Regular Expressions I

1. What are regexes good for ?
2. Examples
3. Where can I use it ?
4. Introduction to Regexes
5. grep
6. Tools
7. Find a string in a file
8. Regex Examples: single character
9. Regex Examples: more characters
10. Regex Examples dot .
11. Regex Examples (character class)
12. Regex Examples (^ in character class)
13. Optional character
14. Regex Examples quantifiers
15. Quantifiers
16. Quantifiers on character classes
17. Exercises: Regular expressions
18. Solutions: Regular expressions