Refactoring is about improving the design of existing code. It is the process of changing a software system in such a way that it does not alter the external behavior of the code, yet improves its internal structure. With refactoring you can even take a bad design and rework it into a good one. This book offers a thorough discussion of the principles of refactoring, including where to spot opportunities for refactoring, and how to set up the required tests. There is also a catalog of more than 40 proven refactorings with details as to when and why to use the refactoring, step by step instructions for implementing it, and an example illustrating how it works The book is written using Java as its principle language, but the ideas are applicable to any OO language.

作者为人们管理复杂项目提供了颇具洞察力的见解，既有很多发人深省的观点，也有大量的软件工程实践。书中的内容来自布鲁克斯在IBM公司System 360家族和OS 360中的项目管理经验。初版的20年后，布鲁克斯重新审视了他原先的观点，增加了一些新的想法和建议。新增加的章节包括：原著中一些核心观点的精华；在经过了一个时代以后，Brooks博士对原先观点新的认识；1986年的经典文章《没有银弹》；对1986年所下论断（在10年内不会出现银弹）现在的认识。

For many users, working in the UNIX environment means using vi, a full-screen text editor available on most UNIX systems. Even those who know vi often make use of only a small number of its features. The vi Editor Pocket Reference is a companion volume to O'Reilly's updated sixth edition of Learning the vi Editor, a complete guide to text editing with vi. New topics in Learning the vi Editor include multi-screen editing and coverage of four vi clones: vim,elvis, nvi, and vile. This small book is a handy reference guide to the information in the larger volume, presenting movement and editing commands, the command-line options, and other elements of the vi editor in an easy-to-use tabular format.

Need to find something in MySQL? This convenient reference offers you all the details you need, day in and day out, in one concise and extremely well organized book. The new edition contains all the commands and programming information for version 5.1, including new features and language interfaces. It's ideal for anyone using MySQL, from novices who need to get up to speed to advanced users who want a handy reference.