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Linux Shell Scripting Bootcamp
book

Linux Shell Scripting Bootcamp

by James K Lewis
July 2017
Beginner
208 pages
3h 7m
English
Packt Publishing
Content preview from Linux Shell Scripting Bootcamp

Automatic backups

Now for a bit of free programming advice, making automatic backups of files was mentioned in Chapter 4, Creating and Calling Subroutines. I strongly suggest you use something like this when you are writing anything that is even slightly complicated. There is nothing more frustrating than to be working on your program or script and have it going pretty well, only to make a few changes and have it fail in some bizarre fashion. You had it working a few minutes ago and then wham! It has a fault and you can't figure out what change caused it. If you don't have a numbered backup you could literally spend hours (maybe days) trying to find the bug. I have seen people spend hours backing out every change until the problem was found. Yes, ...

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Publisher Resources

ISBN: 9781787281103