6
votes
2answers
982 views

what will ¬ do in bash?

While wanting to start gitg as backgrounded through writing gitg & I accidentally typed gitg ¬. This did not cause an error, instead I got with a later command in the same terminal (translated): ...
0
votes
0answers
11 views

Convert rgba color value to a Terminal supported color

Randomly I will take the following example: rgba(122, 143, 186, 0.54) How can I convert this color to the closest Terminal supported color?
6
votes
0answers
109 views

Suse 11 vs. Suse 10 difference impacting terminal colors?

I have my dotfiles versioned on github (shameless fork of other people's fine work). At work, I have them on a central linux server (SuSE Enterprise Linux 10). I rsync them from a central management ...
2
votes
1answer
65 views

Window title in X shows wrong application name

I am using LXDE environment in Debian, but I think my question is general. When I have a window opened (i.e. terminal emulator running bash) the window has a window title with the text /bin/bash. When ...
2
votes
4answers
78 views

How Can I Change the Default arguments to gcc When I run Make “filename”

Forgive me if I posted this in the wrong Stack. Every time I run make for a file without any Makefiles in the directory, make still works and compiles the source code but only with the arguments: gcc ...
-2
votes
2answers
63 views

Run command automatically after login?

Another quick question. I have installed f.lux on Ubuntu 12.04, however the program refuses to work unless I run a command xflux -l [longitude] -g [latitute] -k [temperature] So I've created an ...
9
votes
4answers
874 views

What does a bash sequence '\033[999D' mean and where is it explained?

I have come across bash sequences such as \033[999D and \033[2K\r which are used to do some manipulation on a printout on a terminal. But what do these sequences mean? Where can I find a list/summary ...
8
votes
3answers
1k views

Why 'echo $0' gives different result for two different terminals?

I opened a terminal on Ubuntu using Ctrl+Alt+T and a different terminal by going to a directory and then right clicking and choosing "Open in Terminal". I did an echo $0 in both cases. In the ...
0
votes
1answer
69 views

Bash script for copying text currently entered to prompt

I'm trying to minimize using of mouse. Copying text in terminal is the mostly inconvenient activity for mouse avoiding. Now, tmux helping me to obtain this purpose. However, I regularly needs to copy ...
0
votes
1answer
20 views

Zenity refuses to work in background

I'm trying to create a background bash script which creates a popup in certain circumstances, however, my code only works when run manually in a terminal (e.g. not in the background). I've tried ...
2
votes
0answers
71 views

arrow keys are not working with terminal server telnet (termnetd) session

I am using terminal server package termnetd 3.2, which reads serial port and gives output on telnet port. I logged into terminal server port, every thing works fine except the arrow keys, Home and End ...
1
vote
2answers
124 views

Keeping xterm terminal alive on crunchbang linux debian wheezy

I like to keep a number of terminals open at different locations on my development VM. For this I use terminator because I got a big screen and I can divide the terminals anyway I want. But after ...
0
votes
1answer
31 views

Different representation of bash in 'ps -f' command [duplicate]

I have two bash running; one is Terminal application that runs bash, the other one is xterm application that runs bash. With ps -f, I have -bash one, and bash at the other. What makes this ...
0
votes
3answers
222 views

Shell script testing through terminal simulation

I am developing a generic bash script which could be executed in different distro. I have only a CentOS virtual machine and I would be interested to test my script on a virtual terminal (online or ...
9
votes
2answers
205 views

Alt-Left to skip words does not work in terminal emulators

On a Debian Wheezy machine at previous job, I got used to Alt+Left and Alt+Right to skip between words on active command-line (in bash). However, since at home I have upgraded to Jessie (Debian 8.0, ...
10
votes
1answer
339 views

Clear old prompt lines in bash to save scroll space

My terminal theme used to be like this, But I thought the prompt wasted so much space. And later I got an idea that I could clean the prompt every time I ran a command. I was using bash, one of ...
1
vote
1answer
55 views

Simulating READLINE_LINE in Bash < 4.0

I am trying to make some of my code bash 3.X compatible and I have a key-binding that utilizes READLINE_LINE inside its callback function. 3.0 versions of Bash don't supply the READLINE_LINE, so I ...
3
votes
1answer
128 views

Using a variable inside a sequence of commands in bash to supplement an existing string - syntax error or flawed design?

I'm using the following sequence of commands in my .bashrc file to alter the appearance of my linux terminal. It fills the screen line by line with a pattern made out of characters. There is no ...
5
votes
2answers
137 views

issue with terminal/prompt

I have an issue where if I type in very long commands in bash the terminal will not render what I'm typing correctly. I'd expect that if I had a command like the following: username@someserver ...
6
votes
4answers
225 views

Prevent terminal from displaying previously executed command

I have a script that allows me to log random thoughts while working on a project. In the terminal I would add a new log entry by running $ @ "some random thought" where @ is just an alias for my ...
11
votes
2answers
372 views

Can the empty spaces/background in a terminal be replaced with a random(but pretty) pattern of ASCII characters?

Context and Question There are many ways to colorize the terminal and shell environment. The output of individual commands, such as ls and grep, can also be colorized. Not directly related but ...
0
votes
2answers
433 views

Rename file in Mac OS Terminal using Regex

Hundreds of images need to be renamed with a terminal command using regex on MacOS 10.9 Mavericks. The files are named this way: 0045AW489R3T(IPCAM)_0_20131124101245_931.jpg ...
2
votes
3answers
115 views

How can I tell echo/printf in Bash to swallow escape codes, based on a condition?

I have a Bash script that is being run interactively and as a cron job. When run interactively it outputs colored text on the terminal. However, when run in cron it doesn't have a terminal and ...
1
vote
2answers
77 views

Using globbing/wildcards when Opening Files from Terminal

I have a folder A. Inside the folder, there are some files a,b,c,d and there is a subfolder, B, containing files e,f,g. Suppose I want to open files a,b,c,d: then I just type xdg-open *. However, ...
0
votes
2answers
78 views

Using Pipeline to Direct Files to Program that Opens Them

I have a Music folder, in which I have some music tracks, which aren't organized too well. Thus, if I want to find a particular track, I usually type: ls Music | grep <keyword>, where ...
4
votes
1answer
131 views

Can I set a bash timeout only for virtual consoles (ctrl+alt+{f1-f6})

I know that I can set a TMOUT variable to automatically end a bash session after a specified period of inactivity. However, what I want is to apply that only to my 6 built-in virtual consoles, which ...
1
vote
2answers
66 views

How is replaceable text shown in a terminal? [duplicate]

For example after doing apt-get update, it shows Reading package lists... 82% with the percentage changing in the same line. How is that achieved? Is it possible to use it in a bash script?
4
votes
2answers
259 views

Can't apply brightness to terminal's background color

I have a problem with colors in my terminal emulator. I am using LXTerminal as my terminal emulator and LXDE as my desktop environment. The following command is supposed to print red text on grey ...
2
votes
2answers
269 views

bash PS1 256 colors with bold

I want to list all colors that I can use in bash console. And after it I want to set my prompt to be bold and orange like color. I'm using this to do listing color codes for me: for code in {0..255}; ...
0
votes
1answer
149 views

List of 'if' switches anywhere? [closed]

Is there a list of all the if switches for use in bash scripting? Sometimes I see someone using it and I wonder what the switch they're using actually does. Example is the -z in this one. I know how ...
1
vote
1answer
57 views

Scrot command - how to save only thumbnail

I'm using scrot to take screenshots from terminal. However when I want to generate thumbnailed version using parameter -t, I got two files: screenshot.png and screenshot-thumbnail.png. How can I ...
6
votes
3answers
207 views

“Friendly” terminal color names in shell scripts?

I'm aware of libraries in languages such as Ruby and Javascript to make colorizing your terminal scripts easier by using color names like "red". But is there something like this for shell scripts in ...
2
votes
1answer
350 views

Bash Commands not working on Mac

Hello I open my terminal window on Mac Os 10.6.8 as I am trying to update my ruby to 1.9.3 and the terminal gives me this response immediately as I open it: -bash: export: ...
5
votes
1answer
171 views

In Bash Vi mode, I get thrown into Insert mode automatically after one key press

I am using the bash shell with the XFCE4 terminal. I have configured the shell so that it is in Vi mode. I have done this by adding the following line in my ~/.bashrc file: set -o vi When in a ...
1
vote
1answer
545 views

The command ` ls -ltu ` fails to list folders/files based on last accessed time

First on your linux desktop create 2 folders. a b Now run this in the terminal ls -ltu the result is drwxr-xr-x 2 root root 4096 Aug 30 20:33 b drwxr-xr-x 2 root root 4096 Aug 30 20:33 a ...
1
vote
2answers
364 views

How to see all commands executed by the current user, in all sessions/screen/byobu terminals?

If there is debian box, some users have access to the root account, some of those users open an ssh connection and start executing commands, some open screen or byobu or other similar tools to execute ...
4
votes
2answers
219 views

Shells in tabbed windows in a terminal

I want to do tabbed terminal stuff without having actual tab windows in my terminal application. Is there any good way to do this within bash? It would come in very handy with SSH if I could avoid ...
2
votes
2answers
551 views

Get list of all files by mask in terminal

I want to find all *.h,*.cpp files in folders with defined mask, like */trunk/src*. So, I can find separately *.h and *.cpp files: find . -path "*/trunk/src/*.h" find . -path "*/trunk/src/*.cpp" ...
1
vote
1answer
205 views

Non-ASCII characters handled incorrectly on command line

I have a problem with non-ASCII characters in the Terminal on Mac. If I write: echo ÆØÅ Then press Enter, Arrow Up, Arrow Left, so the cursor is between the Ø and the Å, then write X, then the Å is ...
2
votes
2answers
129 views

WhenI try to run in the terminal, I get the error:

when I try to run in the terminal, I get the error The command could not be located because '/usr/bin' is not included in the PATH environment variable. e..g. jeper@jeper:~$ clear Command 'clear' is ...
4
votes
1answer
251 views

Keyboard shortcut to copy current command from terminal to clipboard [duplicate]

Is there any way to copy current command (line typed in bash prompt) in terminal to X-clipboard without involving a mouse?
1
vote
1answer
687 views

Kali Linux shows strange line of code using Bash command “set”

I have Kali8 installed - it is a Debian/GNU Linux ("wheezy") based distro - and when I use the Bash built-in command "set" to check my vars from X, like in LXterminal, everything works fine, but when ...
1
vote
1answer
69 views

Where is the Ctrl+/ (^/) bash shortcut for undo defined?

I can not find the mapping in bind -p nor in stty -a. Also, it only works in the terminal emulators I've tried (xterm, konsole, gnome-terminal) and not in the linux system console. I think it's ...
2
votes
1answer
376 views

Use the terminal's autocomplete path feature for input to a shell script

I want to make a script that: (1) Gets a path giving the user the ability to use tab to autocomplete, then (2) gets a filename from the user, and then (3) creates a file at that path with extension ...
0
votes
2answers
105 views

Why are there empty lines in the output of my command?: find ~/x/y/ | shuf > ~/Desktop/z.txt

As it turns out the reason for this problem was one filename with several newlines. (No idea how that happened.) find ~/x/y/ | shuf > ~/Desktop/z.txt This command works pretty much as expected ...
2
votes
2answers
76 views

Color PS1 based on previous command output [duplicate]

I have my current PS1 as follows. The $? output is really useful (second line). export PS1="\ ${PSOn_Blue}${PSBWhite}\t\ ${PSColor_Off} \$?\ ${PSColor_Off}${PSBGreen} \u\ ${PSColor_Off}${PSWhite}@\ ...
9
votes
2answers
459 views

Can I unfreeze bash or vim when SSH session freezes from timeout? [duplicate]

When my SSH session times out, the whole terminal freezes. Is there any way to break out of that connection? CTRL+C doesn't cut it.
4
votes
1answer
249 views

output while reading keyboard input

I'm trying to write a script that will ssh into a box, start a processes that needs to be monitored (by a human) for success or failure then move onto the next box and repeat. I've been trying to use ...
1
vote
0answers
92 views

Modify .inputrc to fix Mac Terminal bug with vi mode

I currently have a bug in my Mac's Terminal (I actually use iTerm2 but it's still there), where once I press left arrow after typing, I can't go past the last character. Is there a way I can modify ...
2
votes
1answer
432 views

Get current terminal name

How do I fetch the current terminal name? I mean to the name that ps shows in the TTY column, e.g.: root@dor-desktop:/home/dor/Documents/LAMP_setup/webs_install/do/install# ps aux | egrep ...