Java’s character and assorted string classes offer low-level support for pattern matching, but that support typically leads to complex code. For simpler and more efficient coding, Java offers the ...

Some say a set of regular expressions comprises a domain-specific language, or DSL; essentially, a mini-programming language. A full-blown programming language like Java or Python can do many things, ...

Regular expressions are the secret weapon for searching, validating, and transforming text across almost every programming language. From quick data validation to massive log parsing, regex can save ...

Like riding a bike, knowledge of regular expressions will stay with you forever, allowing you to manipulate text quickly and easily. In this part of the series, Ondrej focuses in on groups, ...

I was involved in a recent discussion on the "best" way to remove a given parameter from a URL string. The conversation began with using string primitives to split and join the parameter, a method ...

When I’m writing in Editorial, I often need to make sure I’m dealing with a valid URL in the system clipboard, the document editor, or in a variable. To do so, I’ve long employed John Gruber’s liberal ...

Regular expressions are a universal tool for matching, validating, and transforming text across programming languages and ...

Experienced Java developers are committed to continuous improvement. We always seek ways to make our code more readable, reliable and efficient. Java's evolution provides a steady stream of powerful ...