C++程序编写规范,适合C++中级读者，老外写的一共100条。

我们常常会在各类的技术文章中见到诸如135、137、139、443之类的“端口”，可是这些端口究竟有什么用呢？它会不会给我们的计算机带来潜在的威胁呢？究竟有多少端口是有用的？想要了解的话，就跟我来吧-We often in various technical articles seen as 135,137,139. 443 like the "port" However, these ports whether what is the use? It will give us the potential of computer threat? How many ports are useful? Want to find out more, come with me

SampleAndroid : the base sample project for android

最小M段和问题！ 这个是用动态规划实现的！ 自顶向下的备忘录方法实现的！-smallest and M! This is the realization of dynamic programming! Top-down approach to achieve the memorandum!

制作网页特效的东东，对各位个人主页的站长一定有用的-production netnew saucepan, individual right to the head of Home certain useful

工具栏和状态栏 工具栏和状态栏 工具栏和状态栏 -toolbar and status bar t oolbar and status bar t oolbar and status bar workers with hurdles and the status bar toolbar and status bar

一个对应于C5.0的DEMO程序-a C5.0 corresponding to the procedures DEMO

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二维图形类的顶点类源码，对二维图形变成很有帮助。-Two-dimensional graphics class vertex type source of two-dimensional graphics become very helpful.

现在广被认可的ｎｃｉｅ考试的有关试题！ 有兴趣的可以看看！-now widely recognized ncie examination of the papers! Interested parties can see!

％ 该Matlab程序基于牛顿－拉夫逊算法，用于计算已知导纳矩阵、PQ节点、PV节点、平衡节点(UA)的电力网络潮流 ％ U - 各节点母线电压 S - 各节点注入功率 S_net - 电力网络总损耗 ％ PQ_P - 实算PQ节点注入有功功率 PQ_Q - 实算PQ节点注入无功功率 ％ delt_PQ_P - 实算PQ节点有功功率修正值 delt_PQ_Q －实算PQ节点无功功率修正值 ％ delt_UA_P - 实平衡节点有功功率修正值 delt_U_2 - 实平衡节点电压平方修正值 ％ delt_PQV - 实算P Q U^2修正值 J - 雅可比矩阵 ％ e - 电压实部 f - 电压虚部 delt_ef - 电压实部与虚部修正值- The Matlab program based on the Newton- Raphson algorithm is used to calculate the admittance matrix is known, PQ node, PV node, the node balance (UA) the trend of the electricity networks U- the node bus voltage S- each node injection power S_net-- The total loss of electric power networks PQ_P- operator PQ is injected into active nodes PQ_Q- operator PQ is injected reactive power node delt_PQ_P- is considered the correct value of active power PQ node delt_PQ_Q- really count PQ node reactive power to amend the value of delt_UA_P- real active power balance of the correct value of the node delt_U_2- node voltage balance is the correct value of the square o