Hash Table 1 of the application Hash Table 1 applications, a very practical

3D数学优秀教材，包括理论知识和具体应用，浅显易懂，适合入门学习。(Three-dimensional mathematics excellent textbook, from theoretical knowledge to some specific realization, is easy to understand and suitable for introductory learning.)

采用FTP PASV模式设计一个FTP服务器程序和一个FTP客户机程序，具有文件夹内容浏览和文件下载功能，服务器程序能够接收多个客户机的FTP请求并且能够对客户机身份进行验证。

说明：  开发手册，里面有stm32详细的寄存器功能，以及操作要求。开发者可以根据开发手册对stm32f4进行使用。(Development manual, which contains STM32 detailed register functions, as well as operating requirements. Developers can use stm32f4 according to the development manual.)

2、Socket编程 凡是基于网络应用的程序都离不开Socket。 与网络有关的简单VC编程 Socket的意思是套接字，是计算机与计算机之间通信的接口。使用Winsock提供的API函数是最基本的网络编程技术。 (2 Socket programming any web-based application programs can not be separated Socket. Simple VC network-related programming meant Socket socket, is communication between the computer and computer interface. Use Winsock provides API functions is the most basic network programming.)

此聊天室服务器，可随意设置ip，客户端ip固定，仅作为学习使用。 server端包括了日志保存，多客户端并发处理功能 客户端模拟了QQ窗口的弹窗和声音提示功能；另外还可以防止意外断开现象的发生。 server和client端共同拥有一个公共类库，这个类库里有一个窗口自适应类，已方便让窗体自由变化大小。

说明：  基于89C52单片机的超声波探测跟踪小车的设计程序，注释说明完整详尽(Based on 89C52 single-chip computer, the design procedure of the ultrasonic detection and tracking car is described in detail.)

说明：  ESN算法，想与PSO相结合，以此为例作为参考(ESN algorithm, want to combine with PSO, use this as an example for reference)

此源码是《C#入门经典》一书第三章的源代码-This source is the C# Entry classic book, Chapter III of the source code

著名的<H.264和MPEG-4视频压缩>在之前的版本的基础上增加了pdf索引,更方便快捷(Well-known <H.264和MPEG-4视频压缩> , In the previous version of the pdf based on the increase of the index, more convenient and efficient)

msp430,时钟源选择调试程序，msp430时钟信号有三种：MCLK、SMCLK和ACLK。(Description: Output buffered MCLK, SMCLK and ACLK.)