nnn questions

nnn answers

• GCC -O2 and __attribute__((weak))
• Using the "sizeof" operator on the column of an array in C
• end of line (GNU documentation)
• Pointer pointing to itself C
• Convert string time to unix time and vice versa
• Convert 4 bytes to long on Arduino error
• Pip is not working for Python 3.10 on Ubuntu
• Drawing N-Pointed Star in OpenGL - C++
• 64-bit NS_OPTIONS bitmask