For many years, Phil Katz’s archive creation, zip, has been one of the most popular file archiving formats. Sun has adopted the zip format as the basis for the Java Archive (JAR). Sun has extended the ...

A callback operation in Java is one function that is passed to another function and executed after some action is completed. A callback can be executed either synchronously or asynchronously. In the ...

With each new Java platform release, the stewards of the language always include a few new preview features that can be toyed with only if a developer knows how to unlock the capabilities at runtime.