PM 2Ring questions

PM 2Ring answers

• Memory Allocation for Structure Elements
• Contract of a decorator
• A generic version of python's `str.zfill` that supports arbitrary fillers?
• How to calculate this CRC using Python?
• Python - How to know you are logged in with urllib2
• destroy() tkinter toplevel from queue fails silently (race condition?)
• Can't convert string number value to float
• Pair bad players with good players while retaining ballance
• Converting a text file with math problems to a text file with the answers to those problems
• Can you show a static image after some animation loops in a gif?