Ezzaral
null
16,111 posts since May 2007
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as licenses are concerned: random generator might do. if you want only those who paid for a license to be able to use it, link a username and a serial nr in a db you control, and put a check in the application, that checks whether or not the users serial nr and username come up with a match in your db
stultuske
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4,371 posts since Jan 2007
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