java-tutorials/core-java-8

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Core Java 8 Cookbooks and Examples

Relevant Articles:

• Java 8 Collectors
• Guide to Java 8’s Functional Interfaces
• Java 8 – Powerful Comparison with Lambdas
• Java 8 New Features
• Lambda Expressions and Functional Interfaces: Tips and Best Practices
• The Double Colon Operator in Java 8
• Java 8 Streams Advanced
• Introduction to Java 8 Streams
• Guide to Java 8 groupingBy Collector
• Strategy Design Pattern in Java 8
• Java 8 and Infinite Streams
• String Operations with Java Streams
• Exceptions in Java 8 Lambda Expressions
• Java 8 Stream findFirst() vs. findAny()
• Guide to Java 8 Comparator.comparing()
• How to Get the Last Element of a Stream in Java?
• Introduction to the Java 8 Date/Time API
• Migrating to the New Java 8 Date Time API
• Guide To Java 8 Optional
• Guide to the Java 8 forEach
• Get the Current Date, Time and Timestamp in Java 8
• TemporalAdjuster in Java
• Finding Max/Min of a List or Collection
• Java Base64 Encoding and Decoding
• The Difference Between map() and flatMap()
• Merging Streams in Java
• “Stream has already been operated upon or closed” Exception in Java
• Display All Time Zones With GMT And UTC in Java
• Copy a File with Java
• Static and Default Methods in Interfaces in Java
• Iterable to Stream in Java
• Converting String to Stream of chars
• How to Iterate Over a Stream With Indices
• Efficient Word Frequency Calculator in Java
• Primitive Type Streams in Java 8
• Fail-Safe Iterator vs Fail-Fast Iterator
• Shuffling Collections In Java
• Java 8 StringJoiner
• Introduction to Spliterator in Java
• Java 8 Math New Methods
• Overview of Java Built-in Annotations
• Finding Min/Max in an Array with Java
• Internationalization and Localization in Java 8
• How to Find an Element in a List with Java
• Measure Elapsed Time in Java
• Java Optional – orElse() vs orElseGet()
• An Introduction to Java.util.Hashtable Class
• Method Parameter Reflection in Java
• Java 8 Unsigned Arithmetic Support
• How to Get the Start and the End of a Day using Java
• Generalized Target-Type Inference in Java
• Image to Base64 String Conversion
• Calculate Age in Java
• Copy a List to Another List in Java
• Increment Date in Java
• Add Hours To a Date In Java
• Overriding System Time for Testing in Java