How to implement a simple licensing scheme? [closed]
问题 Closed . This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 4 years ago . No offence intended, but let's not discuss that licensing schemes can be cracked (I know that) and that recourse to the law is usually a better deterrent (maybe in your country, but no in all). Not my choice - I have been told to implement licensing, just good enough to keep