This post explains how to call a method in Java. Learn how to define methods, call them from other classes, and pass arguments!

Java gives you the ability to dynamically create strings. Even after you set the string value, you can add more characters to the string value throughout the code. This process lets you build a ...

Both Arrays.toString(Object[]) and Arrays.deepToString(Object[]) handle null array gracefully, simply returning a String “null”. I tend to use Java Collections far more than I use Java arrays.