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.

How use Java printf to format int values. It’s much easier to format an int with printf than a float or double, because decimal precision is not a concern.. To use Java’s printf to format an int, long ...

Difference between int and Integer. The key difference between the Java int and Integer types is that an int simply represents a whole number, while an Integer has additional properties and methods.

For loops in Java are extremely powerful and lend themselves to many different coding applications. In this post, we will explain how to use them, and look at more advanced concepts such as labelling.