通过vc++ 提取计算机的硬盘序列号（序列号一般不会改变） 再通过加密程序 生成校验码 可以对电子产品进行产权保护-By vc++ computer' s hard drive serial number extraction (serial number usually can not change) and then check code generated by encryption can protect the property rights of electronic prod

验证过的超级好用的linux下修复分区表工具-Repair partition table under a validated tool super easy to use linux