The history of Unix systems and their main components. Please DO NOT USE this tag for shell-related questions; use [tag:command-history] instead.

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1answer
162 views

Why has the ANSI 3.64 standard been withdrawn?

From the Wikipedia "ANSI escape code" article: The name "ANSI escape sequence" dates from 1981 when ANSI adopted ECMA-48 as the standard ANSI X3.64 (and later, in 1997, withdrew it). Does ...
4
votes
1answer
276 views

Presentation Tools Back In The Day

Which tools were around »back in the day« to aid presentation Unix/Linux environments? I just wondered how somebody would accomplish something like slides in a e.g. text-based environment or low-end ...
4
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2answers
383 views

Why wasn't `creat` called `create`? [duplicate]

Was it just to save typing one letter? I don't think C function names were limited to five characters at the time, as strcmp and unlink are probably just as old. I'm hoping someone who was involved ...
3
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4answers
369 views

Is the Filesystem Hierarchy Standard a UNIX standard or a GNU/Linux standard?

The Filesystem Hierarchy Standard says where to put stuff in a UNIX distribution. Is the FHS used/designed for use outside of GNU/Linux, or is it mostly limited to GNU/Linux?
3
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1answer
191 views

Using more command

Is there any case or reason to use "more" unix command instead of "less". As far as I see "less" is "better" in all senses, so does it mean that "more" is a command which has no reason to be used when ...
3
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1answer
105 views

The history of ../ [duplicate]

I was wondering if there's a known reason behind the use of .. to represent the parent of the current directory in most operating systems. The reason I ask this question is because I think that the ...
3
votes
1answer
131 views

Can somebody list the earliest public source-code repositories and when they opened? [closed]

Nowadays people only know github, some people know gitlab, some people know bitbucket (mercurial) but other than that people seem to have forgotten there were others as well. I know about freshmeat ...
3
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1answer
147 views

When did Automake switch to using Perl

I tried to get remove Perl from my Ubuntu machine, but found that automake not only depends on Perl but itself is a Perl program. I read somewhere this was not always the case. Today I looked in the ...
3
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1answer
174 views

What does it mean when something says that UNIX device files are static?

I've been reading up on udev. In the "overview" section, Wikipedia states that "unlike traditional Unix systems, where the device nodes in the /dev directory have been a static set of files, the Linux ...
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4answers
478 views

How do you find what keys the “erase” and “line-kill” characters are in Ubuntu?

I'm new to Unix and have bought today a copy of "The Unix Programming Environment". I'm trying out the stuff from the book. But some of them are not working as expected like : To kill a line and ...
3
votes
1answer
87 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 ...
3
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1answer
106 views

how to record command which execute a programme suid

My question: Is there a way to record all commands who execute a suid programme? Like what .bash_history do, but only the setuid programmes.
3
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1answer
88 views

BSD Net/1 was a free fully operating system?

I think that the old BSD Net/1 was not a fully operating system, but an add-on to 4.3BSD for VAX, as I realize from http://gunkies.org/wiki/Net/1 and http://gunkies.org/wiki/Net/2 Is it right? In ...
3
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1answer
68 views

what is the original command to create a file? [closed]

we can create a file by a lot of commands: cat > foo.txt echo 'This is a test' > foo.txt touch foo.txt vi foo.txt (or any text-editor) my questions are: What is the original command to ...
3
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1answer
565 views

Does research unix have any binary editor?

I cannot find any binary editor in v7 unix by reading volumn 1 of the manual. Is there any?
3
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1answer
67 views

Has Unix been used by accountants and other non-programmers at AT&T in the 70s and 80s?

In the short documentary, Ken Thompson and Dennis Ritchie Explain UNIX (Bell Labs) it is mentioned, that Unix is not only an OS, but also a system around which a community could form. I find ...
3
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1answer
238 views

Why is resolv.conf spelled without the 'e'? [duplicate]

A curiosity question which google has been unable to answer for me: Why is 'resolv.conf' spelled without the trailing 'e'? I'm sure there's a valid historical reason going back to the early days of ...
2
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2answers
335 views

Where is 'kernel panic' used?

Is the name kernel panic being used outside of Linux-based systems?
2
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2answers
402 views

What is the difference between X and XFree?

Why are there two programs for that?
2
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3answers
136 views

Why are POSIX Find Parameters Different from Other Program styles?

Why is a parameter in the POSIX find command added with a single hyphen for multi-character parameter names, while most other programs use single hyphen to indicate multiple single-character flags, ...
2
votes
3answers
94 views

Why is NetworkManager package name upper case?

All other software packages are lower case, so why NetworkManager upper case?
2
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2answers
352 views

Where did Redhat derive from?

Where did Redhat derive from? Did it derive directly from Linus Torvaldis linux distro (2 years earlier) or did it have roots in BSD or System-V ?? I am just wondering how to classify Redhat in the ...
2
votes
1answer
737 views

What killed Beagle? [closed]

Beagle was all the rage some years ago, and then it just died... silently. Anyone knows why?
2
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1answer
36 views

Why do I get different results with the same user and the history command?

I work with Linux for quite some time and have seen this behaviour but I never got a good explanation. Probably it's even very simple. If I login twice with the same user (bash) in the same server ...
2
votes
1answer
33 views

Why should you avoid “stringently columnar” input formats?

Doug McIlroy, the inventor of Unix pipes and one of the founders of the Unix tradition, had this to say at the time [McIlroy78]: (ii) Expect the output of every program to become the input to ...
2
votes
1answer
200 views

sudo ls not showing hidden files on Linux

Today I discovered that sudo ls shows hidden files (that is, those that have names starting with .) on OS X. This surprised me so much that I asked a question about this behaviour, which I still find ...
2
votes
2answers
269 views

How to set the number of commands history recalls

I am using bash. To browse my command history I am calling the history command which I believe is calling the Gnu program of the same name. (I don't know if there's a better bash specific way). In ...
2
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1answer
295 views

How do you play this old unix game?

I recently tried the simh emulator, pdp11. The disk image I used can be found on the internet, and instructions for booting it are here. Presumably it belonged to Dennis Ritchie, as the username is ...
2
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1answer
19 views

Why did “argument can be squisehd against option” prevail over “argument is always separate”?

Inspired by the recent question Why does the specific sequence of options matter for tar command?, in which the asker learned why tar -cfv test.tar *.jpg doesn't work, I'd like to ask a followup: ...
2
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1answer
2k views

Why does halt not turn the machine off? [duplicate]

shutdown now kills everything and then powers down the machine. halt kills everything and then... there is no step 2. It will sit, running but not doing anything, until people stop arguing over ...
2
votes
0answers
145 views

Why Unix is sometimes referred as UN*X or *nix? [duplicate]

Possible Duplicate: Why is there a * When There is Mention of Unix Throughout the Internet? Why Unix is sometimes referred as UN*X or *nix? Asterisk usually means that some letters are ...
1
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2answers
2k views

What does chmod stand for?

In order to memorize a command, it is usually a good idea to learn where it's name comes from. For example, cp comes from copy. usermod means "User Modifiy" (at least I guess so). Where does chmod ...
1
vote
1answer
270 views

Why has '-' been chosen as the backup file suffix for certain Unix system files?

Example: /etc/group-, /etc/passwd- Is there any motivation behind choice of the - sign (e.g. easier to recognize, process, etc.)?
1
vote
1answer
357 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 ...
1
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1answer
174 views

What is “Charlie &” in the gecos field on OpenBSD for root?

Question: what is "Charlie &" for the root user? I didn't gave "Charlie &" for gecos field, I think I didn't gave any at all. ps.: the "/sbin/nologin" doesn't matters, I just tested ...
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2answers
84 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 ???
1
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2answers
208 views

Is the GNU Coreutils copied from Unix?

Linux itself is not a copy of Unix because one can argue it simply conforms to the POSIX standard. However, how about the GNU Coreutils which contains utilities like ls, cd and rm, etc...? Is there ...
1
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1answer
184 views

SSH Authentication Mechanism

Doing a personal research project and I'm wondering: Why does SSH do its own mechanism negotiation rather than use SASL? At first I thought it might be to ensure confidentiality of the whole session, ...
1
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2answers
165 views

What was the paid only period in history of SuSE?

Around version 7.0 (? just guessing) SuSE became paid only distribution (i.e. you had to pay to get the copy), after several releases SuSE came back to free + paid model. Now -- the most important to ...
1
vote
1answer
111 views

Use case for /usr/bin/lessecho

I can not come up with an example of how I could/would use lessecho. The description in the man page is fairly straight forward but is not helping me come up with a use case: DESCRIPTION ...
1
vote
1answer
364 views

Is the Linux implementation of the system configuration “variable” ARG_MAX different from other system variables and is it POSIX compliant?

In the shell, as explained in this this Q&A in the context of expansion, depending on the system, the maximum length of a command's argument is initially constrained by the kernel setup. The ...
1
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1answer
222 views

Who was James Farber and why was he important to Unix?

I've been reading papers on Plan 9 from Bell Labs. In the paper on why Plan 9's not dead yet, around page 18, the author mentions "Farber". Googling reveals this to be a James Farber, but all I can ...
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1answer
121 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?
1
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0answers
35 views

Detailed history of all commands/actions (also in GUI)

The famous history command shows us a list of recently executed commands. If we set the HISTTIMEFORMAT variable we can also see when the commands where executed. I would like a more general version of ...
1
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0answers
24 views

history - bash, dash, zsh and .profile [duplicate]

For a long time I have been wondering about the existence of many shells in GNU/Linux. To make the question a bit focused I have used only three shells - bash, dash and zsh. From wikipedia articles ...
1
vote
1answer
445 views

How would you get all users history

I know there is the $HISTFILE variable where i can find the currently logged in users history-file, but how can i be sure to get every history file on the server I was thinking of the ...
1
vote
0answers
58 views

Where does backtick and single quote come from when denoting commands e.g. `prog'? [duplicate]

When referring to commands in tutorials, man pages, and articles I see authors use the backtick and single quote in this way: `./configure' `make' I believe I have seen gcc denote points of failure ...
1
vote
1answer
360 views

What is the difference between UNIX and UNIX Like? [duplicate]

Possible Duplicate: Is Linux a Unix? I have heard Linux was not UNIX (I guess it still isn't) but that it was UNIX Like. Some people will just say "Linux is UNIX" or say "Linux, Solaris, ...
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3answers
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 ...
0
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2answers
82 views

what are considered old and powerfull commands? [closed]

I came across the terms awk and sed, awk goes once through all lines and performs a task whenever a line meets a certain condition, sed can manipulate a stream of input before it goes further to the ...