Sarah questions

• Issues with installing node / running npm install
• Already defined Obj? Linking error?
• Show how counting semaphores can be implemented using only binary semaphores and ordinary machine instructions?
• Android Studio can't access SDK Manager
• How to initialize a constructor with that takes Strings as parameters?
• How can I combine multiple char's to make a string?
• How to find and replace all occurrences of a substring in a string?
• What is the difference between map and apply in scheme?
• How to turn the volume to max programmatically on android? [duplicate]
• How to use const_cast?

Sarah answers