By Dru Lavigne
In the area of Unix working structures, some of the BSDs include a protracted background of top of the range software program and well-designed suggestions, making them a favourite OS of quite a lot of clients. between budget-minded clients who followed BSD early directly to builders of a few of today's greatest websites, the recognition of BSD platforms maintains to develop. in case you use the BSD working process, then you definitely be aware of that the key of its luck is not only in its ticket: useful, trustworthy, terribly solid and versatile, BSD additionally deals lots of fertile flooring for artistic, time-saving tweaks and tips, and sure, even the opportunity to have a few enjoyable.
"Fun?" you ask. might be "fun" wasn't coated within the guide that taught you to put in BSD and administer it successfully. yet BSD Hacks, the most recent in O'Reilly's well known Hacks sequence, deals a special set of sensible assistance, tips, tools--and even fun--for directors and gear clients of BSD structures.
BSD Hacks takes an artistic method of saving time and getting extra performed, with fewer assets. You'll make the most of the instruments and ideas that make the world's most sensible Unix clients extra efficient. instead of spending hours with a dry technical record studying what switches pick a command, you'll research concrete, functional makes use of for that command.
The e-book starts with hacks to customise the consumer setting. You'll the way to be extra efficient within the command line, timesaving counsel for atmosphere user-defaults, how you can automate lengthy instructions, and store lengthy periods for later evaluate. different hacks within the booklet are grouped within the following components:
Customizing the consumer atmosphere
Dealing with documents and Filesystems
The Boot and Login Environments
Securing the approach
Going past the fundamentals
Keeping up to date
If you will want greater than your normal BSD user--you are looking to discover and test, unearth shortcuts, create worthwhile instruments, and are available up with enjoyable issues to aim in your own--BSD Hacks is a must have. This e-book will flip average clients into energy clients and method directors into great approach administrators.
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Extra resources for BSD Hacks: 100 Industrial-strength Tips & Tools
Timeout in 10:59 minutes Did you notice that timeout value of 15 minutes? At that time, the screen will unlock itself, which sorta diminishes the usefulness of locking your screen. After all, if you run into your boss in the hall, your 5-minute coffee break might turn into a 25-minute impromptu brainstorming session. - 39 - To lock the terminal forever, or at least until someone types the correct key, use the -n switch. If the system is a personal workstation, -v is also handy; this locks all of the virtual terminals on the system, meaning a passerby can't use Alt-Fn to switch to another terminal.
2003 Regardless of how you invoke the command, a new shell will be created. cshrc will be reread. You can now carry on as usual and all input and output will be written to your script file. When you are finished, simply press Ctrl-d. 2003 This will append your current scripting session to the named file. - 60 - I find script extremely useful, especially when I'm learning how to configure something for the first time. I can easily create a written record of which commands I used, which commands were successful, and which commands caused which error messages.
Fortunately, FreeBSD's screen locking mechanism is customizable. 1 Using lock FreeBSD comes with lock (and it's available for NetBSD and OpenBSD). Its default invocation is simple: % lock Key: 1234 Again: 1234 lock /dev/ttyv6 on genisis. timeout in 15 minutes. time now is Fri Jan 2 12:45:02 EST 2004 Key: Without any switches, lock will request that the user input a key which will be used to unlock the terminal. This is a good thing, as it gives the user an opportunity to use something other than her login password.