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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15
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5answers
12k views

view stdout for another pts

Here is the situation. I left my pc at home doing an rsync from a 2TB hard drive to another 2TB hard drive (it's going to take a while since they are both USB 2.0). I am now at work and I have ssh-ed ...
1
vote
1answer
60 views

tmux blocks certain things on my Mac

I really like tmux and use it often so I set the following in my .zprofile: [[ $TERM != "screen" ]] && exec tmux so when I open a new window, tmux will be there for me. However, there are ...
7
votes
1answer
504 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
0answers
88 views

How can you get the current terminal line (the one that is still editable by the user)?

I need a way to use the current line which the users typed into as variable for a shell function. my current code, which can be called by ctrl+r zle -N search bindkey "^R" search search () { read ...
12
votes
2answers
5k views

Force GNU screen to reflow to current terminal width on reattach?

I would like to force GNU screen to reflow to the existing terminal width when I reattach a session. It seems to me this worked properly before I upgraded a machine to CentOS 6, but I cannot figure ...
1
vote
2answers
62 views

Confusions mitigation while working similar environments in multiple servers

I often have to open multiple ssh sell terminals of remote servers together., eg. Dev and test. These paths and applications are exactly similar. And I am often confused if I run a particular command ...
0
votes
2answers
36 views

Configure distant terminal behaviour

I just installed debian 7 on a VPS, created users, configured ssh ..etc The problem is that the terminal application changed its behavior just after connecting with my new username: Autocompletion ...
2
votes
2answers
2k views

Sublime command line open it twice

I just created a symbolic link to sublime: $ sudo ln -s /opt/SublimeText2/sublime_text /usr/bin/subl The problem is that it opens the last project and the open I want: $ subl my-project or $ ...
0
votes
0answers
140 views

Seeing SSH debug messages in Terminal/console

I am seeing "debug3: Received SSH2_MSG_IGNORE" appear in the terminal on a RHEL 6 Linux server. I thought maybe rsyslog had a console entry, but it doesn't. sshd_config has logging at AUTHPRIV, and ...
1
vote
0answers
81 views

Terminal won't go back to prompt after launching app [closed]

I'm running elementary OS Luna (based on Ubuntu 12.04) on which I've installed Okular as I consider it to be the best PDF reader even if it's meant primarily for KDE. The issue is this, I need to use ...
133
votes
3answers
69k views

How to unfreeze after accidentally pressing Ctrl-S in a terminal?

It's a situation that has happened quite often to me: after I press (with a different intention) Ctrl-S in a terminal, the interaction (input or output) with it is frozen. It's probably a kind of ...
0
votes
0answers
13 views

Determin if the currnet terminal has a dark or light theme [duplicate]

I have several (Bash) scripts that uses ASCII color codes. They look good on my dark themed terminal, however on my colleagues light themed terminal the colors I selected don't look that good. Is ...
1
vote
0answers
64 views

Broadcast messages don't appear on gnome-terminal, but appear on xterm

I'm curious about the behavior of broadcast messages by $ sudo wall myfile the message from myfile appears on all /dev/ttyN devices (the ones to which I can switch by pressing Ctrl+Alt+fN), it also ...
4
votes
1answer
2k views

Error with gedit can't save any file

meraj@meraj-SATELLITE-C850-A785:~$ sudo gedit /etc/php5/apache2/php.ini (gedit:16243): Gtk-WARNING **: Calling Inhibit failed: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name ...
11
votes
2answers
13k views

Scroll inside Screen, or Pause Output

I use screen for my command-line tasks while managing the servers where I work. I usually run small commands (mostly file-system tasks) but sometimes I run more extensive tasks (like DBA). The output ...
7
votes
3answers
4k views

How to turn off the beep only in bash tab-complete

I find the beep useful for some things, so I only want to turn it off for tab completion (I'm not asking how to completely turn it off, that has already been answered in a different question on ...
8
votes
2answers
3k views

16 Colors in ZShell

I only seem to be able to call 8 colors in my zshell prompt. Example: PROMPT="[%n@%{$fg[magenta]%}%m%{$reset_color%} %.] %# " Works fine. However, ...
19
votes
5answers
14k views

How to scroll in a terminal using keyboard?

How can I scroll in bash using only the keyboard? If it's not possible in bash, are there any other shells that support this?
0
votes
1answer
726 views

How to set the prompt and tab-title on Gnome-Shell (Gnome 3, centos 7)

This is embarrassing, but I don't seem to be able to set the command-prompt or the shell title. I'm using Gnome3 on centos 7. PROMPT I've added the following to ~/.bashrc: export PS1="\w \$ " The ...
1
vote
1answer
207 views

Dynamic text wrapping of terminal output

I am specifically looking for is dynamic formatting of output. In every terminal emulator I can remember having used in Linux, when some program prints to the screen, the output gets formatted to fit ...
0
votes
1answer
287 views

Download yad with bash script

i'm building a simple deb package (single binary) for a little project i've been working on. Now I want to build a nice interface around it and used zenity for a couple of times, but this time I ...
1
vote
1answer
45 views

How to configure up arrow to get to the previous command in maxima?

If I press Up in a shell, then normally it brings up the previous command I entered. In maxima it's all different. Pressing Up just prints out ^[[A. The same thing happens when I try to move the ...
4
votes
4answers
565 views

Multiple terminals at once without an X server

There is a way to visualize multiple terminals at the same time without running a Xorg session ? I have a really low profile machine that could be great for some basic stuff but has an horrible ...
0
votes
0answers
22 views

Why some packages don't get upgraded?

I upgrade packages in terminal using this command apt-get update && apt-get dist-upgrade -y --show-progress && apt-get autoremove -y && apt-get check && apt-get ...
1
vote
1answer
155 views

Standard Terminal Font Aspect Ratio

What is the aspect ratio of a mono font that's made for terminal use, or more specifically, the size of the cell that any single character would fill? I've read that a standard terminal is 80x24 ...
1
vote
1answer
95 views

Save views in multiple screen terminals

As I do in default single view screen terminal of ubuntu; gnome-terminal \ --tab-with-profile=Default --working-directory="some dir" --title="some title" \ --tab-with-profile=Default ...
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 ...
6
votes
2answers
1k views

What’s the difference between a “raw” and a “cooked” device driver?

Does this concept only apply to terminal drivers (which is what most sites cover) or to any driver in general?
1
vote
1answer
137 views

Show status lines of vim and tmux on the same line

I would like to figure out a way to get my vim statusline and tmux statusline on the same line if such a thing is possible and not immensely difficult (ideally, the vim prompt, or whatever it's called ...
9
votes
5answers
4k views

Output file contents while they change

I want to output a file's contents while they change, for example if I have the file foobar and I do: magic_command foobar The current terminal should display the file's contents and wait until, I ...
1
vote
1answer
97 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 ...
-1
votes
2answers
120 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?
5
votes
2answers
1k views

How to switch X windows from the command-line?

How can I create a script that automatically switches windows? I'm trying to do the same thing Alt+Tab does.
21
votes
6answers
3k views

Using VI keys to edit shell commands in UNIX

I used to have a co-worker who was really good at UNIX. He showed me how to use Vi key bindings to edit my shell commands. He placed the command in a file that ran every time I logged in. Since ...
0
votes
0answers
141 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 ...
9
votes
5answers
4k 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 ...
1
vote
1answer
124 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 ...
4
votes
1answer
63 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
81 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 ...
2
votes
1answer
382 views

Logging interactive input and output without capturing all typed input and control characters

I am trying to log output from an interactive command-line program; units, specifically. I have tried using tee like this: units | tee units.log or script like this: script -c units units.log ...
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, ...
4
votes
1answer
495 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 ...
4
votes
5answers
4k views

How to change title in gnome-terminal profile

I know how to load a specific terminal profile as well as loading a config file that the terminal reads, but every time I try to set the title and save the config file, it still returns to the ...
481
votes
3answers
95k views

What is the exact difference between a 'terminal', a 'shell', a 'tty' and a 'console'?

I think these terms almost refer to the same thing, when used loosely: terminal shell tty console What exactly does each of these terms refer to?
56
votes
7answers
3k views

How safe is it to cat an arbitrary file?

Sometimes when I cat a binary file by mistake, my terminal gets garbled up. Nothing a quick reset can't fix, but couldn't an attacker theoretically create a file that, when displayed on a terminal, ...
0
votes
1answer
726 views

Change size of pantheon terminal

I haven't found any settings with regard to terminal size and I hate to keep resizing every time I want to use it. How can I change the size of the terminal?
2
votes
1answer
77 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 ...
7
votes
1answer
582 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 ...
3
votes
2answers
2k views

How to change the width of remote serial console?

I followed this tutorial and now I'm able to connect to serial line. Now I want to change the width of terminal. How can I do this by using screen or minicom or something else?
-1
votes
1answer
166 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?