初学时做的，简单的模拟超市收银台，非常简单

ZipForge is a fast ZIP compression library. With this toolkit you can easily add archive functionality to your projects. ZipForge includes our new unique techonology, a transaction system. This innovative solution gives you a fast and easy way of updating archive files providing data integrity like a reliable database system. ZipForge Personal is free for personal use. Any company that uses ZipForge in its projects must order ZipForge Pro.-ZipForge is a fast ZIP compression library. With this toolkit you can easily add archive functionality to your projects. ZipForge includes our new unique techonology, a transaction system. This innovative solution gives you a fast and easy way of updating archive files providing data integrity like a reliable database system. ZipForge Personal is free for personal use. Any company that uses ZipForge in its projects must order ZipForge Pro.

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内存数据库,用于与数据库操作上进行缓冲，而不是直接操作数据库表-Datastore

门禁系统源代码早 下旧是是是是是是是是是是是是是是是晶-Access Control System source code under the old back yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes yes crystal

png 图像用image打开 png 图像用image打开-image open png picture

xp菜单功能代码，可以实现xp效果的菜单控件-xp menu function code, you can realize the effect of the menu control xp

delphi 文件加壳 脱壳-delphi file packers Shelling

Huihoo Power! - JMX概述-Huihoo Power!- An overview of JMX

Delphi XML & XPATH源代码-Delphi XML

在Delphi中实现调用动态链接库中的C++的对象的功能，包括文档说明和源码。-In Delphi, is called C++ implementation of the object features, including documentation and source code.