教学＂求圆的面积和圆的周长＂的程序，给学生作为一个简单的例子讲解．...

老年人大学的学籍管理,主要是学费收取，用到了一些第三方控件。-University of older school management, mainly to collect tuition fees, to use some third-party control.

TBCOMM串口类使用用例.TBCOMM是本人在CNCOMM的基础上改良后的一个类块,这个用例是在C++ BUILDER 2007上开发的-The use of serial-type TBCOMM use case. TBCOMM is I CNCOMM the basis of an improved type of block, the use case in the C++ BUILDER 2007 developed

数字输入控件，可指定整数位和小数位的长度，可指定是否允许负值。 需要SuiEdit控件支持，如果没有，可修改源码从TCustomEdit继承，并去掉其没有的属性及相关方法即可。-digital input control, to designate places and rounded the length of decimal places, to designate whether to allow negative. SuiEdit controls need support, and if not, can modify the source codes from TCustomEdit inheritance, it is not removed and the properties and related methods can be.

利用Dephi7开发的一款小型文具仓库管理系统，数据库用的是Access，供交流使用。由于水平有限，漏洞难免，希望多批评指正！ -Dephi7 development of the use of a small stationery warehouse management system, the database is used by Access, for the exchange of use. Because of limited ability, vulnerability is inevitable, and want to see more criticism of correction!

用delphi做的,里面的数据库是ACCESS.可以查全国的地区,对初学者很有用,直接下载后就可以用到了,不用去添加全国各地的地名记录!-Delphi to do with the inside of the database is ACCESS. Can check the country

不用代码实现窗体和图像的双重透明 -tou_ming_form.rar不用代码实现窗体和图像的双重透明

Crlab公司用来连接MySQL数据库的控件-Crlab company used to connect MySQL database controls

一个Delphi用的dbtree数据库目录对显示控件-Delphi used a database directory dbtree display control

！屏保程序，通过上下左右调节字体速度，颜色随即变化。-! Screen saver, through up and down about the speed of adjustment fonts, colors change immediately.

CPort类，手机串口通信的类，Delphi开发的，要的朋友请下载！-CPort category, the category of mobile phone serial communication, Delphi developed a friend to download!