根据用户输入的账号和密码，判断用户是否合法，如果是合法用户则记录用户的账号、上机时间，如果为非法用户则提示账号或密码错误，请重试。用户上机结束后，记录用户的下机...

c语言底层开的经验总结与技术提升，非常适合使用C做嵌入式或手机开发的软件工程师。-c language experience to open the bottom and the upgrading of technology is very suitable for the use of C or cell phone to do embedded software development engineers.

Endnote中文使用说明书，文献管理和论文写作的利器！-Endnote Chinese Manual, documentation management and thesis writing tool!

这是关于LabVIEW的英文教程,内容详尽,图文并貌,适合于初学者.-on LabVIEW This is the English handbook, as detailed, facsimile and Maung, which is suitable for beginners.

File in order to update SIM300S of SIMCOM

本书介绍了软件测试的工具，对于这些工具的使用方法也有详细的说明-the book introduced the software testing tools for the use of such tools method is described in detail in

professional linux programming

西南医院管理系统。-Southwest Hospital management system.

上传成为会员用的空文档,大家不要下载，里面什么也没有-Upload to become a member with an empty document, we should not download, which nothing

一个普通的串口调试助手，实现串口的设置等。-An ordinary serial port debugging aids to achieve the serial port settings.

1.增加了近40项后台核心设置，这些设置可以使大家可以很容易控制前台的显示，能按照自己的意愿调整各项参数。 2.将广告单独分开，可以由用户自由设置多项广告。并且可以通过修改模板使广告在适合的地方显示。 3.增加站点公告。 4.增加文章来源，专题，标题颜色设置等等。并且在HTML在线编辑器里增加即时图片上传，方便多图片管理。 5.文章投稿及评论都不再使用文本数据存储，这样可以更方便管理，以及审核等控制。 6.增加投票功能。-1. An increase of nearly 40 core background settings, these settings can make everyone can easily control the future, in accordance with their own will adjust various parameters. 2. Advertising alone will separate the user can set up a number of free advertising. And can change the templates so that the advertisements for the show. 3. Increase site notice. 4. Add article sources, thematic, heading color settings. In HTML editor online world has increased immediately upload pictures, photos and more convenient management. 5. Article submissions and comments are no longer in use text data storage, so can be more convenient management and control audits. 6. Increased voting.