If Blender is the best free alternative of Autodesk 3ds Max or Maya, then GIMP is the best free alternative to Adobe Photoshop. Similarly, its powerful and numerous functions, complex features require special books to explain in depth, otherwise, it's extremely difficult to master GIMP. The Book of GIMP is one of the best few complete guide books about GIMP that cover almost any GIMP knowledge.

The author of MySQL Cookbook Paul DuBois is one of the first group of contributors of MySQL online reference manuals, who has written many classic books about MySQL. It is important to note that this book isn't to teach you how to develop a complete and complex application; on the contrary, it is to help you overcome various problems had stumped you in MySQL database development. Therefore, it is suitable for all related personnels engaged in the development of database technology to read. And it has became one of must-read books for MySQL developers.

First of all, this post has been planned for a few years, fortunately, it can be published to help many programmers at last. Many programmers still like, and have got accustomed to using the classic and simple, efficient CHM format of offline manuals for the programming languages you're learning or using, even if there are Dash (commercial, for Mac OS X) and Zeal such excellent, free and open-source AIO type of offline API documentation browser for Windows/Linux platform. Now, you've found the right place.