Generics make your code more flexible and easier to read, and they help you avoid ClassCastExceptions at runtime. Get started with this introduction to using generics with the Java Collections ...

Right from day one, the standard format for packaging Java programs was the Java ARchive, or JAR file for short. There's nothing particularly interesting about a JAR file. At its heart, it's simply a ...

JNI is essential to the implementation of Java, since the JVM needs to interact with the native platform to implement some of its functionality. Apart from that, however, use of Java classes can often ...

I know we've had many fine threads on exceptions in Java. Hopefully this particular question hasn't been discussed to death. I solved Problem 11 on Project Euler today. It requires you to do a bunch ...

The Java Development Kit (JDK) is a development environment for building Java applications and applets that can then run on any Java Virtual Machine (JVM). The JDK includes a variety of development ...

Java programs without a graphical user interface use a computer's command line to interact with the user. It is vital that the program's command line output is properly formatted and spaced so that it ...

In context: Despite being designed in 1959, the COBOL programming language is still widely used in applications deployed on mainframe computers. COBOL offers secure, reliable and transactional ...

As thousands of programmers converge on San Francisco to attend Sun Microsystems' JavaOne conference, which opens Monday, Microsoft is working in parallel to convince some of the flock to switch ...

Java is a popular computing platform, but lately, Java is blamed for its security vulnerabilities. It is recommended by many to disable or completely uninstall Java. However, there are applications ...