删除字符串中的重复字符

这是讲解C语言的基础知识，从语句的定义，关键词讲解，到编程思想及实例分析，是编程的基础入门教材-This is to explain the basics of C language, from the statement, the definition of keywords to explain, to programming ideas and examples of analysis is the basis of introductory textbooks on programming

software craftsmanship--软件工艺-software craftsmanship-- Process Software

在通信网络中，接入技术自始至终都是发展的热点。从时分、频分、码分到目前的空分， 从TDMA、CDMA到OFDMA，从单天线到智能天线，先进的技术日新月异，层出不穷。而随着这些新 技术的涌现，WiMAX网络也逐渐成为下一代通信系统的竞争者。很多人认为WiMAX即使无法最终 取代3G，也将是构建未来4G网络的基础，因此很多国际通信设备厂商对于正在兴起的WiMAX寄予 厚望，北电网络甚至放弃了传统3G的研发而专攻WiMAX。 -In the communications network, access technology throughout the development of hot spots. From midnight, frequency division, code assigned to the current air separation, from TDMA, CDMA to OFDMA, from a single antenna to the smart antennas, advanced technology with each passing day, one after another. With the emergence of these new technologies, WiMAX network is becoming the next generation of communication systems competitors. Many people think that WiMAX if not eventually replace 3G, will also be building a foundation for future 4G networks, so many international communications equipment manufacturers who are high hopes for the emergence of WiMAX, Nortel Networks or even to abandon the traditional 3G research and development and specializing in WiMAX.

OpenSceneGraph基本渲染理论 任何一个人，只要他需要在计算机中组织他所要渲染的场景，而这些场景在现实中又是非常复杂的，他首先要面临的是效率问题，故明思议：需要在计算机中合理组织，高效显示的用户，关心场景图。-OpenSceneGraph rendering the basic theory of any one person, as long as he needs the computer to organize his rendering of the scene, and these scenes are in reality very complex, he must first face the problem of efficiency, so you Ming: the need for computer rational organization, and efficient display of the user, concerned about the scene graph.

Windows NT驱动程序设计指南。-Windows NT Driver Design Guide.

软件工程中的必备-Software Engineering for the future

计算机等级考试过关攻略，有详细的c语言考试大纲及试题，并配有源码-c language examination dictionary

中文directx编程手册(XNA),最新的编程说明-Chinese directx programming manual (backcross), the latest programming note

一套C的源程序，包括了各种各样的算法，有详细的解释-a set of C source files, including a variety of algorithms, detailed explanations

这是一个有关SN54128器件的资料,是我从国外找到的,和大家分享一下.-SN54128 the device information, I find from abroad, and share with you.