Tagged Questions

A terminal is an environment for text input/output. Inside the terminal, one runs command-line and text mode programs (including shells).

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4
votes
0answers
37 views

Show error messages and information that a program was killed on another terminal [duplicate]

If I open a program, say evince, from the GNOME GUI, it is not attached to a terminal. If I send it a signal, it acts accordingly but nothing shows up in my terminal. If I were to open it in a ...
-1
votes
2answers
76 views

How to use grep to find all instances of one .txt file in another?

How would I use grep to compare if any line from one .txt document occurred in another? Further how would I use grep to find out the opposite? Would it be grep -v?
1
vote
1answer
64 views

Who does the linewrap and how to deactivate?

If I connect to a linux device via serial adapter (no matter if pyserial, screen or minicom), and no matter how I change settings like stty when I enter a long command it gets line wrapped ...
2
votes
1answer
681 views

Installing Steam on Debian Wheezy

I downloaded the .deb file from the Steam website, but couldn't install it as it complained about having and "outdated" version of libc6. I look around and apparently I have to add jessie sources to ...
0
votes
0answers
66 views

X11 Path Issues and Confusion for Installed Packages

I am using GMT (generic mapping tools) and SAC (Seismic Analysis Code), and each use X11 (or XQuartz on 10.9.4 Mavericks) to display graphics. When I want to display postscript using ghostview, I get ...
4
votes
1answer
46 views

Is it possible to change what tty a terminal emulator is connected to?

If I have a terminal emulator (say, xterm) by default it connects to a pseudoterminal like /dev/pts/3 What I would like to know is if it is possible to connect it directly to, say, tty1? Could I ...
1
vote
0answers
46 views

Using X11 Displays through Terminal.app commands : generic mapping tools

I am trying to figure out why I can't use ghostscript or ghostview (or any other X11 applications) when I try to call them in the Terminal. I am using bash, and I also used Fink to get the packages I ...
3
votes
1answer
23 views

logging session with 'script' - how later read it?

I log my terminal session with script. As we know, it contains all characters that were send to terminal, including control ones, like backspaces etc. This makes output file a kind of unreadable, ...
8
votes
5answers
2k views

Vintage terminal for Ubuntu

So I have just been introduced to Cathode for OSX and I am completely fascinated by how classic it looks with it's 1970s retro style. Does anyone know of any programs/packages I can download to get my ...
4
votes
1answer
229 views

How to draw a single pixel in a terminal?

Until now I used characters to draw images, shapes etc in a terminal. Is it possible to draw a single pixel? Let's say: foo 1 1 red This will draw a red pixel at the coordinate (1, 1). Is there ...
2
votes
1answer
57 views

Play .wav when text scrolls in terminal

After watching a TV show, I came up with a fun idea. Is there a way to take that cheesy high-pitched sound effect they play every time text scrolls down a command-line screen on TV and play it when ...
1
vote
2answers
309 views

use mosh without giving up local scrollback / history?

Is there a way to use mosh without giving up the local scrollback? Basically, in some circumstances, IP-roaming is indeed useful and needed, but the extra terminal emulation and key prediction seems ...
4
votes
1answer
224 views

What exactly is 'scrollback' and 'scrollback buffer'?

What are "scrollback" and "scrollback buffer" in programs like bash and screen, and how do they relate to the tty, the programs being run, and stdin/ stdout/ stderr? Here is the only definition of ...
-1
votes
1answer
97 views

How to control network bandwidth using Linux [closed]

Currently my Internet is really slow. But I want to allocate all resources to a browser that is loading a movie. How do I do that?
2
votes
3answers
370 views

What is the problem with the output of plink?

On my Windows7 machine, I'm traversing to the installed path of PuTTy Application and running: plink <hostname> to connect to my remote Linux host. I see some unrecognized characters in the ...
3
votes
1answer
123 views

Stop printer jobs from terminal

I am working with an old CentOs version (5.0) that is not really my machine. Recently, for some dark reasons, I have problems in printing. The jobs rest in queue, and I cannot cancel them from the ...
1
vote
1answer
82 views

How can I recreate a VT100 environment and connect an Esprit 250C Terminal?

I have an Esprit 250c Modular Color RS/232 Terminal "Intelligence Unit" ( overview here, and pdf of features here ) I would like to make it work as a text-based tty terminal, maybe VT100 as it ...
1
vote
1answer
200 views

What does typing a single apostrophe do in terminal? [duplicate]

I typed in a single ' by accident and I got this as a result and exited out of it after typing ' in again. ' > > ' : command not found What does this do?
1
vote
1answer
67 views

Control + L not clearing screen

When I try to clear my terminal screen on OSX: computer@ ~ () $ ^L And when I hit Enter after that it just shows: -bash: : command not found Any ideas on how this happens? My .bash_profile, ...
2
votes
0answers
19 views

Running Custom commands in a Terminal Application [duplicate]

I'm running a terminal application in /dev/pts/X terminal that has its own console as:         What I need is to run commands specific to this application but from ...
5
votes
1answer
87 views

Copy/paste across vim without X

In vim, "+p pastes from the system clipboard. However, when working remotely over SSH on a non-GUI box, this is not available. Is it possible to implement copy/paste in this environment? Merely ...
14
votes
3answers
927 views

Using variables to store terminal color codes for PS1?

In my .bashrc, I use ANSI terminal color codes to colorize various bits. It looks like this: PS1='\u@\h:\w\[\033[33m\]$(virtual_env)\[\033[32m\]$(git_branch)\[\033[0m\]$ ' where virtual_env and ...
16
votes
2answers
594 views

How do I start all shell sessions in a directory other than $HOME?

When I open my non-login shell in Ubuntu, my present working directory is /home/user_name (my $HOME environment variable), but I want to change this such that when I start my terminal I am in some ...
1
vote
1answer
47 views

Is it possible to switch the user logged in to desktop environment via the terminal?

Is there any possibility to login as a different user while changing also the environment (or how do you say the wallpaper, shortcuts,...) via terminal command like su, ssh or login? Like when you ...
7
votes
3answers
488 views

How to permanently change both STDOUT and STDERR color to grey?

This question is similar to Can I configure my shell to print STDERR and STDOUT in different colors? But I am looking for a solution that will allow me to change both STDOUT and STDERR to ONE color. ...
0
votes
2answers
66 views

Why do I have to execute bash programs with ./? [duplicate]

Why is it that some bash programs will only run on my system when I type ./ before their name? An example: In my [...]/android/sdk folders I have to execute adb like this: ./adb devices Why not ...
3
votes
0answers
55 views

Is it possible to save the state of open terminals?

When working on certain projects, I routinely open a number of terminals, navigate each of them to various directories and resize and position them on my desktop. Is there any way to save this ...
3
votes
3answers
388 views

How are “xterm” and “screen” related?

I am not quite sure if there is any subtle or wide differences between screen and xterm. I have used screen before and had it being described as kind of like a multiplexer and have tried xterm a few ...
2
votes
0answers
275 views

How to enable Control key combinations for GNU screen on putty?

I am accessing a linux box via ssh using putty. Key combinations work fine when I'm not running screen. However, Ctrl key combinations do not work under a screen session. In fact, a Ctrl-any key is ...
0
votes
1answer
50 views

Switching to tty changes mouse speed - why / how to change?

I like using a fast mouse, so I use xset to speed it up, more than possible with the normal gnome settings. When I switch to a tty and back to Gnome, my mouse is really slow again (changed to default ...
2
votes
1answer
73 views

What modern terminal programs are still configurable per-invocation? [closed]

What terminal programs have the following characteristics? Unicode support geometry, fg/bg colours, other options settable from command line on a per-invocation basis actively supported ...
8
votes
2answers
670 views

disable CTRL-D window close in terminator (terminal emulator)

I am often logged in through multiple SSH sessions. To logout from my sessions, I press CTRL+d, until I am back on my local machine. However, sometimes I press once too many, and my terminal exits. ...
0
votes
1answer
83 views

tmux: ncurses apps are displayed wrong (with garbage and so on) [duplicate]

I have ncurses apps (say, aptitude) working nice in plain xterm (or gnome-terminal, or any other terminal I've tried), but if I run it inside tmux session, screen isn't properly refreshed while I do ...
1
vote
2answers
55 views

How to get text at start up of terminal

How to get text at start up of terminal as shown in this image.It should show whenever i open terminal.
6
votes
2answers
282 views

if statement in .bashrc not working correctly

I set up .bashrc to show a long prompt if the terminal is at least 80 characters wide. Otherwise it shows a degraded, smaller prompt. I use an if statement to achieve this: dp_smaller_than=80 if [ ...
0
votes
2answers
193 views

How to install most recent version of Eclipse via the Terminal

I'm new to Linux and have just been given a VM of Oracle Linux to work with. I need to install Eclipse on it and, after a bit of research, discovered that this could most easily be done with the ...
0
votes
0answers
13 views

How to use stty to bind alt/option j to stop current process [duplicate]

I know stty intr ^j will bind Ctrl+j to do intr, but I want to bind this to Alt+j or Option+j. Any one know how to do this?
3
votes
1answer
57 views

Interrupting very long output in tmux

In a (gnome) terminal, if I cat a file which turns out to be much too long, I can always press Ctrl-c to interrupt. However, in tmux, when the same happens, it takes long for the signal produced by ...
7
votes
4answers
421 views

Stopping output from a program run in SSH session NOW

Problem I execute command that outputs LOTS of information through SSH. For example, I foolishly add debug information inside a loop that executes million times, or just run cat /dev/urandom for ...
60
votes
4answers
6k views

What is the point of CTRL-s?

CTRL+s stops all output to the terminal which can be restarted with CTRL+q. But, why does CTRL+s exist in the first place? What problem was trying to be solved by putting that control sequence in ...
0
votes
0answers
174 views

VT100 terminal emulation to use with a Java-based 8-bit computer emulator

I'm successfully using GNU Screen as serial terminal to "talk" to my Altair 8800 clone (http://altairclone.com/) using serial line. The command I use is: screen -istrip /dev/ttyUSB0 Screen does the ...
1
vote
2answers
152 views

Gnome Terminal appearance

Is it possible to get the gnome-terminal in GNOME 3 to be borderless, similar to how urxvt looks? Without the big top of it that says Terminal with your working directory or the menu bar?
3
votes
1answer
483 views

command line method or programtically add ssh key to github.com user account

Is there a way to identify with a username and password to github.com servers for the purpose of adding an ssh key to the github user account? So far everything I've read suggests that a users ssh key ...
1
vote
0answers
355 views

Error while building Linux module of a wireless driver

I have recently installed Debian Wheezy onto one of my old computers to test it out and to become more familiar with Unix. To my surprise I enjoy the interface very much so far, but I have run into a ...
1
vote
0answers
73 views

Problem in writing message from one terminal to another terminal

I have a user of name x in tty1 and y in tty2. x wants to write some message to y and vice-versa. When I typed write y tty2 in the tty1 terminal, it said: write:you have write permission turned off ...
2
votes
2answers
53 views

How do I remove the new environment commands that were created by the virtualenvwrapper script?

I've installed and run virtuarenvwrapper.sh to try to configure an alternate version of python on my system. This script has placed somewhere a series of commands that are now executed whenever I ...
0
votes
0answers
28 views

'Refresh-save' a file, dock problem?

A bit of context: I followed the bug reports on Docky (link1, link2, and all the other links in these links...) and managed to make Plank recognize IntelliJ IDEA using the right StartupWMClass on the ...
3
votes
2answers
786 views

Sending message from one terminal user to another user

I have a user of name x in tty1 and y in tty2. Now x wants to write some message to y and vice-versa. Now I typed in tty1 terminal write y tty2 It is showing write:write:you have write permission ...
4
votes
2answers
2k views

How to change font colors in terminal?

I know how to change the font color via preferences, but it changes the color of ALL text, as in below:     What I'm going for is something more like this:     Any ...
8
votes
4answers
809 views

I am using `&`: why isn't the process running in the background?

I know that I can append & to a command to run the process in the background. I'm SSH'ing into an Ubuntu 12.04 box and running a python program with $python program.py & -- but when I go to ...