The Linux Philosophy for SysAdmins, Tenet 18—Document everything
“Real programmers don’t comment their code, if it was hard to write, it should be hard to understand and harder to modify.”
— unknown
Create a patch from differences in a file with the diff and patch commands
When you collaborate on a digital project with someone, it's a guarantee that eventually someone's going to need to send you changes they've made to...
Tips on writing open source documentation
Adjust your style when writing documentation to reach a wider audience.
The job is not done until the documentation is complete
Which came first, the program or the documentation? Therein lies the dilemma.
I don’t think I have ever heard anyone say, “This documentation is great.” Mostly I hear how badly some specific documentation sucks, and I have repeated that refrain myself many times.