学生管理系统（1）

transfer coordinates from BLH system to XYZ system in the foundation of geodesy

lua的 json解析库，与原生lua库快速的集成(a json parse for lua use c/c++)

获取局域网中计算机名和IP地址，运行程序后点击确定，等待界面消失，会生成一个Name_Iph.ini文件，记录了所有信息！(Access to the LAN computer name and IP address)

WPF编程宝典：使用C# 2012和.NET 4.5 第4版，非常经典的教材，源代码(WPF programming treasure book: using C# 2012 and. NET 4.5 4th edition, very classic textbooks)

RTKLIB是日本东京海洋大学开发（Tokyo University of Marine Science and Technology）开发的一个开放源程序包，供标准与精确GNSS全球导航卫星系统应用。RTKLIB包括一个可移植的程序库和几个应用程序（AP）库。 RTKLIB的特点： （1）支持标准的和精确的定位算法：GPS，GLONASS，QZSS准天顶卫星系统,北斗和SBAS （2）支持多种定位模式与GNSS实时和后处理：单点，DGPS / DGNSS，动态的，静态的，移动基线，定点，PPP运动，PPP静态和PPP定点(RTKLIB is an open source package developed by Tokyo University of Marine Science and Technology in Tokyo, Japan, for standard and precise GNSS global navigation satellite system applications. RTKLIB includes a Portable Library and several application library (AP) libraries. The characteristics of RTKLIB: (1) support standard and accurate localization algorithms: GPS, GLONASS, QZSS quasi zenith satellite systems, Beidou and SBAS (2) support a variety of Location mode and GNSS real time and post processing: Single point, DGPS / DGNSS, dynamic, static, moving baseline, fixed point, PPP motion, PPP static and PPP fixed point)

用c#编写的程序,用与两个蓝牙设备的通讯,有发送数据等功能.(prepared using the procedures used with two Bluetooth devices of communication, send data capabilities.)

适合新手。控件是Windows 图形用户界面的主要组成部分之一，用户通过操作控件对象完成与应用程序之间的交互。控件的使用集中体现了Windows 系统面向对象的特点(Suitable for novices. Control is one of the major components of the Windows graphical user interface, user interaction with the application control subjects completed between. Use controls epitomizes the object-oriented features of Windows systems)

从下往上划出的效果demo，精选ios编程学习源码，很好的参考资料。(From the demo effect to draw on, select learning IOS programming source code, a good reference.)

实现完整的4CPM(h=1/2)调制解调程序，包括消息序列生成，串并转换，升抽样成形滤波，数字上变频，多项式非线性效应，AWGN信道，到接收端数字下变频，降采样，匹配滤波，接收端基带信号星座图。(Message sequence generation, serial-parallel conversion, up sampling shaping filter, digital upconversion, polynomial nonlinear effects, AWGN channel, to the receiver digital down-conversion, down-sampling, the matched filter, the receiving end the baseband signal constellation.)

功能:实现英文字符间全角半角转换，重载了多个方法，实现比较全面(C# to achieve full-width half-angle conversion string)