David questions

David answers

• should log messages be more human readable or computer readable?
• Setting all bits before first '1'
• Why does my database table need a primary key?
• Efficient iteration over sorted partial sums
• Find the best game tactic against an other tactic, for example in the card game Toepen
• How to make sense of this result?
• Cross-over two integers bitwise
• How to manipulate and represent binary numbers in C++
• convert from long long to int and the other way back in c++