对联广告

从键盘输入一段字符，统计输入的字符串中个字母出现的次数-A section of characters from the keyboard input, statistical input string appears in the number of letters

说明：  PSO-BP代码，实现模型预测，这是最基础的模型可以进行修改优化(PSO-BP code to realize model prediction, which is the most basic model that can be modified and optimized)

说明：  springBoot hellow word base the version 2.1.3

用c# asp.net 编写b/s模式的管理系统-asp.netc#

绝对好用的PDG格式转换成PDF格式的工具-absolutely refrain PDG format into PDF format conversion tools

HTML5烟花散射动画效果，基于HTML5 canvas实现，有粉末效果、放射效果，两种特效。(HTML5 fireworks scattering animation effect, based on HTML5 canvas implementation, powder effect, radiation effect, two special effects.)

hoops_acis_mfc框架，基本造型，程序设计-hoops

After case WeChat small app store is a free open-source program store system after grid technology development, support small program classification presentation, boutique program recommendation, independent developers submit their small program information and other functions.

说明：  ABAQUS的子程序TSAI_WU失效准则(The failure criterion of the subroutine Tsai Wu of ABAQUS)

adjustable constant load for arduino