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| Global variables are one of the first things you learn to reduce when learning good programming practices. They cause a number of problems. They can make debugging harder because any section of the program's behavior may depend on the global value.... |
| Many thanks to everyone for all the input - I didn't expect so many replies in such a short timeframe. I need to take some time now to carefully study all the suggested solutions - it's all very valuable info, like a textbook Special thanks goes to... |