man - format and display the on-line manual pages

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2
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1answer
895 views

Where is the documentation for net.ipv4.conf.all.log_martians?

Where is the documentation for net.ipv4.conf.all.log_martians sysctl setting? There are man pages for various other TCP/IP/UDP (man 7 tcp, man 7 upd, man 7 ip) settings, but I cant find the ...
1
vote
1answer
19 views

Can't search for flags in qalter's man page?

I was trying to find out what qalter's -r flag does, but I can't search for -r when viewing the man page for it (pattern not found). Yet it's clearly there. If you scroll down a bit you'll see it. Why ...
2
votes
2answers
2k views

uuencode Command not found but man working fine

I am trying to mail using uuencode but it says command not found while if I check man, I get it proper without any error. Is it that my binary has gone and just docs remaining ? This is unusal though ...
1
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0answers
68 views

NetBSD: /etc/man.conf man search path does not work

I've added a new man page directory /usr/local/share/man/man1b which contains files like e.g. troff.1b In /etc/man.conf I added _subdir ...some names... man1b _default ...
14
votes
1answer
313 views

Is there a way to search manpages for typical use scenario?

I have a relatively small brain, so there is a limit to what I can store up there. I have been using Linux semi-pro-amateur for a few years and still I am amazed at how little commands I know. Simple ...
2
votes
1answer
20 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 ...
3
votes
3answers
555 views

Can I disable all man pages?

Specifically on a raspberry pi (running Raspbian Wheezy), but also in general, can I disable all man pages? This would mean no stored man pages, no "processing triggers for man-db", and so on and so ...
1
vote
1answer
33 views

Forwardticks in example command in `man emerge`: local misconfiguration or typo?

In Manpage of EMERGE it is stated: To find files that need to be updated in /etc, type find /etc -iname ´._cfg????_´* Taking a closer look at it (copy-pasted from terminal -- not from the online ...
3
votes
1answer
249 views

“The entry is a door” in Solaris “ls” man page

I found this in a man page for ls in solaris linux. http://www.unix.com/man-page/opensolaris/1/ls/ What does it mean when it says: D the entry is a door?
3
votes
1answer
62 views

Apropos always returns several duplicate matches from whatis

When I run apropos or man -k in bash, it always returns the same item (at least one) twice: Question Why is it doing this; and would it indicate that there's a possible configuration issue with my ...
1
vote
1answer
90 views

How do I display a manpage with groff in/on msysgit?

I've been unable to correctly set up a MANPATH environment variable in msysgit (1.9.0; 20140217) on Windows 7 (which is not my main concern here). Every time I execute the man command, I recieve the ...
7
votes
3answers
145 views

Can I force `man` to do lower case sensitive matching?

When I search man pages, the search is case sensitive, but only with regard to upper case letters. E.g., x will match x and X whereas X only matches x. This is the man-db version of man, used on ...
1
vote
1answer
59 views

How to install man command for chef

I want to see manual for chef with command man knife-cookbook. But it looks like manuals are not installed by default install gem install chef. I found the man page of knife cookbook. ...
3
votes
2answers
355 views

What does tail -0a do?

In the documentation for logstash, they mention the command tail -0a I have never heard of the -a flag and I can't find any information on google, tail --help or the man pages. What is the ...
1
vote
0answers
84 views

/bin/ and /usr/bin Command Tutorials [closed]

Let me first start off by mentioning that I am not a Linux newbie. I have personally been using the GNU\Linux for nearly 5 years now. However, often times I run across the commands under /bin/ and ...
5
votes
2answers
194 views

What is the name of the formatting output from man?

Output from man command have bold and underline text that is recoginzed by less like H\x08HE\x08EL\x08LL\x08LO\x08O display HELLO or H\x08_E\x08_L\x08_L\x08_O\x08_ as underline HELLO what is the ...
1
vote
1answer
48 views

How to run man with formatting in not interactive shell

I have webpage that process ANSI codes and output from man command (underline A as A\x08_) and I call php shell that execute bash -c "<command>" and print the output on the webpage. On the ...
3
votes
3answers
535 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 ...
3
votes
1answer
38 views

How can I track changes in man pages?

I want to know about changes of man pages after updating software or a operating system completely. Or get a list of revisions for a specified man page. This will not reread the full man page again ...
3
votes
1answer
30 views

Have man pages display how far I am through the file

With less, the -m flag extends the prompt to include a percentage. But how do I get man to do the same thing?
1
vote
2answers
81 views

Why the duplications in the command line output

Entering the following command prints duplicates as shown below. Not all lines print twice but some do. What gives? XXXX:~ XXXX$ man -k pid pid(ntcl) - Retrieve process identifiers ...
3
votes
3answers
2k 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?
4
votes
3answers
103 views

Man page with preserved text decorations, proportional text and fixed-width code

How can I get contents of a man page without the text being wrapped around column 80 or so? I'd prefer the output to have proper formatting, line bolding, underscores, fixed-width font for examples ...
2
votes
3answers
143 views

When does one get the error message “jobs : not found”?

When does the jobs command issue the message jobs : not found? Also, why does the command man jobs refuse to show any entry for the command jobs? P.S. : I am able to successfully execute the jobs ...
1
vote
2answers
813 views

How to download all man pages for read offline?

I like read man pages offline instead of search manual on the web. I saw some commands does't have man pages on the machine but exist on internet. For exampe there is no man pace of the xrdb command ...
3
votes
4answers
1k views

How to copy multi-page text from the terminal into the clipboard?

I was viewing a man page for a software on my machine and I needed to copy-paste some of that text but the text was much more than one page. I'm aware I can direct the output to a file and use UI ...
2
votes
2answers
193 views

How to highlight some text on a man page? [duplicate]

I find the manuals very difficult to read using the terminal. Is there a way to highlight specific text on the terminal? I tried piping to gedit using man man | gedit, but it opens a blank file ...
0
votes
1answer
60 views

Better help for bash?

I needed to know syntax for for loop in bash in a certain range of numbers. I typed help for but it didn't have this information. Then I learnt from some online article that the syntax is for i in ...
12
votes
1answer
726 views

Documentation on LESS_TERMCAP_* variables?

I see these pretty colors in manpages viewed with less when setting a bunch of these variables. What do they mean, where is the documentation? Is this interpreted by less or termcap? screenshot
2
votes
2answers
50 views

Generate man page in realtime?

I'm working on a command line scripting framework. We would like to generate man pages for our commands. However they are quite dynamic depending on your installation. So ideally we could intercept ...
4
votes
1answer
61 views

Where is the description of man sections' contents?

I have read in many places that section 1 is about User Commands , section 2 about kernel API , section 3 about C library ...so on and so forth. My question is this: How do you get to the short ...
7
votes
2answers
67 views

texinfo: Can I write non-english info files? Such as Chinese, and how?

Most gnu manual files use info, write a texinfo then makeinfo produces info files, it's great. Can texinfo contain non-English characters then produce non-English infos or pdfs? How can I write ...
4
votes
4answers
342 views

Any way to cat few lines of man page to show on stdout for reference?

This is a simple question. Trying my best to put it in simple word. Hope you get it without much confusion - I read a man page for some command-switch/option which has a long description. I read it, ...
4
votes
2answers
1k views

Case insensitive search in man pages

Is there a way to search man pages case-insensitively? Using the '/' search feature matches exact case.
15
votes
2answers
330 views

Open man page and search for string in a single command

Instead of doing man chmod and then /a+x to jump to the first section in the chmod man page that mentions a+x, I would like to know if there is a way to open the man page to a specific search string, ...
2
votes
2answers
107 views

How come Debian has no time(1) manpage?

Searching for manpage for time command does not yield any result (search form). As a sidenote, it appears to be a BASH built-in command since dpkg --search bin/time cannot find it. Perhaps such ...
1
vote
3answers
135 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 ...
2
votes
1answer
84 views

Properly inserting code samples in man pages

I'm trying to write a man page for a software, and would like to include some code snippets. I'm currently using the .RS and .RE macros as part of a custom-made .SAMPLE macro, but for some reason that ...
17
votes
6answers
674 views

Reading and searching long man pages

I finally got fed up when wanting to read about bash's read and it's -s option with man bash. I found the right spot eventually (around line 4500), but it was a frustrating as usual, since both /read ...
0
votes
2answers
4k views

What does the commands sudo, apt-get, install, and fakeroot stand for? [closed]

I am a newbie to Linux and I am trying to build a custom kernel on ubuntu and I saw this document and it said I needed to install the packages https://help.ubuntu.com/community/Kernel/Compile To ...
2
votes
2answers
351 views

find all commands with wh, find by part of keyword in man page

I want to find all man pages for commands that begin with wh. But I do not understand why the following keyword does not work. man -f "wh" Also if I put man chmod in man page of chmod, it ...
1
vote
0answers
26 views

What are the numbers after program names in Linux/GNU documentation? [duplicate]

I see numbers in parentheses after program names and it confuses me. For example, perldoc mentions that perl grep is "similar in spirit to, but not the same as, grep(1) and its relatives." What does ...
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
229 views

Where is said how do you get the NUMLOCK key to default to on for the GUI console?

This is on a fedora machine. I have to look in man pages first to find the answer, if not then in an info page. If the answer is not there then I have to use the internet to find the answer. It is on ...
7
votes
1answer
343 views

Where should I install manual pages in user directory?

I'm trying to create a Makefile for a small Perl utility I wrote, And I'm struggling to find out a way to find where to install my man page when make is run as a non-root user. I'm currently parsing ...
4
votes
3answers
472 views

Nmap -sn: scan or no scan?

The nmap man page has this to say about the -sn parameter: -sn (No port scan) . This option tells Nmap not to do a port scan after host discovery, and only print out the available hosts that ...
4
votes
3answers
5k views

what do I need to do with “man: can't set the locale; make sure $LC_* and $LANG are correct”

I typed man sudoers but got man: can't set the locale; make sure $LC_* and $LANG are correct No manual entry for sudoers What does this mean?
0
votes
1answer
326 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.
1
vote
1answer
311 views

Man folders and MANPATH

This thread What do the numbers in a man page mean? answers the question of the significance of the numbers between parentheses within a man page. My question is related. I have a local installation ...
-4
votes
4answers
180 views

How can I `man print`?

Where can I find more information about the command(?) print since I don't receive a result when I input man print? For example, in the zsh I can do the following: $ print "Hello, world\!" Hello, ...