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## Core Java Cookbooks and Examples

### Relevant Articles: 
- [Java Timer](http://www.baeldung.com/java-timer-and-timertask)
- [How to Run a Shell Command in Java](http://www.baeldung.com/run-shell-command-in-java)
- [MD5 Hashing in Java](http://www.baeldung.com/java-md5)
- [Guide to Java Reflection](http://www.baeldung.com/java-reflection)
- [A Guide to Java Sockets](http://www.baeldung.com/a-guide-to-java-sockets)
- [Java – Try with Resources](http://www.baeldung.com/java-try-with-resources)
- [Guide to the Fork/Join Framework in Java](http://www.baeldung.com/java-fork-join)
- [How to Print Screen in Java](http://www.baeldung.com/print-screen-in-java)
- [Introduction to Java Generics](http://www.baeldung.com/java-generics)
- [Generate equals() and hashCode() with Eclipse](http://www.baeldung.com/java-eclipse-equals-and-hashcode)
- [A Guide To Java Regular Expressions API](http://www.baeldung.com/regular-expressions-java)
- [Sorting in Java](http://www.baeldung.com/java-sorting)
- [Getting Started with Java Properties](http://www.baeldung.com/java-properties)
- [Grep in Java](http://www.baeldung.com/grep-in-java)
- [Simulated Annealing for Travelling Salesman Problem](http://www.baeldung.com/java-simulated-annealing-for-traveling-salesman)
- [Slope One Algorithm: Collaborative Filtering Recommendation Systems](http://www.baeldung.com/java-collaborative-filtering-recommendations)
- [Pattern Search with Grep in Java](http://www.baeldung.com/grep-in-java)
- [URL Encoding and Decoding in Java](http://www.baeldung.com/java-url-encoding-decoding)
- [The Basics of Java Generics](http://www.baeldung.com/java-generics)
- [The Traveling Salesman Problem in Java](http://www.baeldung.com/java-simulated-annealing-for-traveling-salesman)
- [How to Create an Executable JAR with Maven](http://www.baeldung.com/executable-jar-with-maven)
- [How to Design a Genetic Algorithm in Java](http://www.baeldung.com/java-genetic-algorithm)
- [Basic Introduction to JMX](http://www.baeldung.com/java-management-extensions)
- [AWS Lambda With Java](http://www.baeldung.com/java-aws-lambda)
- [Introduction to Nashorn](http://www.baeldung.com/java-nashorn)
- [Chained Exceptions in Java](http://www.baeldung.com/java-chained-exceptions)
- [A Quick JUnit vs TestNG Comparison](http://www.baeldung.com/junit-vs-testng)
- [Java Primitive Conversions](http://www.baeldung.com/java-primitive-conversions)
- [Java Money and the Currency API](http://www.baeldung.com/java-money-and-currency)
- [JVM Log Forging](http://www.baeldung.com/jvm-log-forging)
- [Guide to sun.misc.Unsafe](http://www.baeldung.com/java-unsafe)
- [How to Perform a Simple HTTP Request in Java](http://www.baeldung.com/java-http-request)
- [Call Methods at Runtime Using Java Reflection](http://www.baeldung.com/java-method-reflection)
- [How to Add a Single Element to a Stream](http://www.baeldung.com/java-stream-append-prepend)
- [Iterating Over Enum Values in Java](http://www.baeldung.com/java-enum-iteration)
- [Kotlin Java Interoperability](http://www.baeldung.com/kotlin-java-interoperability)
- [Changing Annotation Parameters At Runtime](http://www.baeldung.com/java-reflection-change-annotation-params)
- [How to Find all Getters Returning Null](http://www.baeldung.com/java-getters-returning-null)
- [Changing the Order in a Sum Operation Can Produce Different Results?](http://www.baeldung.com/java-floating-point-sum-order)
- [How to Get a Name of a Method Being Executed?](http://www.baeldung.com/java-name-of-executing-method)
- [Dynamic Proxies in Java](http://www.baeldung.com/java-dynamic-proxies)
- [How to Copy an Array in Java](http://www.baeldung.com/java-array-copy)
- [Converting a Stack Trace to a String in Java](http://www.baeldung.com/java-stacktrace-to-string)
- [Java Double Brace Initialization](http://www.baeldung.com/java-double-brace-initialization)
- [The StackOverflowError in Java](http://www.baeldung.com/java-stack-overflow-error)
- [Introduction to Java Serialization](http://www.baeldung.com/java-serialization)
- [ClassNotFoundException vs NoClassDefFoundError](http://www.baeldung.com/java-classnotfoundexception-and-noclassdeffounderror)
- [Guide to UUID in Java](http://www.baeldung.com/java-uuid)
- [Guide to Escaping Characters in Java RegExps](http://www.baeldung.com/java-regexp-escape-char)
- [Guide to hashCode() in Java](http://www.baeldung.com/java-hashcode)
- [Difference between URL and URI](http://www.baeldung.com/java-url-vs-uri)
- [Broadcasting and Multicasting in Java](http://www.baeldung.com/java-broadcast-multicast)
- [Period and Duration in Java](http://www.baeldung.com/java-period-duration)
- [Guide to the Diamond Operator in Java](http://www.baeldung.com/java-diamond-operator)
- [“Sneaky Throws” in Java](http://www.baeldung.com/java-sneaky-throws)
- [OutOfMemoryError: GC Overhead Limit Exceeded](http://www.baeldung.com/java-gc-overhead-limit-exceeded)
- [Creating a Java Compiler Plugin](http://www.baeldung.com/java-build-compiler-plugin)
- [A Guide to the Static Keyword in Java](http://www.baeldung.com/java-static)
- [Initializing Arrays in Java](http://www.baeldung.com/java-initialize-array)
- [Quick Example - Comparator vs Comparable in Java](http://www.baeldung.com/java-comparator-comparable)
- [Quick Guide to Java Stack](http://www.baeldung.com/java-stack)
- [The Java continue and break Keywords](http://www.baeldung.com/java-continue-and-break)
- [Guide to java.util.Formatter](http://www.baeldung.com/java-string-formatter)
- [Check if a Java Array Contains a Value](http://www.baeldung.com/java-array-contains-value)
- [How to Invert an Array in Java](http://www.baeldung.com/java-invert-array)
- [Guide to the Cipher Class](http://www.baeldung.com/java-cipher-class)
- [A Guide to Java Initialization](http://www.baeldung.com/java-initialization)
- [Implementing a Binary Tree in Java](http://www.baeldung.com/java-binary-tree)
- [A Guide to ThreadLocalRandom in Java](http://www.baeldung.com/java-thread-local-random)
- [Nested Classes in Java](http://www.baeldung.com/java-nested-classes)
- [A Guide to Java Loops](http://www.baeldung.com/java-loops)
- [Varargs in Java](http://www.baeldung.com/java-varargs)
- [A Guide to Inner Interfaces in Java](http://www.baeldung.com/java-inner-interfaces)
- [Polymorphism in Java](http://www.baeldung.com/java-polymorphism)
- [Recursion In Java](http://www.baeldung.com/java-recursion)
- [A Guide to the finalize Method in Java](http://www.baeldung.com/java-finalize)
- [Compiling Java *.class Files with javac](http://www.baeldung.com/javac)
- [Method Overloading and Overriding in Java](http://www.baeldung.com/java-method-overload-override)
- [Guide to ThreadLocalRandom in Java](http://www.baeldung.com/java-thread-local-random)
- [A Guide to Iterator in Java](http://www.baeldung.com/java-iterator)
- [The Trie Data Structure in Java](http://www.baeldung.com/trie-java)
- [Introduction to Javadoc](http://www.baeldung.com/javadoc)
- [How to Make a Deep Copy of an Object in Java](http://www.baeldung.com/java-deep-copy)
- [Guide to Inheritance in Java](http://www.baeldung.com/java-inheritance)
- [Guide to Externalizable Interface in Java](http://www.baeldung.com/java-externalizable)
- [Object Type Casting in Java](http://www.baeldung.com/java-type-casting)
- [A Practical Guide to DecimalFormat](http://www.baeldung.com/java-decimalformat)
- [How to Detect the OS Using Java](http://www.baeldung.com/java-detect-os)
- [ASCII Art in Java](http://www.baeldung.com/ascii-art-in-java)
- [Inheritance and Composition (Is-a vs Has-a relationship) in Java](http://www.baeldung.com/java-inheritance-composition)
- [Finding Max/Min of a List or Collection](http://www.baeldung.com/java-collection-min-max)
- [The "final" Keyword in Java](http://www.baeldung.com/java-final)
- [What is the serialVersionUID?](http://www.baeldung.com/java-serial-version-uid)
- [A Guide To UDP In Java](http://www.baeldung.com/udp-in-java)
- [A Guide to the Java LinkedList](http://www.baeldung.com/java-linkedlist)
- [A Guide to Java Enums](http://www.baeldung.com/a-guide-to-java-enums)
- [A Guide to the ResourceBundle](http://www.baeldung.com/java-resourcebundle)
- [Quick Guide to java.lang.System](http://www.baeldung.com/java-lang-system)
- [Class Loaders in Java](http://www.baeldung.com/java-classloaders)
- [Find Sum and Average in a Java Array](http://www.baeldung.com/java-array-sum-average)
- [Java List UnsupportedOperationException](http://www.baeldung.com/java-list-unsupported-operation-exception)
- [Type Erasure in Java Explained](http://www.baeldung.com/java-type-erasure)
- [Join and Split Arrays and Collections in Java](http://www.baeldung.com/java-join-and-split)
- [Check If Two Lists are Equal in Java](http://www.baeldung.com/java-test-a-list-for-ordinality-and-equality)
- [Sending Emails with Java](http://www.baeldung.com/java-email)
- [Introduction to SSL in Java](http://www.baeldung.com/java-ssl)
- [Java KeyStore API](http://www.baeldung.com/java-keystore)
- [Double-Checked Locking with Singleton](http://www.baeldung.com/java-singleton-double-checked-locking)
- [Guide to Java Clock Class](http://www.baeldung.com/java-clock)
- [Infinite Loops in Java](http://www.baeldung.com/infinite-loops-java)
- [Using Java Assertions](http://www.baeldung.com/java-assert)
- [Pass-By-Value as a Parameter Passing Mechanism in Java](http://www.baeldung.com/java-pass-by-value-or-pass-by-reference)
- [Variable and Method Hiding in Java](http://www.baeldung.com/java-variable-method-hiding)
- [Access Modifiers in Java](http://www.baeldung.com/java-access-modifiers)
- [Infinite Loops in Java](http://www.baeldung.com/infinite-loops-java)
- [Introduction to Creational Design Patterns](http://www.baeldung.com/creational-design-patterns)
- [Proxy, Decorator, Adapter and Bridge Patterns](http://www.baeldung.com/java-structural-design-patterns)
- [Singletons in Java](http://www.baeldung.com/java-singleton)
- [Flyweight Pattern in Java](http://www.baeldung.com/java-flyweight)
- [The Observer Pattern in Java](http://www.baeldung.com/java-observer-pattern)
- [Service Locator Pattern](http://www.baeldung.com/java-service-locator-pattern)
- [The Thread.join() Method in Java](http://www.baeldung.com/java-thread-join)
- [Guide to the super Java Keyword](http://www.baeldung.com/java-super)
- [Guide to the this Java Keyword](http://www.baeldung.com/java-this)
- [Jagged Arrays In Java](http://www.baeldung.com/java-jagged-arrays)
- [Importance of Main Manifest Attribute in a Self-Executing JAR](http://www.baeldung.com/java-jar-executable-manifest-main-class)
- [How to Get the File Extension of a File in Java](http://www.baeldung.com/java-file-extension)
- [Immutable Objects in Java](http://www.baeldung.com/java-immutable-object)
- [Console I/O in Java](http://www.baeldung.com/java-console-input-output)
- [Guide to the java.util.Arrays Class](http://www.baeldung.com/java-util-arrays)
- [Create a Custom Exception in Java](http://www.baeldung.com/java-new-custom-exception)
- [Java Global Exception Handler](http://www.baeldung.com/java-global-exception-handler)
- [Encrypting and Decrypting Files in Java](http://www.baeldung.com/java-cipher-input-output-stream)
- [How to Get the Size of an Object in Java](http://www.baeldung.com/java-size-of-object)
- [Exception Handling in Java](http://www.baeldung.com/java-exceptions)
- [Guide to Java Instrumentation](http://www.baeldung.com/java-instrumentation)
- [Getting a File’s Mime Type in Java](http://www.baeldung.com/java-file-mime-type)
- [Common Java Exceptions](http://www.baeldung.com/java-common-exceptions)
- [Java Constructors vs Static Factory Methods](https://www.baeldung.com/java-constructors-vs-static-factory-methods)
- [Differences Between Final, Finally and Finalize in Java](https://www.baeldung.com/java-final-finally-finalize)
- [Static and Dynamic Binding in Java](https://www.baeldung.com/java-static-dynamic-binding)
- [Java List Initialization in One Line](https://www.baeldung.com/java-init-list-one-line)
- [Difference Between Throw and Throws in Java](https://www.baeldung.com/java-throw-throws)
- [ClassCastException: Arrays$ArrayList cannot be cast to ArrayList](https://www.baeldung.com/java-classcastexception-arrays-arraylist)
- [Throw Exception in Optional in Java 8](https://www.baeldung.com/java-optional-throw-exception)
- [Add a Character to a String at a Given Position](https://www.baeldung.com/java-add-character-to-string)
- [Synthetic Constructs in Java](https://www.baeldung.com/java-synthetic)