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Questions tagged [manpage]

A manpage is a piece of documentation (not just a single page) that comes with most programs installed on Ubuntu.This is invoked with the name of a program to call up a help manual with various sections detailing the operation of the program.

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How to view manpage of apt-secure? [duplicate]

I get the message at the end of updating apt: See apt-secure(8) manpage for repository creation and user configuration details And I just want to know where and what command I need to enter to view ...
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2answers
44 views

Linux man pages in different languages

My Ubuntu 18.04 is set to Spanish: But man pages are displayed in English, not according to the configuration (Spanish). $ man cp | head -n4 CP(1) User Commands ...
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1answer
35 views

Missing elements in Manpages

I'm using Ubuntu Desktop 18.04. It is really weird, but in every Manpage (also in ksh and sh), there are missing elements such as the program name or flags. I posted also a picture of the incomplete ...
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1answer
42 views

How can I search the APT man page for options to install [duplicate]

I read the answer wireless - How can I check the information of currently installed WiFi drivers? - Ask Ubuntu and learn a command sudo apt-get install -y hardinfo then I tried to find the option -...
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2answers
16 views

Dev Manpages are not completed

I cannot get 'man aton', 'man argp_parse', etc, but I have 'man memcpy', 'man 7 ip' for example. I've already installed manpages-dev. What packages I still lost to get all the basic C function's ...
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1answer
54 views

Why can't I get the man page of the crypt function?

On my Fedora system, I can do man 3 crypt and I see the man page of the crypt function. However, when I do the same on Ubuntu it gives me: No manual entry for crypt in section 3 I know that it has ...
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1answer
21 views

How to find cipher keywords in ssh_config(5)

I see in the man page for ssh that I can find the cipher listings in "ssh_config(5)" Where can I find this? Context: I'm attempting to ssh \ sftp into a company's sftp account that they provided me. ...
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1answer
119 views

How do I install a man page?

After reading How do I manually install a man page file? (there is some ambiguity in this title) I did not get my answer. How to install the related man pages for a certain command? Take the ...
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0answers
57 views

Random freezes in (X)Ubuntu 18.04 caused by filled up RAM

I have a problem with random freezes in (X)ubuntu 18.04(.1) under Kernel 4.19.0 and 4.19.4. When I check 'top' during freeze episodes, I can see that all my RAM and SWAP is slowly beeing consumed by ...
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127 views

man command not working in Ubuntu 18.04

My man command is not working at all on my Ubuntu 18.04 machine. Unlike most of the cases I have found described in the internet, where there is an error message after calling man, I do not get any ...
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0answers
37 views

How to find the manual of a command when `man <cmd>` doesn't work [duplicate]

When man <cmd> or <cmd> --help or <cmd> -h doesn't show you how to use the command, what should you do to get the information you need? For example, the command enable has no manual ...
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2answers
64 views

GCC compiler manual [duplicate]

I'm trying to call the manual of the GCC compiler from the terminal, but I seem to be unable to, I only get error messages when I type: gcc man Surely I'm doing it wrong, but I can't find any topics ...
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1answer
178 views

No manual entry for command [duplicate]

By following this Q&A I started using command instead of which when checking for the existence of a program. But man command returns: No manual entry for command Why there is no manual for it ...
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0answers
11 views

Unable to install manpages-posix-dev as packages are missing [duplicate]

I've been trying to get the manpages for several of the c headers (such as unistd.h), but I can't seem to find their packages. I've done the following, but I'm so confused: sudo apt update and sudo ...
1
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1answer
62 views

/etc/manpath.config missing when I reinstall manpage

$apt install man apt-get install manpages-zh then apt-get purge manpages-zh $apt purge manpage then $apt install man $apt-get install manpages-zh it shows /usr/bin/mandb: can't open the ...
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1answer
52 views

No manual entries for recvfrom, sendto, and bind commands in Ubuntu 18.04

I run Ubuntu 18.04 through Oracle VirtualBox. In the terminal man commands for recvfrom, sendto, bind do not show any manual entries as shown below. rishi@rishi-VirtualBox:~$ man recvfrom No manual ...
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2answers
157 views

no man pages on kubuntu 18.04

I have just installed kubuntu 18.04 and I have no man pages. I have tried all the different permutations of mandb to update the database, but I am always presented with a blank page. Any help ...
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4answers
3k views

Is there documentation for chown that is easier to understand?

I am relatively knew to Ubuntu and I want to learn about the chown command, so I tried to read the man chown but I find it very difficult to understand. Is there a document for this that is simpler ...
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2answers
1k views

How do I access that basic command line tutorial man document?

I need to find that documentation that acts like a simple description and tutorial of how the command line works. It's "man something" I knw that much, so it's a man page, but not an actual command. ...
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0answers
182 views

In the 18.04/bionic docker container, how do I restore manpages?

When building a container based on the official 18.04/bionic docker image, It appears to be impossible to install manages. even if I explicitly install them, they do not appear to be on the file ...
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2answers
1k views

Setting up man-db crashes system with Bad system calls

Ubuntu 18.04 x86_64. Ever since I upgraded from 17.10 to 18.04, whenever I install or run updates and the subsequent man-db update occurs, the system gets stuck for ten minutes or so spitting out ...
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115 views

man command not showing output

my man command has quit working no output or error message and not sure how I managed to muck it up. However, if I type sudo man [item] it works. I tried running mandb and that didn't work. Any other ...
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1answer
26 views

Why do I automatically get a period (.) in my MANPATH?

I'm setting MANPATH to :bla, yet when I try to use it, its value has suddenly turned into .:bla and this completely changes the meaning of it.
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1answer
353 views

man <command> doesn't display anything after package installation with conda on Ubuntu 17.10

When I try to get the manpages with man it seems to display nothing and behaves as though I just pressed enter ~$ man ls ~$ man man I have tried solutions from these pages to no avail question1 ...
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4answers
2k views

How to open .8 file with man?

How do I properly open a local .8 file like named.8 with the man command? I have the man command and I have a .8 file. In my case it is bind9/bin/named/named.8 (which can be found on github) I'm ...
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468 views

Permission denied every installing/ removing pack

UPDATE: I fixed it OK by removing/deleting the "/var/cache/man" folder Then all things is OK now. (The system will recreate the "/var/cache/man" folder automatically. Every time I install or remove ...
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1answer
350 views

man pages broken after dist-upgrade

After a recent dist-upgrade, I have broken man pages. Symptoms are that man <any command here> refuses to load anything and shows a blank console, except for the line in the upper left: Manual ...
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0answers
22 views

getting synopsis inline [duplicate]

So this might be wierd question but is there anyway to get the synomposis of a command in the terminal? what I mean by this is that if I write for example find I would like the terminal to write out ...
3
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1answer
31 views

Where to report mistakes in a translated man page?

I just discovered a mistake in the German version of the man page for adduser: Einen System-Benutzer einrichten Wird adduser ohne die Option --system und mit einem nicht optionalen Argument ...
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4answers
646 views

How to find required information in man [duplicate]

The man command brings up a nice manual for many programs, but how can I use it more effectively? For example man gcc brings: NAME gcc - GNU project C and C++ compiler SYNOPSIS gcc [-c|...
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9answers
5k views

How can I get help on terminal commands?

I often see things like read man xyz For more information read xyz's man page. see info xyz so I wonder: How can I get help on terminal commands generally? What exactly are these man and ...
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1answer
234 views

No output from some paginated commands (man, git log)

Something has gone wrong with both the man and git log commands on my Ubuntu system over the holidays. Neither produce any output, and I have no clues as to what the issue is, bar that they both ...
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2answers
52 views

What part of the sed manpage explains how to delete lines in a file

sed -e '4,17d' filename deletes lines 4 through 17 in the file filename. I wondered how they explain such a thing in the manpage. I looked it up the manpage. However I don't see how people are getting ...
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2answers
72 views

Where is the GIT (or other) repo for the Ubuntu (or Linux) man pages?

I don't know whether all of the man pages are under the same source control repository or not; specifically, I'm interested in the Vim man pages source. Where can I find the source control repository ...
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2answers
697 views

How do I fix “MANPATH: undefined variable.” in csh?

I am installing some open source software by compiling its source code -- on Ubuntu 16.04 -- by following the instructions in its 'readme' file. At certain point (point 3b in the link) the guideline ...
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0answers
44 views

Installing the right manpages for the Xenial HWE stack

I'm on 16.04 with the HWE-stack enabled, meaning kernel 4.10 (4.10.0-37-generic specifically). However, my man pages package is still suck at 4.04: dpkg --list manpages Desired=Unknown/Install/...
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1answer
113 views

Where to submit man page corrections? [duplicate]

In Ubuntu 17.04 I perceive that man systemd-resolved has a typo under the OPTIONS -i INTERFACE section referring to /etc/systemd/resolve.conf rather than /etc/systemd/resolved.conf, I.E. the ...
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46 views

Why are man pages not filling all the space in the terminal?

When I run man in xterm on Ubuntu 14.04 it looks like this: The lines are wrapped without filling the terminal width. Why?
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1answer
3k views

man command not working [duplicate]

My man command seems to have disappeared. Typing man <something> returns The program 'man' is currently not installed. You can install it by typing: sudo apt-get install man-db however man-db ...
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0answers
38 views

How to back on default configuration of man command?

I have executed many commands from this, installed mandoc, those(I guess) or any thing else(which I don't know) have changed my man pages output decoration. In previous my man pages show SYNOPSIS in ...
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0answers
60 views

Man files, too many folders

I wanted to know about a terminal program, so I Ctrl+T and man prog_name and nothing was found. So I want to add a new file to man, containing instructions I've found online, and I've started ...
1
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1answer
328 views

Some system call man pages missing

On a 16.04 instance, I got the list of system calls using man syscalls. Most system calls have their own man page but a few do not: $ man fremovexattr No manual entry for fremovexattr Ubuntu's ...
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19 views

Confusion in command line interpreter [duplicate]

I installed manual doc for linux programmer on Ubuntu using Synaptic for French documentation. But when I run man printf to see the documentation of printf() in C library stdio.h, I dont get this. I ...
4
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1answer
226 views

All manpages broken

I can't use manpages. The manpages don't display anything. Looks like an empty vi file every time. I tried reinstalling man-db and reinstalling perl. It didn't work. It seems that my man database is ...
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3answers
74 views

Does man have a directory? And is it updated ever?

I would like to know if man has a directory where it stores all the man pages and if it updates itself or it is updated and upgraded through apt update and apt upgrade? Anyone have any useful insight?
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1answer
2k views

Why can't I find any manpages?

I'm working on a Power8 server running Ubuntu 16.04.2 LTS: $ uname -a Linux power 4.4.0-75-generic #96-Ubuntu SMP Thu Apr 20 09:55:30 UTC 2017 ppc64le ppc64le ppc64le GNU/Linux $ cat /etc/lsb-...
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1answer
114 views

Why is there no posix_spawn manpage on my system (14.04) & how do I get it installed?

Why is there no posix_spawn manpage on my system (14.04) & how do I get it installed?
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1answer
371 views

Can I browse and search man pages in Yelp?

I can open Yelp to a specific man page as follows: yelp man:bash & But how can I use Yelp to browse (view a list of all man pages and open them one by one) and search (find all man pages that ...
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1answer
334 views

Why xdg-open should not be used as root?

**xdg-open is for use inside a desktop session only. It is not recommended to use xdg-open as root.** Why does the manual page say the above ?
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0answers
139 views

Fatal Python error when trying to read the man pages

Every time I try and run man, I get a Fatal Python error. For example: man grep .I've tried man --help, man --version, man -[h|v] etc. Fatal Python error: PyThreadState_Get: no current thread Aborted ...