讲解如何文件系统的原理和如何构建一个文件系统

How to use web2.0 in rails. Very good material for web 2.0

javascript方法中文查找手册，可助你使用javascript一臂之力。-javascript method to find Chinese manual can help you to use javascript helping hand.

Algorithms and Applications

this pdf is referred to mimo ofdm

Cognitive vision The case for embodied perception

vb调用api函数-vb function called api

证明与反驳――数学发现的逻辑。程序员需要逻辑思维能力，该书是经典之作！-Proved and refuted- the logic of mathematical discovery. Programmers need the ability of logical thinking, the book is a classic!

它的关于传输线分析，解释清楚大约高频率的元素，关于晶体振荡器，对高频电阻，思路清晰电容器。这本书有助于为实际的应用程序执行。因为许多应用程序来自射频环境下是广泛有用的。

很好的JAVA教程-good guide JAVA

This book has brought together some of the best SQL experts to address the important issues of writing efficient and cohesive SQL statements. The topics include using advanced SQL constructs and how to write programs that utilize complex SQL queries. Not for the beginner, this book explores complex time-based SQL queries, managing set operations in SQL, and relational algebra with SQL. This is an indispensable handbook for any developer who is challenged with writing complex SQL inside applications.