7
votes
1answer
101 views

Possible to see dead proccesses?

In man ps, it clearly states the different states a process can have on Linux. D Uninterruptible sleep (usually IO) R Running or runnable (on run queue) S Interruptible sleep (waiting for an ...
3
votes
1answer
66 views

Where can i find any information about ancient doshell(8)?

I check the openvt manual by running "man openvt" command, and i found doshell(8) under "SEE ALSO" section: But there's no manual if i do "man 8 doshell": I checked the online manual at ...
1
vote
2answers
59 views

Why are user account on remote server called shell account

Why are user accounts on a remote server called shell account , remote account sounds like a more intuitive name what is the reason behind this very unintuitive name ???
3
votes
2answers
461 views

What does the “rc” stand for in /etc/rc.d? [duplicate]

Does anybody have an idea about the full form of rc.d in, for example, /etc/rc.d? It contains scripts to used to control the starting, stopping and restarting of daemons. But what exactly is the ...
5
votes
4answers
318 views

Does Linux use original Unix code or do they share the idea? [duplicate]

Does the Linux kernel use original Unix code or do they share the idea? He mocked me and said it's a stupid question to ask and of course they share the idea not the code. Since both are written in C, ...
72
votes
3answers
10k views

Why is the root directory denoted by a / sign?

I have done some research about this on Google, but the results were cloudy. Why is the / sign used to denote the root directory. Are there any solid reasons behind it?
24
votes
1answer
2k views

Were all Unix commands re-written in Linux?

I would like to know which commands were re-written for Linux and which were retained from Unix? I'm new to Linux.
0
votes
1answer
90 views

When was the threading implemented in unix?

Which is the first Unix version or Linux version which implemented threads. And in which version bound and unbound threads were implemented? I know that in current Linux version threads are unbound by ...
5
votes
2answers
241 views

Which was the very first music player application for Linux?

I'm writing an article about FOSS and Linux music players. What was the very first music player application for Linux? Was there ever a time when the players didn't support proprietary formats like ...
3
votes
3answers
640 views

Is Linus Torvalds a hacker? [closed]

Maybe wrong place for the question, but I couldn't find the answer. The wiki says he's software engineer and hacker. (http://en.wikipedia.org/wiki/Linus_Torvalds) Is it true? I must tell I haven't ...
16
votes
2answers
1k views

Why is JFS so obscure?

When I first got into using Slackware years ago I quickly learned to love JFS over ext3 or reiserfs given that it was reliable and if there was an unclean shutdown, its disk checking was very very ...
1
vote
1answer
102 views

view history of opened programs Manjaro Linux

Is there a way to view a log, or history of all programs opened in Manjaro Linux?
5
votes
3answers
191 views

When were the first graphical app installers created for Linux distributions

Having a discussion at work with a colleague, and he is claiming graphical installers for *nix environments have only been available for the last few years, but I can't find any solid information on ...
1
vote
1answer
280 views

Does CentOS fall into System V family? How is it considered to be while comparing with Unix System V family?

CentOS is "derived entirely from the Red Hat Enterprise Linux (RHEL) distribution" (more here). Does it fall into any UNIX System V family? Such as PDP-11 or etc? If not, where does CentOS stands ...
8
votes
2answers
578 views

Is it true that the first version of Linux was based on parts of Unix?

Me and a friend had a discussion about Linux and Unix today and my friend kept saying that the first version of the Linux kernel was based on [parts] of the Unix kernel. This really surprised me ...
4
votes
2answers
232 views

What are all the items on the cover of the “Linux Administration Handbook”?

As I mentioned in What do all the pictures on the front of the "Unix and Linux System Administration Handbook" represent? I'm fairly new to Linux and Unix. @jasonwryan provided an excellent ...
11
votes
1answer
727 views

What do all the pictures on the front of the “Unix and Linux System Administration Handbook” represent? [duplicate]

I'm a newcomer to Unix and Linux, and I've been trying to get up to speed on everything. One of the guides I've used is the "Unix and Linux System Administration Handbook" It's a pretty great book, ...
12
votes
2answers
2k 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 ...
12
votes
3answers
589 views

Why do we need the reboot function in different binaries?

Why do we need the reboot function in different binaries? shutdown -r and reboot Or do they differ in something?
3
votes
2answers
279 views

“Linux supports the dynamic loading of kernel modules. ”

I read in a book written by Robert Love that: Linux supports the dynamic loading of kernel modules. He said this is the difference between Linux and Unix, but I seem to recall there is also KLD ...
1
vote
2answers
1k views

Who wrote the “Linux kernel” (Linus Torvalds and his team)?

Who are the authors of the pure Linux kernel from scratch, which was integrated with GNU tools and formed the full GNU/Linux Operating system in the 1990s? I have read some wiki articles but I haven't ...
12
votes
2answers
11k views

What is the concept behind “tty” in linux?

Where did the terminology "tty" come from in Linux?
90
votes
5answers
21k views

Is Linux a Unix?

So, there are lots of different versions of Unix out there: HP-UX, AIX, BSD, etc. Linux is considered a Unix clone rather than an implementation of Unix. Are all the "real" Unices actual descendants ...