In programming, a set of symbols used to search for occurrences of text or to search and replace text. The simplest regular expressions are DOS/Windows wildcards; for example, *.html refers to all ...

Vincent Danen goes over some basic regular expressions. They are handy for developers and programmers, of course, and can even be employed for Google searching. As a Linux user or administrator, the ...

Regular expressions come in handy for all varieties of text processing, but are often misunderstood--even by veteran developers. Here's a look at intermediate-level regular expressions and what they ...