Initial Commit
Initial version
Fixed bug showing the alert when pressing an operation with less than two items on the stack + cleanup
Removed the NSLog in showError: (since we are already showing it as an alert)
Refactored app name Calculator -> RpnCalc
Various refactorings (new model class Computer, renamed ViewController -> CalcViewController, removed exception throwing)
Group ‘controller’
Image assets for the loudspeaker
Unit tests for Stack and Computer
Cleanup
Removed redundant class cast
Merge branch 'master' of https://github.com/pajai/RpnCalc