The command-line is the interactive interface to your shell.

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3
votes
2answers
32 views

How can I list the info for an array of /dev/disks using bash expansion or substitution?

I want the output of: diskutil list; diskutil info [multiple devices] Without having to do: diskutil info disk0; diskutil info disk0s1; diskutil info disk1 ...etc For example, with many builtin ...
0
votes
0answers
9 views

A commad to change between activities [duplicate]

Is there a command to swtich between activities in KDE plasma-desktop?
6
votes
1answer
74 views

Filetype and dereference when listing directory with LS command

I'm trying to combine arguments to the ls command to list a directory content. What I'm basically trying to achieve is listing the directory dereferencing all links, but showing explicitly that the ...
1
vote
1answer
69 views

Terminal sometimes fails to find executables on local directory [duplicate]

I can open my terminal emulator via a keyboard shortcut or through the apps finder that executes the exo-open --launch TerminalEmulator command. My terminal starts and I can cd to any directory and ...
2
votes
1answer
79 views

Using a string parameter in terminal

What's wrong with this command: nmcli c up uuid "$nmcli -t -f uuid c" How can I fix it? "$nmcli -t -f uuid c" is a uuid needed after nmcli c up uuid.
1
vote
0answers
14 views

Why does wget return a HTTP 403 error to download openSSH pet? [duplicate]

I am trying to learn how I would get OpenSSH using the command line. I found a *.pet link on this webpage: http://puppylinux.org/wikka/OpenSSH which says: Installation Install an appropriate ...
1
vote
1answer
87 views

Change a value in a config file, or add the setting if it doesn't exist?

When modifying config files from the command line, I often want to find the setting in the config file and modify that line if that setting exists. If that setting doesn't exist, I want to add it to ...
1
vote
1answer
46 views

How to invoke Gnome 3 activity screen using command line?

What I'm trying to do I'm using a Logitech MX Revolution mouse, which has a button below the scroll wheel mapped to search, which I remapped to middle click. For doing so, I had to remap XF86Search ...
11
votes
9answers
3k views

Console Text Editor with Windows-like keyboard shortcuts (ctrl-z, x, c, v)

Ok, I realise that I risk a religious war asking a question about text editors, but here goes. Requirements Mostly used for config file edits Text based not GUI Available for Raspian flavour of ...
0
votes
1answer
32 views

automatically download latest stable tarball from sourceforge from command line?

I'd like to install a program from sourceforge sources. Is there a way to download the latest stable source from SourceForge? an example for ntopng would be very welcome.
1
vote
5answers
102 views

How to copy a file from a remote network to the local desktop

So I used SSH to remotely login to another computer on a network. I have many files that I would like to copy over to my local desktop. I am trying to follow this How-to : However, I think one ...
5
votes
1answer
114 views

What's the easiest way to resize an ext4 partition from the command line?

What's the easiest way to resize an ext4 partition (or any type partition depending on the method) from the command line (potentially with the fewest commands, but also the easiest to understand)? ...
7
votes
6answers
823 views

How to read first and last line from cat output?

I have text file. Task - get first and last line from file after $ cat file | grep -E "1|2|3|4" | commandtoprint $ cat file 1 2 3 4 5 Need this without cat output (only 1 and 5). ~$ cat file | ...
2
votes
1answer
110 views

How to enable double tab autocompletion list in bash?

I've worked in Linux before where when I press tab it autocompletes until it becomes ambiguous. If I pressed tab twice at that point it would give me a list of all possible completions. My current ...
3
votes
1answer
45 views

Concatenate in a PDF the first page of several odt files alphabetically

I have, in the same directory, several odt files. I'd like to have in one PDF document the first page of these odt files, sorted alphabetically based on their filename. For example, if I have these ...
2
votes
1answer
47 views

How to transform a text file into a picture

If I have a plain text file, how can I convert it to an image file through the command line? (and preserve the layout of the ASCII art in it)
2
votes
2answers
97 views

Use output from head to copy files with spaces

I have 11 files with spaces in its name in a folder and I want to copy the newest 10. I used ls -t | head -n 10 to get only the newest 10 files. When I want to use the expression in a cp statement I ...
3
votes
4answers
3k views

Find only destination of symlink

For use in a shell-script, I'm looking for a commandline-way to get the destination of a symbolic link. The closest I've come so far is stat -N src, which outputs src -> dst. Of course I could ...
2
votes
2answers
42 views

Is it possible to obtain OS X versions of Unix tools on modern Linux distributions (like Ubuntu or RedHat)?

I have observed that there are often subtle and often annoying differences between the default versions of certain command line tools like paste and sed on modern distributions of Linux versus OSX. ...
2
votes
2answers
109 views

“cat” command: how to automatically escape everything that might be a violation?

If you copy the contents of httpd.conf and then paste it into a cat command.. such as this one.. #!/bin/bash cat > /test << EOF pasted here.. EOF you run into this error: -bash: ...
3
votes
2answers
169 views

change url of web browser thru command line?

Is there some way to change the current url (of current tab or an specific tab) of a running web browser (any) thru command line? It can be any browser that run on linux, preferably if it is light ...
3
votes
3answers
664 views

get age of given file

How can I get the age of a given file in, at least, days? I'm well aware of ls -lh and similar commands. I want something that will work sort of like this: getfage <FILE> # prints out '12d' ...
5
votes
1answer
128 views

Strange kind of “stealth” directory on Linux

I am in a Linux machine and am working with a directory that is aptly named "stealth", because it runs and hides! Take a look at this behavior: bash-3.2$ ls /net bash-3.2$ ls -la /net total 4 ...
11
votes
5answers
524 views

Is there a more succinct alternative to piping to wc for counting files in a directory

If I do ls -1 target_dir | wc -l, I get a count of files in a directory. I find this a bit cumbersome. Is there a more elegant or succinct way?
1
vote
3answers
188 views

copying files with particular names to another folder

I have a folder with a lot of files. I want to copy all files which begin with of these names (separated by space): abc abd aer ab-x ate to another folder. How can I do that?
0
votes
1answer
94 views

Download all source files for a webpage

I want to download the source files for a webpage which is a database search engine. Using curl I'm only able to download the main html page. I would also like to download all the javascript files, ...
55
votes
9answers
2k views

Remember a half-typed command while I check something

I often find myself in the following position: I've started typing a long command at the bash prompt, but half-way through I find out I need to check something with another command. This is a problem ...
26
votes
7answers
57k views

How do I make my pc speaker beep

Using bash, how can I make the pc speaker beep? Something like echo 'beepsound' > /dev/pcspkr would be nice.
2
votes
0answers
28 views

rlwrap-like tool with command autocompletion

I am often using rlwrap sqlite database.sqlite to browse an SQLite table. It works great but I would like to have a tool that would create an index tables (and possible its columns as well) and let me ...
0
votes
3answers
49 views

how to export all numbers that are unique in few text files into another file?

I have a.txt,b.txt,c.txt. Each has different numbers as below: a.txt: 12 14 111 1 15 2 b.txt 12 18 22 23 1 2 c.txt 12 14 15 16 17 1200 The output should contains all the numbers from ...
4
votes
2answers
50 views

NFS: share with all clients except one

I want to share a folder with all the network's clients except only one. This is my current /etc/exports file: /opt/resources *(rw,async) What should I add to prevent the client 192.168.1.24 ...
4
votes
3answers
131 views

Achieving hexdump-like format, that includes binary strings, on the command line?

I really like hexdump, especially because you can define a custom format; say: $ echo -e '\x00\x01\x02\x03' | hexdump -v -e '1/1 "%_ad: "' -e '4/1 "%02X "' -e '1/1 " : "' -e '4/1 "%_p"' -e '1/1 "\n"' ...
3
votes
2answers
121 views

Mounting Disk Image in Raw format [duplicate]

While Trying to mount a disk image in Raw(dd) format using the following command mount nps-2010-emails.dd /media/manu/ I get the following error message mount: you must specify the filesystem ...
0
votes
0answers
31 views

How to halt a command while it's running? [duplicate]

I want to know how to halt a command while it is already running. My need to do this is that I was going to update my system (Fedora 20) as usual, so I ran the command sudo yum update and it started ...
5
votes
1answer
39 views

How to get rid of unnecessary lines in gnuplot

So I'm pretty new to using gnuplot, and my code looks like this: set isosamples 40 unset key set title "Radial Matrix Elements" set xrange [1:15] set yrange [1:15] set xlabel "n1*" set ylabel "n2*" ...
1
vote
4answers
1k views

Firefox or Chromium command-line arguments to set fullscreen and control start page

On http://susestudio.com/, there's an option to enter custom command line scripts. How do I write one that changes the default homepage and sets the browser full screen?
6
votes
2answers
2k views

diff where lines are mostly the same but out of order?

I want to diff two sets of mod_rewrite rules. The set of lines are about 90% identical, but the order is so different that diff basically says they are completely different. How can I see which lines ...
1
vote
0answers
39 views

Conversion of disk image from Encase (E01) to Raw format [closed]

I am trying to convert from EnCase to Raw format using instructions given on this page. The following takes place: manu@ubuntu:~/Downloads$ ewfexport nps-2010-emails.E01 The program 'ewfexport' is ...
0
votes
1answer
29 views

Mount a file collection in a linux environment

I am presently working as a summer intern. My first objective is, given a collection of files, recover and identify the file types present in it. To download sample pseudo-forensics data I have been ...
0
votes
1answer
110 views

Custom command wget without response

I have an arduino with an ethernet shield that is controlling a relay, which control the lights. I usually just use the phone to send a http get request from a widget in tasker, but I would like to be ...
3
votes
1answer
69 views

Compare two files strictly line-by-line, without insertions or deletions

I have two files that essentially contain a memory dumps in a hex format. At the moment I use diff to see if the files are different and where the differences are. However, this can be misleading when ...
3
votes
4answers
10k views

Installing JDK 7 on debian

So I just rented a dedicated server running Debian, and I know nothing about Linux. Anyway, I want to install the JDK 7, first I connected through SSH and granted myself administrator rights by ...
2
votes
5answers
2k views

how to pass the result of `find` as a list of files?

The situation is, I have an MP3 player mpg321 that accepts a list of files as argument. I keep my music in a directory named "music", in which there are a few more directories. I just want to play all ...
6
votes
4answers
2k views

using the mail command

How do I use the mail command to check email (and send email) from gmail. Does it support labels? I couldn't have figure out where to put the username and password. I tried to search for instruction ...
2
votes
2answers
2k views

What does the tilde (~) mean at the end of a filename? [duplicate]

What is the file with the ~ at the end of the filename for? $ ls # aliased to add flags -rwxrwxr-x 1 durrantm 2741 May 16 09:28 strip_out_rspec_prep_cmds.sh~* drwxrwxr-x 13 durrantm 4096 May 16 ...
1
vote
3answers
66 views

How to remove all FIFO files with a shell command

I can't find a shell command to remove all the FIFO files inside a directory. In fact, for the removal of directories, the rm command offers the options -d, --dir, but for FIFOs it offers no option. ...
1
vote
0answers
118 views

Copy files to parent directory using relative pathnames [closed]

If I'm in the current working directory of oxford. How would I copy outline.doc, and place it into the sample_dir directory using relative pathnames? I've tried cp outline.doc ../outline.doc
1
vote
2answers
2k views

How to avoid the need to issue “y” several times when removing protected file

I'm looking for a solution to be used as a response to "rm: remove write-protected regular file [x] ?" I was thinking of issuing a character followed by carriage return for several amount of times, ...
2
votes
2answers
134 views

View contents of magnet URL via command line?

Is there any way to view the contents of a magnet URL using command line? I've tried aria2c which can view the contents of a torrent file but doesn't seem to show contents of magnet URLs.
3
votes
1answer
78 views

Get a Kerberos service ticket from the command line

I am in the process of debugging a Kerberos setup. I have a valid krb5.conf and I can call kinit USERNAME to get a Ticket Granting Ticket (TGT): Credentials cache: /root/krb5cc_root Default ...