The character based display-interface between human and computer.

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60
votes
2answers
45k views

Linux: Difference between /dev/console , /dev/tty and /dev/tty0

On a Linux system, what is the difference between /dev/console , /dev/tty and /dev/tty0 ? What is their respective use? How do they compare?
5
votes
2answers
2k views

Why are there so many virtual terminal devices?

I've been reading the Advanced Linux Programming book and it mentions about virtual terminals which, if I understood it correctly, it is a Linux-specific feature (not in Unix) to allow multiple login ...
2
votes
2answers
1k views

How to switch from TTY to KDE in Oracle Linux

I had installed Oracle Linux. While installing I had selected KDE for the desktop. After finishing I assumed that I could login to KDE Desktop, but I got a TTY. It asked for login and I gave root ...
7
votes
0answers
710 views

How do I let an SDL app (not running as root) use the console

I want to use an SDL-based program to display graphics on the console, without having to log on from the console, and without running the program as root. For example, I want to be able to run it via ...
10
votes
1answer
3k views

Adjusting keyboard sensitivity in a command line terminal?

When using a tty login shell by entering Ctrl-Alt-F1 from an Ubuntu 12.04 install on a laptop the keyboard seems overly sensitive and if my finger lingers for a moment on a button I end up with ...
3
votes
1answer
195 views

Graphical console applications in Emacs

I am having trouble running htop within an ansi-term in Emacs 24.2. It looks like some of the control characters are not interpreted correctly. I thought ansi-term was capable of handling font ...
1
vote
0answers
682 views

Debian Console Font with Nvidia Drivers?

On my Debian Squeeze (6.x) installation my system had a nice small login shell font (terminus??) but after installing the nvidia drivers for my machine it boots up using a very chunky font (on a 24 ...
2
votes
1answer
341 views

Add echo command to /etc/profile to disable screen blanking

I am considering adding the following echo command to /etc/profile echo -e ‘\033[9;0]\033[14;0]’ The system in question does not have setterm command available and is just running text console. ...
4
votes
2answers
7k views

Setting console font in vconsole.conf does not work (systemd)

I am trying to set a different default console font for my new Arch Linux installation (using systemd). I set up my vconsole.conf in /etc as so: KEYMAP=us FONT=Lat2-Terminus16 I rebooted and saw ...
1
vote
1answer
698 views

Login other bash ttys after logging in to one

Is there a way to login certain (or all) ttys after logging into one? I don't want auto-login because I still want to login once (for security). I've looked into things like "screen" but they are ...
12
votes
1answer
4k views

How to get fewer ttys with Systemd?

In the old days I just modified /etc/inittab. Now, with systemd, it seems to start tty[1-6] automatically, how should I disable tty[4-6]? Looks like there's only one systemd service file, and it use ...
7
votes
3answers
8k views

How to change cursor shape, color, and blinkrate of Linux Console?

I know I can change some fundamental settings of the Linux console, things like fonts, for instance, with dpkg-reconfigure console-setup. But I'd like to change things like blinkrate, color, and ...
4
votes
1answer
1k views

Configure kbd and immediately profit of the changes without rebooting

I want to disable consoleblank and activates console clock vcstime which are obviously managed by kbd on my Debian 6. So I've changed the following in /etc/kbd/config file: POWERDOWN_TIME=1 ...
3
votes
1answer
501 views

Preserve scroll on Linux console switch [duplicate]

Possible Duplicate: How do I ensure that a terminal remains scrollable? I've configured really sweet keystrokes for switching between, and scrolling in, a tty (the Linux console). But, as ...
3
votes
3answers
557 views

How to undo in spreadsheet calculator sc?

spreadsheet calculator sc is a very old console-based program. It does what the name says. I cannot find how to undo an operation in its man page. I currently use it together with RCS, ie. manually ...
2
votes
4answers
351 views

change to text console using ssh

I'm connecting to target computer through SSH from command line. Target computer is running Gnome. I need to be able to tell the target computer to change its desktop to a fullscreen text console ...
5
votes
2answers
1k views

Can I start my main desktop graphical session remotely?

So my workstation at work got rebooted and I'm currently not logged in physically there with a graphical session. I have ssh access to it, and I can start a new X windows session and use my graphical ...
3
votes
1answer
451 views

What tool can preview console font?

I don't know about the console font format, for a normal truetype font, I could use gnome-font-viewer to preview it, but what about console font? If I don't switch back to another tty, and use setfont ...
10
votes
1answer
733 views

Redirect linux console on boot

Is it possible on boot to redirect the console output to a screen session? The server has no monitor attached, and I'd like to be able to see the primary console output. I've seen other posts about ...
2
votes
1answer
2k views

Show current “setterm” values/settings

I know that setterm can be used to adjust parameters such as screen blanking time on a virtual console. How can I show the current setterm settings/values for all parameters?
2
votes
2answers
1k views

Is there a way to view the console output instead of boot logo, while my RHEL 6.2 machine boots up?

My company provided laptop has RHEL6.2, with lot of programs to start up automatically, which makes the boot up process slow. While the machine boots up, there is the boring RHEL logo on the screen ...
6
votes
1answer
3k views

Cannot switch to TTYs or back

I just upgraded to Mint 13 - KDE x64 I am unable to switch to ttys by using the CtrlAltF1 .. F6 keys. The gettys are running and I can switch to the terminals with the sudo chvt 1 command. I have ...
7
votes
2answers
29k views

Can I change the font of terminal?

I have a Un*x OS installed without desktop, I wonder if it is possible to change the font of terminal.
7
votes
1answer
2k views

Tmux output is slower when vertical splits exist: why?

When I use Tmux and split the window into panes, I notice that programs are quite a bit slower to print out lines of text when there is vertical split (two panes side by side) than when there is a ...
1
vote
0answers
99 views

Change terminal resolution on Whiite (Wii Linux)

Is there a way to change the terminal resolution in Whiite (Linux for Wii)? All the answers I can find suggest editing grub configuration, but Whiite uses a custom bootloader instead of grub.
2
votes
1answer
189 views

Virtual terminal switched when USB mouse plugged in Linux

Our machine runs a modified RedHat 9 (Kernel Linux 2.6.20-1.21, GNOME 2.10.0). When USB mouse is plugged in, the X Window will always switch out, we have to switch back by Alt + F7. There is no such ...
7
votes
3answers
1k views

Construct a command by putting a string into a tty

I managed to do this echo -n "command" > /dev/tty1 The letters appear, and the cursor moves, but they are "ghosts" - if you hit enter, nothing happens (they are not in stdin). Edit: In the ...
3
votes
3answers
2k views

How do I restore my console default font, and why has it changed?

I'm using Lubuntu 11.10, and I use my console a lot. Today I discovered that its font was changed; specifically, this screen is from yesterday: and this is from today: First of all, any idea of ...
3
votes
2answers
502 views

Print console colors

Wrote a bash function to display the console colors. But, it seems some of the colors are not possible to show that way! (?) Also, note the strange "bright black"! (Note: The below screendump is of ...
5
votes
1answer
2k views

Send a command from the console to a running X server

Is it possible to send a command from the console, say tty1, to the terminal currently occupied with X (in my case tty7 as I use Debian), to tell for example mplayer to play a movie? Edit - made a ...
4
votes
2answers
347 views

How to safely shutdown computer during boot sequence?

Due to a bug my computer has stopped in the middle of the boot sequence, just waiting. If I type anything, it prints stuff like ^[[B. I do not want to damage the files on the computer by pressing the ...
0
votes
1answer
436 views

wget images with certain path

im looking to only grab images from a document with a certain path for example domain.com/uploads/287167/file_name.jpg only grab those with the uploads/number/filename im currently doing it this ...
4
votes
0answers
401 views

Setting Framebuffer splash resolution when exiting X

I installed a copy of BackTrack 5 R2 (Ubuntu 10.04) to my HDD and dual-booted with Windows 7. After a bit of tweaking I set about updating the native Intel drivers because it was only allowing me to ...
7
votes
3answers
3k views

Shutdown from login prompt in tty

Suppose I boot a Linux machine without GUI. When it displays a tty login prompt, can I shutdown the machine with a keyboard sequence? Of course I could type in my username and password and then sudo ...
4
votes
1answer
784 views

Pivot in text mode (no X) (Pivot = rotated 90 degrees)

How to get rotated video in text mode (no X), even during booting sequence ? OS: Linux Graphics card: mostly ATI, but curious about NVida and Intel solutions.
3
votes
1answer
2k views

tty (console): disable monitor

In .xinitrc, I use xrandr --output LVDS1 --off to disable the monitor of my laptop (I always use a projector at school). But, before I log in with xinit, or when I temporary go to the console ...
16
votes
3answers
2k views

Can I configure bash to execute “clear” before every command typed in the console?

I would like to configure bash to execute clear command every time I type some command in the terminal (before executing my command). How can I do that? I'm using Debian Linux.
11
votes
2answers
5k views

How to define a Compose Key in terminal (no desktop environment)?

I would like to define a compose key on my system (Debian Sid "Wheezy"). I have no Xorg (and don't want any desktop environment). Only in terminal. I would like to set it up on my Alt-Gr key (right ...
5
votes
1answer
671 views

Cannot switch to console anymore after using Alt_R as mod4

I'd like to use the right ALT key as 'mod4' (most notably because, by default, the 'awesome' window manager is using mod4 as a modifier for most WM commands and I like that idea a lot). However I've ...
2
votes
1answer
115 views

Make 'CTRL-/' behave the same in vtty and xterm

When I press Ctrl+/ in a graphical terminal (e.g. xterm) I get "undo". However, in a virtual terminal (e.g. Ctrl+Alt+F1) I get "backspace". In practice I run into this when I'm using emacs in a ...
7
votes
2answers
685 views

How to map a console keyboard layout to a X keyboard layout in Linux

In my distribution (Slackware 13.37), the console keyboard layout is chosen among some of those available in /usr/share/kbd/keymaps ' sub directories, coming from the kbd package. Under X instead ...
2
votes
2answers
1k views

Cannot scroll terminal in Fedora CLI

I work on Fedora 17 entirely in CLI (or TUI) and I do not have a mouse. If I output something that is long I cannot scroll the lines. I tried Ctr+Up, Ctr+Shift+Up, Ctrl+A as some sites suggest but ...
3
votes
1answer
813 views

How to increase the speed of a text console (kernel mode setting)?

On a Fedora 17 system (i915 hardware) KMS works out of the box - and using the console (i.e. Ctrl+Alt+F2 etc.) is very framebuffer-like. To the point that scrolling through a man page or cat log-files ...
5
votes
2answers
1k views

Preventing access to TTY when X is killed

Assume I start an X server manually from a virtual console /dev/tty1 with xinit or startx, with the line id:3:initdefault: set in /etc/inittab. The X server gets run and put on another virtual ...
5
votes
1answer
472 views

Console ScreenSaver without X11

I'm trying to setup a very slimmed down console only Debian system to act as a simple slideshow photo display. I know that it is possible to show graphics (I guess using the framebuffer) in the ...
5
votes
2answers
1k views

How can one switch to ttyX in virtualbox?

I run VirtualBox in Linux , running CentOS in it , and I can't switch to ttyX in the CentOS since I'll go to the ttyX in my Linux. Any solutions ?
2
votes
1answer
409 views

Ctrl-Alt-F1 to F6 work differently for left and right sides of the keyboard

If I want to log in to the traditional text shell, I can only use the right side control and alt keys, the left side ones will do nothing. Once I switch to another shell, I now have to use the left ...
6
votes
3answers
3k views

How to log to file and to console

I know that I can log to file by adding > log.txt to the end of a command but how can I log to file AND to console?
1
vote
2answers
164 views

Saving files on lost focus in Vim

I have been trying to setup the shell version of vim to save any changed files when the shell window loses focus. Following these instructions does not work. Even though I am using OS X, I figure ...
4
votes
1answer
885 views

Disabling or changing console switching keys

For some reasons on my Ubuntu 11.04 Natty running Linux 2.6.38-13, with an Italian layout for the keyboard, the keystrokes AltFx switch between virtual consoles (instead of the normal CtrlAltFx ...