The often overlooked Xcode FileMerge app lets you spot what's changed between two files. Here's how to spot the differences using the tool. Most developers of Apple software are familiar with Apple's ...

The case we are discussing here is where you keep the same set of files at multiple places. You can assume this is a backup case where you cloned the same folders and plan to take a backup every day.

The Linux comm command makes it easy to compare a couple text files and determine if they both contain the same lines -- whether the file contents are sorted or not. The comm command on Linux systems ...