1. Make a large tree trunk. 2. Use real leaves to create the rest of the tree. 3. If you can't use real leaves, have students trace their hands on fall colored construction paper. Arrange on the tree trunk to form a tree.
Xcode is an integrated development environment for macOS containing a suite of software development tools developed by Apple for developing software for macOS, iOS, watchOS and tvOS.
Automatic Reference Counting is the technique used for Garbage Collection. It was first introduced in limited capacity with Xcode 4.2 and iOS 5 had ARC implemented in full capacity. 1. Every time you create and allocate an object, you increase the reference count of the variable.