Let's learn how to build and install the SimpleCalc app:
Open the
SimpleCalc
project in Xcode.Under the Product menu, select Clean.
In the scheme editing panel, select Run SimpleCalc.app, click on the pop-up menu for Build Configuration and select Release. Then click on the OK button as shown in the following screenshot:
From the Product menu, select Build For and select Running as seen in the following screenshot:
In the Project Navigator, right-click (or hold down the Ctrl key on the keyboard and left click if you don't have a three button mouse) on SimpleCalc.app and select Show in Finder as shown in the following screenshot: