This post helps to compare two files in Notepad++. If some line is added, deleted, moved, or a line is changed, you can see the differences.

You might want to open two files in two separate windows to compare them. Also, if you want to edit two files simultaneously, you need to open them separately. That is why you can change Notepad ...

How to Use Diff in Notepad++. The diff command in UNIX is a useful utility that allows you to compare two text files and display the lines that were different.