The character based display-interface between human and computer.

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6
votes
2answers
2k views

Detect if running in a virtual terminal?

I'd like to autologin to tty1 on login and then use vlock to lock it. How can I detect from Bash if the current terminal is a console virtual terminal (e.g. tty1), so that I can put the vlock line ...
7
votes
1answer
4k views

Read what is written to /dev/tty*

How can I read what is written to /dev/tty*(* = 0 - number of tty)? I tried sudo tail -f /dev/tty1 on one terminal(X) and then sudo cp .emacs /dev/tty1 from another. X didn't show the the content of ...
2
votes
3answers
466 views

RHEL - shutdown a locked out system

I have a RHEL system which is locked out. I don't have the password of the system. If am able to shut it down or properly restart it, I can edit the kernel to have single mode and then reset the ...
2
votes
2answers
1k views

How can I replace a tty using getty with qingy on ubuntu 12.04 or later?

Qingy is a getty replacement. I'd like to use it for a tty terminal on Linux Mint 15 (in hopes of getting tmux to get proper 256 colors in tty which fails with fbterm) which means replacing getty. ...
3
votes
1answer
637 views

Boot graphical application straight from Linux bootup (without verbose boot messages and desktop)

Is it possible to boot from minimum Linux core(Linux/Android) to an application (preferably created in interchangeable platform languages such as C# – Mono / GTK / Java / C) without any verbose ...
1
vote
0answers
41 views

How to get 256 color support in a login shell TTY? [duplicate]

I want to experiment with a fully text-based environment, however, the only thing that is stopping me - is getting 256 colors so my Vim color schemes could work perfectly. When I enter a TTY by ...
1
vote
2answers
937 views

What stream does perf use?

What stream does the perf command use!? I've been trying to capture it with (perf stat -x, -ecache-misses ./a.out>/dev/null) 2> results following http://stackoverflow.com/q/13232889/50305, ...
2
votes
1answer
722 views

Is many consoles in securetty file a risk?

I got a problem So I expect you can give me an answer. I have to evaluate the security of a RedHat server. The idea is review the /etc/securetty file to ensure that only the console tty is listed. But ...
2
votes
2answers
246 views

Looking for a GUI application to enter linux commands

I am looking for a GUI console where I can enter Linux commands in an entry widget and the result will be output in a text area widget. Is there is such software available? Something like this: In ...
1
vote
1answer
254 views

Clearing the “old” scrollback buffer

This might seem to be a duplicate question but it isn't. I know that I can use printf "\033f" to clear the scrollback buffer of the "current" session but that doesn't work for old sessions. My ...
1
vote
1answer
63 views

Emacs - Strange Whitespace

(I posted this same general question here on StackOverflow thinking it had something to do with my emacs configuration, but after following a comment there, I think it is exclusive to urxvt) My ...
0
votes
0answers
95 views

Customizing console appearance [duplicate]

I recently made this thread about disabling the lightdm auto start. I got the solution I wanted, but some things are really unpleasant. For example when using ls directories are colored dark blue ...
4
votes
1answer
11k views

Change the number of rows and columns in the TTY [duplicate]

I want to resize the terminal which comes up when you press CtrlAltF1 (or F2,F3,...). 25x80 is small for a 24" screen. Tried using stty, but the commands stty columns 200 and stty rows 50 does not ...
3
votes
1answer
730 views

TERM=(linux|xterm) vi in an xterm or the AAABBBBBBCCDDD-problem

Usually when I want to run vim in a desktop konsole session, I make sure the TERM variable is set to linux as the arrow keys don't work in insert mode with TERM=xterm. They show capital A..D instead ...
3
votes
3answers
1k views

netcat doesn't work as expected when detached from console with nohup (Ubuntu/Debian 64bit)

I'm trying to leave netcat running and close the ssh session (even stop the ssh daemon). But it then exits before all of the data is written. I'm testing in a non-ssh (local) console: nohup nc -l -p ...
1
vote
0answers
445 views

why cannot read /dev/console after reboot AIX

I use < /dev/console when running Micro-Focus cobol programs in background cron jobs instead of < /dev/null because then we don't get an warning about the input file not supporting ioctl. The ...
2
votes
1answer
190 views

console displaying quote character from gcc wongly

After an upgrade to debian wheezy my text consoles displays questions marks where there should be quotes Under X I see things correctly window.cpp:1056:21: error: base operand of ‘->’ is not a ...
3
votes
1answer
788 views

Loadkeys gives permission denied for normal user

I am trying to perform loadkeys operation. For normal user, I am getting permission denied error. the error is as follows. <tim@testps>~% loadkeys mykeys Loading /usr/tim/mykeys Keymap 0: ...
3
votes
2answers
221 views

Multi-function CapsLock without X

I would like to remap CapsLock to Esc when pressed by itself and Ctrl when pressed with another key without using X. This is similar to a previous question ( Remap CapsLock to Escape and Control ...
5
votes
1answer
402 views

Linux VT Emacs in tmux, breaks color and cursor

TERM is set to screen. I tried with screen-256color, but then the colors went really nuts. I also tried xterm, linux, and some others (that I could think of, not really thinking) but screen is the ...
4
votes
1answer
63 views

Whether monitor is off without appealing to X or /proc

How can I know whether the monitor is on or off if X is not running, and without appealing to /proc/acpi/video? The latter isn't available from my kernel. If X is running it's just a matter of $ ...
4
votes
1answer
647 views

Switch to TTYs without Function keys

At the moment I have a keyboard which lacks function keys (F1 through F12), and I was wondering - is there a way I could switch to textual TTYs (and back, which might prove to be a problem if I were ...
3
votes
0answers
209 views

Getty not starting in qemu

I'm trying to get running an ARM based Debian inside qemu. As a rootfs I'm using structure from embeddedarm 2gb sdcard image with versatile 2.6.24 kernel downloaded from fedora qemu tutorial site. At ...
16
votes
6answers
23k views

How can I page up or down in tmux with Terminal.app?

I have tmux installed. But I can not scroll up or down. I.e. as soon as I tmux I get only a portion of the screen and can not scroll up. crtl-b + Page Up does not work since I am in Mac and I can not ...
8
votes
1answer
283 views

How do I prevent system information from being displayed on a terminal?

I'm working on a curses GUI that is supposed to start up automatically on boot-up in the default linux terminal (I have no X server installed). I have this working great, but I have a problem where ...
15
votes
1answer
6k views

Fix terminal after displaying a binary file

I'd tried command cat with an executable file: cat /bin/ls Now I can't read any word in this terminal (Linux console). How can I fix it?
3
votes
1answer
4k views

open /dev/fb0: No such device

I installed fbi framebuffer to view images on TTY terminals (outside X). When I do: fbi image.jpg it outputs the following error: open /dev/fb0 no such device Yet when I run ls /dev/fb*, I ...
6
votes
5answers
581 views

Is it possible to view media on the console?

I know the console (outside X11, e.g. /dev/tty1) works in text-mode, but I think if it is possible to play music using programs like cvlc and mplayer, it should be possible to view pictures and watch ...
1
vote
1answer
148 views

Can I run xvfb on a console-only debian system?

I need to be able to run firefox on a console-only debian system, and I want to run it using xvfb. The command I have been using to run it on my regular debian system is: $ xvfb-run firefox & ...
-3
votes
1answer
53 views

how do I save my buffer in vi without exiting?

how do I save my buffer in vi without exiting? .
2
votes
2answers
531 views

incorrect lines display in ssh console

I have problem with my console drawing lines. The problem is when I connect through ssh to server everything draws ok. But when I use up arrow key to show last used commands it often leaves few ...
1
vote
1answer
3k views

Installing video driver on Arch Linux

I have Arch Linux installed in console mode on an Intel-PC machine. My task is to write and run an OpenGL display program on the machine to check whether it meets the following conditions: It would ...
2
votes
1answer
57 views

mysql console, keeps outputting garbled text if 'b' key is pressed

mysql -u username -p mysql> Now in the console whenever I press the b key the screen goes berserk with garbled text: Google doesn't help here. Edit: using ubuntu 12.10 with xterm or the ...
6
votes
3answers
6k views

How do I change the screen font size when using a virtual terminal

Using LDXE and Ubuntu, I can log into a virtual terminal via Ctrl+Alt+F1. The text is far too small. How do I change the screen resolution to get a larger font?
3
votes
2answers
573 views

Clipboard sharing between the host OS and a virtual console of a VirtualBox linux guest

I have a CentOS guest OS running without X11. Is there anyway I can paste text from the host clipboard into the virtual terminals or highlight text in the vt via the console mouse daemon and paste it ...
2
votes
2answers
1k views

How to find files with a certain subpath?

I need to find all xml-files that are placed in folders named config. Also config must be somewhere under a folder named trunk. For example, I am interested in all files like below: ...
2
votes
2answers
10k views

How to set default console keyboard layout in Arch Linux?

Whenever I reboot my computer I have to set the keyboard layout in a console again with loadkeys. Is there a way to change the default keyboard layout that is loaded everytime the computer boots?
5
votes
1answer
515 views

Locking console input without screen blanking

I'm looking for a method to lock/disable keyboard input into a text console (tty, no xorg) without blanking the screen. I would like to be able to monitor the on-screen progress of a long-running ...
1
vote
1answer
150 views

Scrambled Xen Console on dom0

I installed Xen using the recommended procedure on Ubuntu's site using motherboard Supermicro X7SBL-LN2 and Ubuntu 13.04 amd64. After the installing it and rebooting my console looks like this: ...
5
votes
2answers
336 views

Fully Disable PrntScr Key

I recently came across a Linux feature I have never seen before, where pressing the PrntScr button on the keyboard prints a physical piece of paper with the contents of my console. I really need to ...
5
votes
2answers
4k views

Change colors in console/virtual terminal

Is there a way to alter all the available colors in console / virtual terminal? By console, I mean what you get after pressing CTRL + ALT + F1 and not anything like xterm or urxvt. So, I guess that ...
0
votes
1answer
110 views

Virtual TTY jumps to the next on launching from the Openbox menu

When I launch a terminal from my Openbox menu my virtual terminal TTY jumps to the next CtrlAltF12 slot. It seems that this problem appeared after I wanted some more than 7 TTYs and added some to ...
1
vote
3answers
4k views

RHEL:Change Screen Resolution of Virtual Console

I am working on a RHEL 6.3 Workstation. And the monitor is a HD AOC Monitor. Problem I am facing is whenever this machine starts up, it runs with maximum screen resolution. It is a big screen and ...
1
vote
0answers
187 views

vi hangs when run in /dev/console under LXC

I'm running an Arch Linux container from within lxc. The lxc-start command connects to the internal /dev/console, on which I have agetty running using the following command: /sbin/agetty --noclear -a ...
2
votes
1answer
500 views

open() console for default file descriptors

I'm reading a shell program implementation in C ( the xv6 shell from MIT's 6.828 Operating System Engineering course ). The main() function for this shell starts with the following code: //Assumes ...
2
votes
2answers
1k views

Console font - how to show accents?

Arch linux on VirtualBox. My problem is the console (not X) does not show accents like "á ã ç". The problem is showing, not typing. I have a text file with these accents and when I use "cat" the ...
0
votes
1answer
276 views

Move terminal emulator process from xorg to tty? [duplicate]

Is it possible (and if so, how?) to move a process from a terminal emulator running in X to a different virtual terminal, so that I can restart the X server without killing the process running in the ...
2
votes
1answer
519 views

Non-graphical tty's not stretching full screensize

on tty7 (graphical environment) nothing's wrong, I can enjoy the whole pixels of my screen which is the main thing. But here's something a bit annoying, when I switch on terminals from 1 to 6, the ...
2
votes
1answer
4k views

Using screen to connect to Cisco console

I am trying to configure a Cisco (small business 300) via serial port. I read here: http://www.commandlinefu.com/commands/view/6130/use-screen-as-a-terminal-emulator-to-connect-to-serial-consoles ...
2
votes
3answers
884 views

Insert Unicode Characters at Console Login

My password contains "special" characters like ü. How can I login at the console (no X running) when the default keyboard layout does not provide these characters? Or, differently put: how can I ...