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 ...

System.out.println(s); //.....literal s and a is store in String constant memory String a="ram"; //.....its immutable so it not change bcs both variable same object ...

You might know that Java passes by value, but it helps to understand why. Here's what happens when you pass mutable and immutable object references in Java. Many programming languages allow passing ...

When using a new language or using new features of a language that I have not used before, I like to know what fields and methods are supported by various classes and objects in that language. This ...

Community driven content discussing all aspects of software development from DevOps to design patterns. In this Java serialization example, we will use both the ObjectOutputStream and the ...

Sometimes you may want to your application configuration file to define a function instead of a single value. In that case you should probably use Nashorn JavaScript engine that comes with Java 8, as ...