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pligg avatar based on user id

hello, this is a simple trick to force  pligg avatar system to use user id instead of username.  the problem of pligg avatar system arise with non english letter. it happens when pligg try to write the avatar image file using the username_30.jpg which gives a wrong filename so pligg can not reuse the image [...]

write text on image using php

hello,
this is a simple method to write text on image using php. in fact, my friends asked me to create a php page that will take a specific information about their website visitors and return an image of a certificate with the visitor information written on it.
the logic of the program has three steps:

read input [...]