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C-Progamming Book for begineers

(1).本程序是用powerbuilder语言编写的，运行环境是powerbuilder9.0。 (2).本程序能实现基本的四则运算，平方运算，阶乘运算，开方运算，自然对数运算， 求正弦、余弦，N与∏的乘积运，本程序能显示17位整数，超过17位则自动转换成 科学计数法形式，并保留15位小数。 (3).出现计算器页面后点击on/off后方可运行。 (4).本程序提供键盘和按钮输入两种方法。((1) This procedure is used powerbuilder language, the operating environment is powerbuilder9.0. (2) This procedure can achieve the four basic arithmetic, squaring, factorial computation, root operation, the natural logarithm operation, sine, cosine, N and Π product shipped, the program can display 17 integer, more than 17 bit is automatically converted to scientific notation form, and retain 15 decimal places. (3) The emergence of the calculator page and click on/before after running off. (4) This program provides two ways to enter the keyboard and buttons.)

非常实用的QR码生成（编码）控件，不受任何限制，可以应用于多种开发语言平台。(Very practical QR code generation (encoding) the control and without any restrictions, can be applied to multi-platform development language.)

列举系统中已经注册的文档类型及其关联程序的类()

说明：  二级指针做函数输入的三种内存模型。通过形参改变实参的值必须经过地址传递。(The third memory model in which the secondary pointer acts as function input. Changing the value of an argument by a parameter must be passed through the address.)

window下，固定结构格式的数据文件进行网络数据传输，经过编译，很实用 -window, the fixed structure of data file formats for network data transmission, through the compiler, it is practical

本人收集的一个windwos下的端口扫描程序源代码．-I collected a windwos the port scanning source code.

说明：  这是关于课程学习的资源，实现的是找到最大公约数(this is about the C++study)

This procedure implements the LightStemmer the text-Arabic lassification method, with source code, test reports and corpus (including the test set)

据说是 AOL 官方的聊天工具， 功能比较完善。-AOL is said to be the official chat tools, more perfect functions.