In my last blog post, I looked at using a simple Java application to determine which characters would work as desired for splitting a String with String.split. Simple utilities like this one are often ...

In this challenge, we use regular expressions (RegEx) to remove instances of words that are repeated more than once, but retain the first occurrence of any case-insensitive repeated word. For example, ...

All but the most casual Linux users no doubt have encountered regular expressions, if only in a cursory manner. Regular expressions are extremely powerful and flexible pattern-matching and -replacing ...

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 ...

I'll preface this with I'm a retired software engineer who is too lazy to figure this out myself via the Friedl book. Of which I own V1.0 and it's heavily used. I have a multi-line text file, where ...

I try to create a class that uses regexp in Java. The function of the class is to get substrings that matches a pattern. In this case I would like to get 2 substrings since it contains 2 links. But I ...