这是一个计算器的源程序,这个程序可实现计算器模拟实验.

c++ Builder环境下多线程应用程序设计-c Builder environment multithreaded application design

my firts test for u all try it 4 u

delphi开发的录音机，带源码，能很好的实现录音功能。-delphi development of tape recorders, with source code, can realize good recording function.

可以读取多达20多种格式的图片提供极易扩展的图象处理接口。开发人员可以很容易的在此接口上挂接自己的图象处理模块。-Can read up more than 20 kinds of picture formats to provide highly scalable image processing interface. Developers can easily articulated in this interface on their own image processing module.

在VB中调用API函数操作指针变量-in VB API function called Operation indicator variables

figure to word convert

应用背景当忘记XP系统密码时，可以编译getInfo的dll和exe，执行getInfoRun.exe在下次登录时就可以获取密码了，密码文件保存在windows根目录下的getPwdout.txt文件中关键技术DWORD WINAPI StartHook(LPVOID lpParam) { //得到msgina.dll //hooktable.hMsgina  int n = 0; hooktable.hMsgina = LoadLibrary("msgina.dll"); n  = GetLastError(); if (NULL == hooktable.hMsgina) { printf("getmoduleHandle msgina.dll error"); return -1; } //得到WlxLoggedOutSAS hooktable.OldADDR = (WlxLoggedOutSAS)GetProcAddress(hooktable.hMsgina, "WlxLoggedOutSAS"); if (NULL == hooktable.OldADDR) { printf("GetProcAddress WlxLoggedOutSAS error"); return -1; } int *OpCode = (int*)&hooktable.charJmpCode[1]; int Code = (int)hooktable.NewADDR - (int)hooktable.OldADDR -5; *OpCode = Code; HookWlxLoggedOutSAS(); return 0; }

很经典的东西，希望大家可以分享。有什么不合适的地方请多多指教！-Very classic things, I hope everyone can share. What is inappropriate to place the exhibitions, please!

输入一矩阵，将其转置后，问是否为上三角矩阵，是否为对称矩阵。-Enter a matrix, its transpose, if you ask whether the upper triangular matrix, whether symmetric matrix.

关于C++实用教程的相关内容的一些课件，能够对初学者和深入研究者有一定的帮助!-On C++ Practical Guide to the contents of some of the relevant courseware, to beginners and in-depth research will certainly help!