摘要：
1.Developer location setting in Xcode 4.3.2sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer2.Verify xcodebuild versionxcodebuild -version 阅读全文
摘要：
1.Check your ruby versionruby -v2.Install rvmbash -s stable < <(curl -s https://raw.github.com/wayneeseguin/rvm/master/binscripts/rvm-installer)3.Install homedrew/usr/bin/ruby -e "$(/usr/bin/curl -fksSL https://raw.github.com/mxcl/homebrew/master/Library/Contributions/install_homebrew.rb) 阅读全文