InfoWorld

How to use Java generics to avoid ClassCastExceptions

Using generics results in more robust code and avoids ClassCastExceptions in your Java programs. This in-depth tutorial introduces you to generics and their types and methods. Generics are used in ...
InfoWorld

How to use callbacks in Java

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 ...
TheServerSide

Java Scanner char input example without nextChar

Community driven content discussing all aspects of software development from DevOps to design patterns. The Java Scanner class provides methods that take String input and convert that String into any ...
Android Authority

How to use classes in Java

One of the features that make Java so powerful, is its object-oriented structure. This means that Java uses classes and objects to create more scalable, modular, and organized code. This can be a ...
TheServerSide

How to use Java's var keyword

Community driven content discussing all aspects of software development from DevOps to design patterns. Packaged as part of the 2018 version 10 release, the Java var reserved word introduced type ...
TechRepublic

Directory Navigation in Java

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 ...