You might wonder how it's possible to print an arbitrary class object. The library methods such as System.out.println know nothing about the MyPoint class or its objects. So how is it possible to ...

A Java string is a sequence of characters that exists as an object of the class java.lang. Java strings are created and manipulated through the string class. Once created, a string is immutable -- its ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Follow these steps to find the length of a String in Java: Declare a variable of type String ...

In the post Checking for Null or Empty or White Space Only String in Java, I demonstrated common approaches in the Java ecosystem (standard Java, Guava, Apache Commons Lang, and Groovy) for checking ...

When you want to return a string result -- either as text, HTML or XML -- then a ContentResult object gives you the right balance of simplicity and control. Sometimes all you want to return from your ...