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, ...

Imagine you’re reading a book, and you notice that one character is cheerful and upbeat, while the second character is pessimistic and never has anything positive to say. If you wanted to share your ...

I do a lot of work with textual data files, things like membership lists, race results, and team rosters—the sort of thing you get when exporting from a database or saving a spreadsheet in ...