问我们 提议或找到一种工具、图书馆或偏袒场外资源的问题,在Stack Overflow,因为它们往往吸引有意见的答复和垃圾邮件。 相反, 问题以及迄今为止为解决这一问题所做的工作。
Closed 9 years ago.
在净值中,我可以找到许多方案,提供这些方案。 你们有30天自由使用方案的机会,在你的方案刚刚停止之后,我的问题是,我如何能够把我所写的方案的这种行为规范下来,我如何确保没有人会破坏该方案? 预先感谢任何联系和解释
P.S let s assume that my program is written on c++, what technology can I use?
1) Write the software so that it will expire in 30 days after its installed, and offer a pay version that does not
2) Same as above but offer up keys that can remove the restriction
您可以通过网络服务验证安装日期/许可(即气球如何使用)
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