If you’ve struggled with regular expressions that took hours to match when you needed them to complete in seconds, this article is for you. Java developer Cristian Mocanu explains where and why the ...

The first half of this tutorial introduced you to regular expressions and the Regex API. You learned about the Pattern class, then worked through examples demonstrating regex constructs, from basic ...

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 ...