p4010 questions

p4010 answers

• How can i check whether the current time in between tonight 9pm and 9am(tomorrow) in Ruby on Rails
• Before signing a mac app and uploading it to the app store
• Automating DMG build in Xcode 4.0
• Git: Undo local changes; git add . + git rm?
• XCode 4.2: Organizer documentation is locked in a OSX Lion way
• Why does hitting the left arrow in irb give me "^[[D"?
• In the Ruby programming language, what is the name of $:
• Is there a ruby gem that enables cross-platform mouse manipulation?
• Can't push new git repository to github