Maximizing code reuse in your Java programs means writing code that is easy to read, understand, and maintain. Here are eight ways to get started. Writing reusable code is a vital skill for every ...

There are times when you need to associate metadata, or data that describes data, with classes, methods, or other elements in your Java code. For example, your team might need to identify ...

It is a common requirement to format currencies to two decimal places. /* Code example to print a double to two decimal places with Java printf */ System.out.printf("I love %.2f a lot!", Math.PI); ...

Sometimes it’s nice to format the output of a console based Java program in a friendly way. The java.lang package has no built-in table generators, but you can easily present data in a chart-based ...