Add two comment lines to the top of a file
22590
How to insert text before the first line of a file?
32317
Code Formating in Comments
40702
Add data.SE style "magic links" to comments
84837
Is it possible to add images to comments?
53070
How to modify a text file?
8337
How to append multiple lines of text to a file?
73386
How to merge every two lines into one from the command line?
54068
Add syntax highlighting and line breaks to comment formatting
77422
Easiest way to add a text to the beginning of another text file in Command Line (Windows)
70837
Source Code Margin Comments
62668
Reading comment lines correctly in an input file using Fortran 90
57369
Automatic "fancy" comment insertion with Vim
25170
Comment is above one with earlier timestamp
102475
Allowing comments in interactive zsh commands
94061
How to append the first line at the end of each line of a file with Sed?
74284
Add some bottom padding to code snippets
97143
Multiple line code example in Javadoc comment