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 ...

/** * Instantiate my collections with empty versions using Collections fields. * This will result in javac compiler warnings stating "warning: [unchecked] * unchecked ...

The Collection interface and Collections class provide many useful algorithms: set operations, searching, sorting, shuffling and more. Views provide access to data stored elsewhere using the standard ...