"If you can’t read a program and be confident that you know what it is going to do, you can’t have confidence that it is going to work correctly. For this reason, the with statement should be avoided."
Global variables are evil.
"The problems start when we do see our script again, or we get scripts from other developers, that were built the same way. That’s why it is good to keep a few extra steps in mind when it comes to saying “this is done, I can go on”."
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