InfoWorld

Get started with method references in Java

Along with lambdas, Java SE 8 brought method references to the Java language. This tutorial offers a brief overview of method references in Java, then gets you started using them with Java code ...
TheServerSide

How do I find the Java array length?

Community driven content discussing all aspects of software development from DevOps to design patterns. To find the size or length of a Java array, follow these four steps Declare a variable of type ...
Ars Technica

Java: ArrayList.contains(Object o) isn't calling the correct equals method

I have a class, say TextHolder, that overrides Object.equals() to return true if both strings in each object are equal - <tt>new TextHolder("Hello World!").equals(new ...
InfoWorld

Portable Logger Names with Java 7 Method Handles

Java 7 introduced the Method Handles with the java.lang.invoke.MethodHandle and java.lang.invoke.MethodHandles classes. The Well-Grounded Java Developer (which I have previously reviewed) covers ...