One of the nasty little traps a Java developer can run into occurs when Collection.contains(Object) is not used with appropriate understanding. I demonstrate this potential trap in this post. This is ...

It's not terribly clean, but you could use indexOf() and check if it returns -1. Better than breaking out a loop.

The Hamcrest 1.3 Javadoc documentation for the Matchers class adds more documentation for several of that class’s methods than were available in Hamcrest 1.2. For example, the four overloaded contains ...

We discuss how to work with directories, sub-directories, and traverse them using Java and the DirectoryStream method. Learn more. A directory is an organizational file system structure that contains ...