Think you know iOS inside out? Well, think again. Unlock your iPhone's full potential with these hidden tweaks.

Tutorials contains the code accompanying the HIP Tutorials that can be found in the HIP documentation. For a full overview over the examples see the section repository contents. Alternatively, instead ...

Tap Clear (C) to clear your last entry, or All Clear (AC) to clear all your entries. If you put in one wrong digit and catch yourself, simply swipe on the calculator's display in either direction, ...