Berkeley Software Distribution is a Unix operating system

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44
votes
9answers
15k views

Easy incremental backups to an external hard drive

For a while I used Dirvish to do incremental backups of my machines, but it is slightly cumbersome to configure, and if you do not carry a copy of your configuration it can be hard to reproduce ...
36
votes
3answers
19k views

Where does Mac OS X come from?

Discussing with Mac owners, I got several versions of where Mac OS X comes from. It is known to have some root in BSD, but how much, and where? Some say that Mac OS X has a FreeBSD kernel, with all ...
55
votes
15answers
7k views

How do you choose a distribution? [closed]

I'm currently looking at putting a Linux (although BSD is still an option) distribution on my old laptop. However, I'm not sure how to wade through all of my options - rolling releases versus not, ...
22
votes
1answer
6k views

What are the main differences between BSD and GNU/Linux userland?

I've read a lot on Unix & Linux about BSDs and GNU, etc. But I still don't understand what some actual, practical differences are between BSD and GNU userlands, despite the fact that they are ...
12
votes
4answers
6k views

If I connect a physical device, how can I ever know which device file belongs to it?

Say I plug in several USB drives which don't get automatically mounted. How can I find out which device file belongs to which physical device, so I can mount it for example? I'm running Mac OS X but ...
8
votes
3answers
651 views

Open Source router firmware options?

What distro's exist that are designed for routers? Please include the following link to the project page link to supported hardware list what distinguishes them, why pick this option friendly web ...
47
votes
2answers
7k views

What do different BSDs have in common?

... and what are the differences between them? I formulated my question like this to make it clear I'm not interested in a flamewar of opinions, rather in an objective comparison between the different ...
15
votes
2answers
4k views

What are the main differences between BSD- and linux-based operating systems?

I am a long time linux user and have recently become interested in playing about with BSD-based operating systems. What are the differences between linux and BSD-based systems. I am interested in ...
13
votes
5answers
4k views

Which BSD to start with?

So I've been a linux user since June 2008. My first distro was Ubuntu. I've tried OpenSuSE, Fedora, Mandriva, Linux Mint, Puppy Linux, Damn Small Linux and Arch Linux, and I was thinking about giving ...
25
votes
4answers
16k views

What are the differences between bsdtar and GNU tar?

I've always used GNU tar. However, all GNU/Linux distributions that I've seen ship bsdtar in their repositories. I've even seen it installed by default in some, IIRC. I know for sure that Arch GNU/...
6
votes
2answers
1k views

What can you do to a file without triggering the “Change” Timestamp?

What can you do to a file without triggering the "Change" stat? For instance, it appears that simply changing a bit will trigger Change.
2
votes
1answer
85 views

Portable wrappers for GNU, BSD, etc. versions of tools

Is there any script that provides a compatibility layer to a subset (a rich subset would be best of course) of BSD and GNU commands? As an example, possible cases handled could include: dd and its ...
10
votes
3answers
4k views

How can I instruct BSD sed to interpret escape sequences like \n and \t?

I have a sed replacement command that I would like to be compatible with BSD sed as well as GNU sed. Extended regular expressions are not an issue as I do not need them in this case. My primary ...
4
votes
2answers
100 views

BSD sed: Replace only the Nth occurrence of a pattern

Using BSD sed; How can I perform the following substitution?: Before: hello hello hello hello hello hello After: hello world hello hello hello hello In other words; how can I replace only the ...
3
votes
2answers
275 views

Are there any good tutorials for NetBSD and daemontools?

I'm looking for some good resources on running daemontools on a NetBSD box. I've installed the binary package via pkg_add, but I can't seem to find an rc script for starting, e.g., svscan. I'm mostly ...
1
vote
0answers
50 views

syslog: process specific priority

I have two user processes A and B. Both use syslog using facility LOG_USER. I want to have different threshold levels for them: For A, only messages of priority ERR-and-above must be logged For B, ...
1
vote
3answers
91 views

Sed entire word with when replacing single letters, with BSD sed?

I think I found some GNU solutions but I need BSD sed solutions. What I want to do is replace the entire word at once. If the word is "clayii", and my code is sed 's/c/k/g;s/l/i/g;s/a/e/g;s/y/i/g;s/...