Wen 07/20/16

1) How to compare two folders in OSx.

diff -rq '/firstFolderPath' '/secondFolderPath'

• In terminal;
• -rq means to search in subfolders and print short description.

Example: diff -rq '/Users/nikkov/Desktop/First' '/Users/nikkov/Desktop/Second'

2) How to watch view hierarchy.

NSLog(@"%@", [self.view recursiveDescription]);

3) How to exclude some files from compilation in Xcode.

Target -> Build Settings -> Add User-Defined Setting -> Type "EXCLUDED_SOURCE_FILE_NAMES". In line's window type something like *.mm, *.h.