#3272
Regular Expression (RegEx for short) can be regarded as an immensely powerful weapon on computing. In almost all programming languages and OS, we can use it to carry out various of complex text processing work. Sams Teach Yourself Regular Expressions in 10 Minutes is a preferred introduction book to regular expressions for beginners, which is close to the actual demands, suitable for developers working on all kinds of programming languages and platforms.

#3271
SQL has concise syntax, flexible usage method and powerful function. It has become the most popular database language (almost any important DBMS supports SQL) and an indispensable, basic skill for any programmers.

#3250
As a representative of open source software, MySQL had already become the world's most popular DBMS (database managing system) long time ago. After Sams Teach Yourself SQL in 10 Minutes (AKA: SQL Crash Course), MySQL Crash Course became another classic bestseller. This book is actually written by Ben Forta at the requests from many readers, and specifically for MySQL users.