Omri Barel questions

Omri Barel answers

• signed_extension in c
• Good coding: Pointers rather than references? [closed]
• Python list of list retrieve data
• C structure initialization with variable
• Android tutorial error: R cannot be resolved to a variable
• Rabin-Miller Strong Pseudoprime Test Implementation won't work
• Lua string.match uses irregular regular expressions?
• Simple way to implement public-key cryptography in C++?
• What is causing "warning: pointer/integer type mismatch in conditional expression"?
• In a byte, how to swap the 4 higher bits with its 4 lower bits