Advice for everyday Unix systems administration and some clever ways to approach more challenging problems.
If you work with file archives that come in many different "flavors", you might find this little trick to be a handy one.
Making use of HTTP status codes to make everyday life run more smoothly
One way to restrict what users can do on your Linux systems is by using rbash -- the restricted Bourne Again shell -- but only if you take some additional steps to ensure that your users can't break out of their cells
The Unix command line provides numerous ways to make our work easier. Here are 15 "tricks" that I use often to make quick work of various tasks.
I've heard that those who can't remember history are condemned to repeat it but for Unix users, repeating history is not only advantageous, it's something of a skill.
Sometimes, the simplest command line challenges can leave you leaning over your keyboard with that "What just happened?" look on your face. There's (almost) always a good explanation, but it might take a little head scratching before ....
Unix errors often seem cryptic and sometimes even obtuse, but they're actually well designed and useful. A little insight into the whys and hows of common error messages might help you appreciate not just error messages, but why you're bum....
Breaking out of the traditional owner/group/world way of managing file permissions, setfacl and getfacl provide a lot of flexibility and fair share of complexity.
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