David questions

David answers

• Why does bitwise AND of two short values result in an int value in Java?
• How do I store a Map in a Guava Cache
• Two methods with the same signature, why it works
• How to accurately sync time between iPhones?
• Git: get a hash of the current state of the working tree?
• Show all commits whose diff contain specific string
• Is there a tool to have git show "detached heads" in a graph?
• Which program creates a C array given any file?
• AVL tree vs. B-tree