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构造函数使用方法的总结，使用多种类型的构造函数创建对象。(Constructors use of the summary, the use of various types of Constructors object creation.)

说明：  输入一段字符串 统计其中各类字符的数量（数字类 字母类 空格 其他）并输出(Enter a string in which all kinds of statistics on the number of characters (the number of types of letters of other types of spaces) and output)

VB实现将C++头文件转换为VB模块的源程序.(VB implementation will c++ header file is converted into a VB source program module.)

The Bessel curve is drawn, you can move the control points(The Bessel curve is drawn, you can move The control points)

这是一个基于灰度相关进行影像匹配的小程序,基于matlab编写(This is a image matching based on gray correlation is small programs, based on matlab)

qt jambi的模拟时钟的例子。展示了qt在java富客户端领域的强大功能，可以和swing兼容或者替代swing。继承了qt c++的良好品质。(qt jambi example analog clock. Qt display java rich client in the field of power swing can be compatible or alternative swing. Inherited qt c++ good quality.)

编程反复显示2010年各月份日历。（程序可以设定2010年1月1号为星期五）。(show the calendar)

Browse Folder dialog, search folder and all sub folders

一些简单的小例子，书上的例题代码，简单易懂，谢谢(Some simple examples, the book s example code, easy to understand, thank you)

1、客户数据从Excel或Access中导入 2、数据量比较大，约200多万条记录 3、实现分地区查询 4、实现其他条件查询 （关键字） 5、实现分地区查询的用户权限限制，即特定用户只能查找特定地区的客户信息（显示）(1, the customer data from Excel or Access to import 2, larger than the data, about 10,000 more than 200 records of 3, to achieve sub-region query 4, the realization of other conditions query (keyword) 5, to achieve sub-region query user rights restrictions that particular user can only search a specific area of customer information (show))