Create packages, import packaged classes and interfaces into your programs, move packages, and encapsulate them in jar files.

Packages can store classes and interfaces, as well as subpackages, which are packages nested within other packages. A package has a name, which must be a non-reserved identifier; for example, java.

Many developers get intimidated when they look at all the new APIs that accept lambda expressions as arguments, and wonder how they’ll ever figure out which Java function to use and what the proper ...

A great deal of Java programming -- from conditional statements to iterative loops -- deals with the evaluation of true or false values. When you work with the JDK's Streams API and Lambda functions, ...

However, Java 13 does also bring dynamic class-data sharing archives, memory improvements, and a new implementation of the Java sockets application programming interface.

JSDK (Java Servlet Development Kit) is a package containing all the classes and interfaces needed to develop servlets. JSDK also contains a web server and servlet engine to test your creations.

Ninety-seven percent of the source code in the API packages is different; it's only the three percent that overlaps that formed the heart of Oracle's copyright claim. That three percent included ...