- Character Class Abbreviations
- Common Regex Gotchas
- Don't Use Regular Expressions To Parse IP Addresses!
- Extended Patterns of Regular Expressions
- How will my regular expression match?
- Parsing with Regexes and Beyond
- Quantifiers in regular expressions
- Regexp do's and don'ts
- Regular Expressions Tutorial, the Basics (for BEGINNERS)
- A regex tutorial by Carl Franklin and Gary Wisniewski (off-site)
- String matching and Regular Expressions
- Using Look-ahead and Look-behind