencies>
-        <dependency>
-            <groupId>org.webjars</groupId>
-            <artifactId>bootstrap</artifactId>
-            <version>${bootstrap.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.webjars</groupId>
-            <artifactId>jquery</artifactId>
-            <version>${jquery.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.h2database</groupId>
-            <artifactId>h2</artifactId>
-            <version>${h2.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.ninjaframework</groupId>
-            <artifactId>ninja-standalone</artifactId>
-            <version>${ninja.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.ninjaframework</groupId>
-            <artifactId>ninja-test-utilities</artifactId>
-            <version>${ninja.version}</version>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
+
+    <properties>
+        <ninja.version>6.5.0</ninja.version>
+        <jetty.version>9.4.18.v20190429</jetty.version>
+        <bootstrap.version>3.3.4</bootstrap.version>
+        <jquery.version>2.1.3</jquery.version>
+        <h2.version>1.4.186</h2.version>
+        <compiler.plugin.version>3.2</compiler.plugin.version>
+        <source.version>1.8</source.version>
+        <target.version>1.8</target.version>
+        <enforcer.plugin.version>1.3.1</enforcer.plugin.version>
+        <deploy.plugin.version>2.8.2</deploy.plugin.version>
+        <shade.plugin.version>2.2</shade.plugin.version>
+    </properties>
+
 </project>
\ No newline at end of file
diff --git a/spring-boot-modules/spring-boot-springdoc/pom.xml b/spring-boot-modules/spring-boot-springdoc/pom.xml
index fd8a9e71ae..c99a9c2b24 100644
--- a/spring-boot-modules/spring-boot-springdoc/pom.xml
+++ b/spring-boot-modules/spring-boot-springdoc/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>spring-boot-springdoc</artifactId>
     <version>0.0.1-SNAPSHOT</version>
@@ -16,11 +17,6 @@
         <relativePath>../../parent-boot-2</relativePath>
     </parent>
 
-    <properties>
-        <java.version>1.8</java.version>
-        <springdoc.version>1.2.32</springdoc.version>
-    </properties>
-
     <dependencies>
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -63,6 +59,11 @@
         </plugins>
     </build>
 
+    <properties>
+        <java.version>1.8</java.version>
+        <springdoc.version>1.2.32</springdoc.version>
+    </properties>
+
     <profiles>
         <profile>
             <id>integration</id>
diff --git a/spring-cloud/spring-cloud-zuul/spring-zuul-post-filter/pom.xml b/spring-cloud/spring-cloud-zuul/spring-zuul-post-filter/pom.xml
index c13aeb890e..8643309645 100644
--- a/spring-cloud/spring-cloud-zuul/spring-zuul-post-filter/pom.xml
+++ b/spring-cloud/spring-cloud-zuul/spring-zuul-post-filter/pom.xml
@@ -1,7 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project
+    xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <parent>
         <artifactId>spring-cloud-zuul</artifactId>
         <groupId>com.baeldung.spring.cloud</groupId>
@@ -10,10 +11,6 @@
     <modelVersion>4.0.0</modelVersion>
     <artifactId>spring-zuul-post-filter</artifactId>
 
-    <properties>
-        <spring-cloud.version>Hoxton.SR1</spring-cloud.version>
-    </properties>
-
     <dependencies>
         <dependency>
             <groupId>org.springframework.cloud</groupId>
@@ -21,5 +18,8 @@
         </dependency>
     </dependencies>
 
+    <properties>
+        <spring-cloud.version>Hoxton.SR1</spring-cloud.version>
+    </properties>
 
 </project>
\ No newline at end of file