Alcott questions

• Why do variables live longer (have bigger scopes) in Python than in C?
• instance.__dict__ & class.__dict__
• different programming language and calling convention
• Select elements from an array using another array as index
• remove all duplicate records efficiently
• how to generate 1 million random integers and write them to a file?
• extract numbers from file names
• What is Stack Randomization and how does it prevent buffer overflow attack?
• [python]: confused by super() [duplicate]
• how to apply parallelism-programming in graph problems?

Alcott answers