Manuals or other information for system users detailing software features and functionality.

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2
votes
1answer
28 views

Correct way to document variable length options in man pages

Sometimes I see usage information like some_utility [arg [arg [...]]] or some_utility [arg[, arg[...]]] that indicates that you can pass more than one of the same argument. I've also seen it ...
11
votes
2answers
2k views

How to document my custom bash functions and aliases?

Problem: I have multiple bash functions and aliases. I can't remember all of them off the top of my head, so I usually end up opening my .bash_functions and .bash_aliases files to find what I need. ...
3
votes
1answer
1k views

Where do I find ioctl EVIOCGRAB documented?

I want to use the ioctl EVIOCGRAB function in a C based program, and from googling around I have found various bits of example source code that use the function, but I am struggling to find explicit ...
3
votes
3answers
829 views

if/then/else man page

I would like to know if there is any man page documenting the construction of the most basic script commands like if/then/else, while, for each, and all the relative switches, like -eq, -e, -ge, and ...
11
votes
3answers
7k views

Where is “showing the output of the 'ls' command vertically” documented?

I found out it's possible to show the output of the ls command vertically using the -1 switch: $ ls -1 But couldn't find it in the manual of ls. Is it a secret option?
0
votes
2answers
1k views

Where are netstat's -t and -u flags documented?

I use the following command to find open ports on my servers: $ netstat -ntulp I've probably found that on some random website over the years. However, I cannot find where -t or -u are documented. ...
4
votes
3answers
2k views

How do I get the list of exit codes (and/or return codes) and meaning for a command/utility?

Is there a way I can do what stated in the title from the terminal commands, or will I have to look into the codes?
17
votes
3answers
1k views

Documentation: Architecture of Linux Session

I'm looking for a good overview documentation describing the the stack of daemons and services involved in a modern Linux session. Although having read various documentation about dbus, and systemd ...
1
vote
1answer
81 views

Why there is no Linux Handbook?

Look e.g. onto the BSD's family: FreeBSD Handbook: http://www.freebsd.org/doc/en/books/developers-handbook/debugging.html OpenBSD FAQ, nearby FreeBSD's Handbook: ...
7
votes
1answer
261 views

List of error messages available for a command in Unix

Is it possible to find out what error messages a command includes? For example I want to see the list of error messages that mkfs.ext3 command will print in different error situations. Shall I look ...
3
votes
2answers
3k views

where does lspci gather its information from?

In kernel.org's documentation on proc I found "[The latest version of this document is available online". There I says: "… lspci is a synonym for cat /proc/pci". Which isn't the ...
11
votes
1answer
3k views

Where are the CentOS 6.4 documents?

I'm only able to find up to version 5 on CentOS.com: http://www.centos.org/docs/ Even though CentOS 6 was released back in mid-2011..
1
vote
3answers
186 views

Is there any manual about C in Linux? If any, what is it?

While I find that we can read some manuals about Library calls (C library functions) & acsii in Linux. But I still do not find any manual about C precedence order so far. So you can recommend ...
5
votes
1answer
102 views

Where would I start looking for documentation on the graphical mode of the Linux console?

I'm writing my own display server as an educational exercise. Where in the Linux kernel tree would I look for documentation on the console's graphical mode? Basically, as I understand it, Xorg takes ...
3
votes
2answers
1k views

Is the Unix Programmers Manual relevant for Linux?

I've been looking for an all around Linux Programmers manual but there isn't one... So that leads me to ask if the Unix Programmers Manual is relevant for Linux? The manual is here: ...
2
votes
3answers
134 views

Is there html documentation finder/searcher, like info utility for info files?

Many packages have their documentation in html. Is there some sort of man or info utility to find locally installed html documentation and work with it? I mean, I need a program which would ...
3
votes
1answer
93 views

Linux kernel API changes/additions

I'm trying to find a webpage or docs or XYZ that will allow me to see all the API changes/additions/removals between two kernel versions. I found http://kernelnewbies.org/LinuxChanges, but I'm not ...
11
votes
2answers
2k views

Does `kill -p` really work?

In the man page of kill it is written as following SYNOPSIS kill [ -s signal | -p ] [ -a ] [ -- ] pid ... kill -l [ signal ] -p Specify that kill should only print the process id ...
2
votes
2answers
1k views

What does the `who` command result `root :0` mean?

The return value of command who will always include root :0 in X Window pts. I guess it actually means the GNOME login. Am I right? Another question is where to get this knowledge, as I don't see it ...
0
votes
1answer
882 views

command --help vs man command [duplicate]

What is the difference between invoking the help using a --help key compared to invoking a "man command"? When should I choose one over another.
4
votes
2answers
2k views

Where can I find some good documentation for bash printf?

man printf, info printf and printf --help are all pretty useless to me; I want an explanation of the FORMAT options. For example, I could use: printf '%s\n' foo bar and get output: foo bar From ...
0
votes
1answer
974 views

ip function exit code

I use use ip by system("ip link set eth0 up") in a C program. I know that system returns -1 if it fails and returns what the called function returns(exit). E.g., if eth0 is not exist on the system, it ...
1
vote
1answer
213 views

Where can I find the user documentation for my old Freenas 0.7?

Every document links seem to have been replaced with the notice (to force me) to upgrade. I know that I am supposed to upgrade but I would like to get hands on the old FreenNAS 0.7 Khasadar user ...
1
vote
1answer
234 views

Looking for /procfs documentation, describing values and units of measurement

Surprisingly, comprehensive documentation for /procfs is hard to find. For my specific question, I am looking at: cat /proc/1/statm (let's use pid=1 because it seems to be always there). I just ran ...
4
votes
2answers
152 views

Reference documentation for cgroups (control groups) settings

I'm looking for some reference documentation to explain what each of the settings are, for each control group. For example, there's cpuset.cpus, I think setting this to 0 means use all CPUs, setting ...
0
votes
1answer
51 views

User policy for a *nix system

I would like to create a document that specifies the policies that rule the use of a *nix system from the user perspective, something like TOS (Terms Of Service) / Privacy Policy you find these days ...
4
votes
3answers
113 views

How to match name exactly with Bash's `help` builtin?

It seems the Bash built-in help command help does some really strange globbing: help read shows the documentation for read, readarray and readonly. help rea? shows only the documentation for read. ...
12
votes
2answers
668 views

How updated and relevant is “The Linux Documentation Project”?

I have been advised by many senior Unix/Linux Administrators to go through "The Linux Documentation Project" on the site www.tldp.org. Its undoubtedly a very rich site, but I saw many tutorials (as ...
6
votes
2answers
201 views

Is there a readme reader like man?

man is the quick interface to online reference manuals. These are usually stored in /usr/share/man/manN/blah.gz, or similar. Most debian packages also come with a README.debian, which is stored in ...
0
votes
1answer
160 views

Where can I find historical documentation for bash?

Are there any sources for documentation for old versions of some GNU software, in this case particularly bash? I have a embedded system that is running bash 3.00.16, and I'm trying to do some shell ...
3
votes
6answers
256 views

Extracting help message from script itself

I want that my help message be extracted from the script itself. #!/bin/bash # # foo - do things # Author: John Doe <jhon@doe> # ---------------------------------------------- # SYNOPSIS # ...
11
votes
3answers
383 views

Where to find explanation of kernel processes?

I want to know about kernel processes, like [migration], [kswapd], etc. Where are kernel processes like these documented?
4
votes
1answer
408 views

unixODBC documentation / manpage?

Just wondering if there is any official documentation for unixODBC, e.g. how the configuration files have to look like and what parameters they expect? (I am using only a shell, no GUI) Even ...
3
votes
2answers
2k views

Where are the command-line options to perl documented?

On StackExchange I came across a command that looked like this: perl -pe ... Curious what the -pe options meant, I did man perl. This is the synopsis of that man page: perl [ -sTtuUWX ] [ ...
1
vote
1answer
300 views

How do I localize man pages for chinese?

Doing the prerequisite google search didn't turn up anything: I'm looking for a way to install and use localized chinese versions of the man pages (assuming there is some localized package somewhere). ...
5
votes
2answers
839 views

Viewing Debian documentation offline

How do I read various manuals, guides and howtos, which are usually in the form of deb packages with names ending in -doc and installed in /usr/share/doc directory?
3
votes
2answers
8k views

List of available command options?

I'm currently setting up my first web server without a control panel and so far things are going pretty good! I was just wondering if anyone could direct me to somewhere that explains all of the ...
5
votes
1answer
570 views

Writing command synopsis in standard man format

I am writing a script and in the usage() function I want to specify the usage. My script uses either option1 or option2 or both. One of them is mandatory. Is there a standard way to write it up?
2
votes
1answer
746 views

What is the significance of the “1” in ls(1)? [duplicate]

Possible Duplicate: What do the numbers in a man page mean? I see functions referred to with numbers in the parenthesis in documentation. What does this mean? It takes one argument? ...
1
vote
1answer
207 views

What editor can be used to provide highlighting for Mallard project files?

I normally switch between Geany, vim and Emacs (depending on my mood. LOL) when editing on a linux platform. Recently, I have begun exploring the Mallard Project, but have been unable to find the ...
1
vote
3answers
251 views

What does the “(8)” in fsck(8) mean?

*nix commands (and functions?) have a number with them, like fsck(8), killall(1), etc. What does the number mean?
2
votes
3answers
119 views

Filter --help command?

Sometimes I want to search/filter help for particular commands for keywords. history --help gives list of options, sometimes it's overwhelming how much info is there. Can I filter it for keywork ...
1
vote
1answer
71 views

Reading the man pages in my system with hyperlinks on a browser [duplicate]

Possible Duplicate: How to follow links in linux man pages? I can read man pages online, but they are not necessarily the same that I have installed on my system (i.e. for the same ...
1
vote
2answers
214 views

Differences between man pages

I often find myself reading man pages online instead of from the command line on my system. Part of the reason is because I find it easier to browse this information on a browser on the Internet than ...
0
votes
1answer
298 views

Offline documentation of an RPM spec file or how to retrieve an example

I am taking a Red Hat exam that is offline. I am having issues remembering the syntax for an RPM SPEC file. Can anyone suggest how to retrieve an example or some documentation that should already be ...
10
votes
2answers
1k views

Where can I find official POSIX and UNIX documentation?

I am looking for official documents on all POSIX standards and specifications. I would like to be able t read the docs to get a better understanding of UNIX systems and how they work at a low level. ...
13
votes
3answers
8k views

Difference between help, info and man command

I know that these command will help to get syntax and options for commands but my question is that how they differ from each other?
6
votes
3answers
2k views

What is the “caller” command?

I'm running Ubuntu 10.10 with openbox running on top. I noticed today a command called caller, however there is no man page, it does not respond to any input (or --help) and whereis doesn't find it. ...
6
votes
1answer
141 views

Where can I find out how to write a shell script that is as portable as possible? [duplicate]

Possible Duplicate: Resources for portable shell programming I want to write a shell script that is intended for further distribution. So I'd like to write it in a way that is as portable ...
6
votes
1answer
837 views

Difference between `info` and `pinfo`

What's the difference between info and pinfo besides color? pinfo is: a program for viewing info files while info is: Read documentation in Info format I tried to search the web for the ...