Over the past few years, I have asked many questions and received even more answers on this forum about cocoa and objective-c. Your answers have helped me develop a few (in-house) data analysis tools. With these tools, I could analyse lots and lots of experimental data in a timely and convenient manner. The final results are now in: I recently obtained my Ph.D. (in applied physics) So, thanks for answering my programming questions! P.S. any chance of changing the M in my username to D?