arithmetic expression for the results to input a four Operational rules (includi...

帮助文件写的不是很详细（不是作者写的:)），补充一下：在点菜和酒水时如果多于一份可以采用直接修改数量的方式进行，也可以每次加入一份。 可以单个菜打折，酒水总额打折，最后结账时还可优惠现金；如果挂账，以后付款时还可进行优惠（防止账不清，比如客户共欠款3050,可能最后给3000,其余50可计入优惠，这样以后在欠款用户中就不会再出现了）。 此外还有网络版的，后台采用SQL SERVER.-help write the document is not very detailed (not the authors write :)), add : in order food and drinks at if more than one can change the number of direct manner, can also join a time. Individual dishes can be discounted, the total discount drinks, the final closure also available cash; If the credit, after payment can also include concessions (to prevent inflation unclear, such as 3,050 customers were in arrears, Perhaps to 3000, and the remaining 50 can be included concessions, such arrears in the future users will not recur.) In addition to the online edition, background using SQL SERVER.

关于MYSQL的数据库连接池操作的封装.最近刚学习的.-With regard to MYSQL database connection pool operations package. Recently learning.

算法CARTfunctions,该算法主要用于数据挖掘领域.-CARTfunctions algorithm, the algorithm used mainly for data mining areas.

Csharp_VS2005_2008_datagridview 动态生成列和行的代码:-Csharp_VS2005_2008_datagridview dynamically generated columns and lines of code:

这是个使用ADO类编写的IP地址来源地查询程序，给出IP地址可返回IP所属地区或国家，给出地区或国家的名称或部分名称可查询所有的IP地址。程序需要一个动网论坛的IP地址数据库（ACCESS格式），由于太大所以没传上来。-it is prepared to use ADO type of source IP address inquiry procedure, given IP address can be returned to the IP respective regions or countries, regions or countries are given the name or names of inquiries can be part of all the IP addresses. Procedures need a louder IP address database (ACCESS format), too-so much onto.

一个使用TURBO C读数据库文件的小程序，欢迎各位大虾前来共享、批评指正-use a TURBO C Reading database files small procedures, welcome you to share prawns, criticized correct! !

.net下开发的访问数据库，并和asp结合-. net access the database under development, and integration and asp

一个大的论坛-a big forum

一个类似金山词霸单词本的数据库管理程序！可选择数据库进行操作！- Is similar the Jinshan word tyrant word this data bank administration procedure! May choose the database to carry on the operation!

数据库查询操作，包括常用的数据库操作，查询，更新，分页等-db operation