Questions tagged [man]

'man' is a command for accessing documentation on Linux and other Unix and Unix-like systems.

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133 views

“WARNING: terminal is not fully functional” when using “man” as root

I know that this question has been posted a zillion times, but none of the answers I could find have solved it for me. I have a root shell given by sudo bash. When I try to use man, I have this ...
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58 views

rsync - list all options alphabetically?

I'm just starting to get acquainted with rsync... it has hundreds of options, both short (single-dash) and long (double-dash). The man pages don't list these alphabetically, either under "OPTIONS ...
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277 views

Running `whatis cd` always returns “nothing appropriate” on Ubuntu 18.04

I was just playing around with the whatis command. For some reason, whenever I run whatis cd, I get cd: nothing appropriate. What does this mean? Why is this? It seems there is no man entry for cd ...
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1answer
60 views

Is there a download option for the documentation and tutorials at https://perldoc.perl.org/5.30.0? (Windows user)

I want the documentation and probably the tutorials saved locally on my computer, as usually I only have a 64 kbit/s internet connection. I'm working on Windows 10. At perlfaq1.html#AUTHOR-AND-...
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Why is manpath acting abnormally?

I am currently attempting to add a custom man page to /usr/local/man for the binary in /usr/local/bin. However, the expected behavior differs from my interpretation of the manual. As well as the ...
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1answer
27 views

Creating a new section of man pages

I have obtained man pages for the GNU Fortran intrinsic procedures (link). After cloning the repo, the man pages themselves are in a directory ~/Documents/fortran-man-pages/man3f, and each one is a ...
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26 views

What are these '3cxx' man pages, and how can I remove/exclude them from man invocations?

This all started because I wanted man pages on C++ types/functions. I found a repository called Cppman that was designed to scrape these pages from either cplusplus or cppreference. At this point man ...
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54 views

using man -k or apropos to find a command needed

I want to find a command to change a hostname so I look for it like this : man -k hostname BIO_get_conn_hostname (3ssl) - connect BIO BIO_set_conn_hostname (3ssl) - connect BIO freehostent (3) ...
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483 views

What does `LESS=+/EXAMPLE\:` mean?

In man parallel_tutorial (for GNU parallel) I’ve found the following black magic: LESS=+/EXAMPLE\: man parallel Searching around in the man pages for man, less, and bash, it appears this may have ...
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1answer
2k views

What does “wc --files0-from=F” mean in linux command

I read the manual of wc command but could not understand the explanation of this parameter. Please help. The official explanation is below: --files0-from=F read input from the files specified by NUL-...
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339 views

View man pages via Emacs

I basically want what this question asks for. Unfortunately, its answers don't work. For example, when I do what its most-upvoted answer says, and enter man echo, Emacs opens up and the mini buffer ...
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1answer
39 views

man <whatever> opens vim with hidden characters displayed

I'm on Mac/Sierra using MacVim. When I run man MacVim (I have alias vim="mvim" set in my .bashrc) I get the man page with hidden whitepace characters displayed. This only happens for man pages (I ...
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198 views

Determining default qualification thresholds for ntpstat

I have been looking into the ntpstat command, more specifically how it determines whether or not the clock is synchronized. From the man page, I see the following excerpt: ntpstat returns 0 if clock ...
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1answer
440 views

How to read PowerShell Documentation Syntax

I could use a good explanation of PowerShell Documentation Syntax: > man Update-Help SYNTAX Update-Help [[-Module] <string[]>] [[-SourcePath] <string[]>] [[-UICulture] <...
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1answer
24 views

Open a protected file form within man page/less?

I was reading the man page for firewalld.service and I wanted to open up the service.xml from within the man page (which I believe is less). I know :e would do the job if I had permissions, but ...
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3answers
2k views

What does `grep -1` do?

I'm trying to make sense of the following shell command, to get a list of packages that can be updated: dpkg --get-selections | xargs apt-cache policy {} | grep -1 Installed | sed -r 's/(:|Installed: ...
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What does “sw” option mean in /etc/fstab?

In my Ubuntu 14.04 /etc/fstab, I have following line: UUID=e4YGg1-2bHU-Ylum-3FwK-MK3s-1Fjf-ZvQEh2 none swap sw 0 0 Which seems pretty current for swap. I can't ...
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1answer
52 views

What is the difference between $man and man on a mac

On a terminal, the commands $man and man seem to do slightly different things. For example $man open vs. man open. It looks like $man is the same as man except it prints the output directly instead ...
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121 views

MANPATH not set on Scientic Linux 5.5

On a Scientific Linux 5.5 installation the $MANPATH is not set. I've got environment modules installed, this might cause an overwriting of the $MANPATH, but I'm not sure about that. So my main ...
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1answer
137 views

Man pages are outdated

Background: I recently learned about the mv -t flag option in bash, but when I checked the man pages on my computer, there was no mention of it. The man pages were dated 9 July 2002. I ssh-ed into ...
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3answers
667 views

show man pages in terminal without a pager

man defaults to using a pager. For short pages, I want to just echo them to the terminal without paging. I'm on OS X. Things I've tried: man -t man #produces PostScript output man ...
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2answers
89 views

How to read the man page for git revert?

When I do a man git revert, I get the man page for git: NAME git - the stupid content tracker SYNOPSIS git [--version] [--help] [-C <path>] [-c <name>=<value>] ...
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2answers
209 views

Linux “man” pages appear as gibberish in CentOS

On my CentOS 6 box, all the man pages and some tools that support --help show gibberish. For example, if I type: man man I get this: ^HZ[wã¸~ǯÀjZÊèvg:=3ÌlËm’¾­¤ÞÎl<;HHBL´Z}òãSe{l?´)B¡ê«¯ ...
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2k views

What are the license(s) of the Linux man pages?

What is the license on the Linux man pages? GPL, Public Domain, etc? The Wikipedia page about the man doesn't appear to have any info about the licensing status of the man pages.
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433 views

How to install manpages on FreeNAS 9.3?

I'm having enourmous trouble installing manpages on FreeNAS 9.3 (based on FreeBSD 9.2-RELEASE-p15). I tried: installing pc-sysinstall from ftp://ftp.freebsd.org/pub/FreeBSD/ports/amd64/packages-9.2-...
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1k views

How to parse man pages in Windows?

Here is a raw man page. Is there a way I can parse it under Windows to make it more readable?
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1answer
33 views

What is the most effective way to fix content in older linux manpages like traceroute?

Today I was reading through the manpage for traceroute when I came across this passage: "There is a couple of additional options, intended for an advanced usage (another trace methods etc.):" I ...
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3answers
152 views

Access man page for package?

After installing the gcc-arm-none-eabi package on Ubuntu, I can't find the tools or the manpage even though it appears the documentation is available: $ find /usr/ -iname gcc* /usr/bin/gcc ... /usr/...
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1answer
51 views

What does it mean in the man page of shutdown that Requests that the system be halted after it has been brought down?

Today when I was reading the man page of shutdown, it made me confused a lot. Take -H as example. I just could not understand the "after it has been brought down". What does it specify exactly? What ...
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13k views

Where's the man page for the `sizeof` C function?

How come there's no man page for the sizeof C function? $ man 3 sizeof No manual entry for sizeof in section 3 $ man sizeof No manual entry for sizeof I do see man pages for other C functions like ...
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3answers
893 views

Open man page using nano

I want to open man pages in another text editor, in this case "nano". Does anyone know how I can achieve this please?
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44 views

What does the number quoted in parentheses mean in man page of some command? [duplicate]

In the Mac OS X Mavericks terminal, inside frisk man page, there is: SEE ALSO cfdisk(8), sfdisk(8), mkfs(8), parted(8), partprobe(8), kpartx(8) Does it mean see also the eighth cfdisk or ...
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man --html - Not showing tables?

I recently discovered man --html, and am quite giddy with joy at being able to navigate the docs locally in a browser at a whim. However, it seems like certain objects, such as tables, are not ...
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1answer
640 views

No manual entry for make

I'm trying to read man pages for make on my server and they are not there. Man pages for other linux commands and built-ins, however, are there. Does anyone know why this is and how to fix? Thanks. ...
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3answers
2k views

Cygwin: man no longer works

I have cygwin installed in the default folder (C:\cygwin) on Windows 7 Pro. Up until a few months ago (not sure how long), man pages worked fine. Then came an update, and now man anything displays ...
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1answer
1k views

How do I see aptitude “Search patterns”? (~n, ~i, ~U,..)

While opening man aptitude I see this in many places: (see the section “Search Patterns” in the aptitude reference manual). How do I open this reference manual? I want to find patterns like ~i (...
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1answer
35 views

Search if program is installed for a particular purpose (Linux)

So, I am using Ubuntu 12.04.4 and I wonder if there is a program for opening PDF-files installed. I find that evince is installed in the system (by googling), and I stop to think if this can be done ...
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2answers
105 views

How to list installed man pages and search in many mans?

I am frustrated that to use man I need to know the exact name of the topic, and usually I need to search on Internet before I can open the man page. How to list installed man pages? How to search for ...
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2answers
588 views

web-based interactive MAN pages [closed]

So, there was this website where you type a unix command and it would break the command into its arguments explaining what does what. I suppose it was based on MAN, but I'm not sure. I lost the ...
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1answer
135 views

What does man [-acdfFhkKtwW] mean?

I am fairly new to using the OSX terminal, so before I move forward, I want to get good at finding information out for myself. So, I was reading about the manpages about manpages, and I saw that I ...
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2answers
143 views

Search which man sections contain a given entry

On Linux (or any other OS that uses the man tool), there are typically several sections of the manual. Often, a given entry (such as echo or printf) exists in multiple sections, but not all of them. ...
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1answer
9k views

Apropos on Arch returns “Nothing Appropriate,” no makewhatis command

I've been having a problem with apropos on both my Arch linux install and my ArchBang install. When I run the apropos or the whatis command, it returns "nothing appropriate" for anything I enter, ...
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1answer
2k views

what are the types of error messages that dd outputs? [duplicate]

What are the error messages that dd outputs? I tried to look at manual, but it does not say anything about it. Or I do not know how to look at manuals (man). Edit: OK. I'll make it simple: what error ...
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1answer
392 views

Using Debian linux command 'whereis' to show files without man pages

From the 'whereis' man pages on my Debian/GNU Linux I see: -u Search for unusual entries. A file is said to be unusual if it does not have one entry of each requested type....
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1answer
629 views

How do you change the background color of man pages?

Specifically, on OSX, in zsh. I'd like it when say... man man The background color is a darkish-yellow and the foreground is a charcoal gray/black. In this way I'm sure I'm looking at a man page ...
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1answer
823 views

\[\033[0;33m\] color code is showing up as plain text in man pages

I'm seeing the string \[\033[0;33m\] show up at the begging of several lines in my man pages. \[\033[0;33m\] is a shell color coding string that corresponds to yellow. So, for some reason instead of ...
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2answers
647 views

How can I restore the man page for ls (/usr/share/man/man1/ls.1.gz)?

I was messing around with the man page files whereupon I accidentally deleted ls.1.gz, which describes the man page for ls. Is there somewhere where I can download a copy of this file which I can ...
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1answer
362 views

non-root man pages with Linux-Ubuntu

I'm working on a Linux-Ubuntu server as non-root user. I created a small application and because I'm not a privileged user I'm going to install it under $HOME/bin directory (this directory is in the $...
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2answers
2k views

Documentation on “BSD General Commands”

I cringe to ask this question, but for many commands on OS-X and probably other POSIX systems, it's difficult for me to find needed documentation on the built-in commands. For example, if I want to ...
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2answers
4k views

Debian - bash is default shell, but “man sh” gives dash

On Debian squeeze. Running ps -p $$ shows bash is my current shell, ls -l $(which sh) shows sh is a symlink to bash. So why, when I run man sh, do I get the man page for dash? Is this just a bug in ...