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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7
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4answers
567 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 ...
64
votes
4answers
7k 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
188 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
182 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
668 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
419 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
90 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
66 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
30 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
3answers
1k 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
3k 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
1k 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 ...
2
votes
1answer
414 views

How to set the tab name to an alias hostname of the remote host I'm connected to?

As you might know, by default, the hostname of an AWS instance is something like ip-12-34-56-78.us-west-2.compute.internal, so when I ssh to this host, the tab name is changed to root@ip-12-34-56-78 ...
0
votes
0answers
422 views

set the default keyboard type to ascii mode

I am running CentOS 6.5 and I am having problems setting the default keyboard mode to ascii for the virtual terminals. Currently, only the system console defaults to ascii mode, but if I log in to an ...
1
vote
1answer
163 views

How to make vi working in single-user-mode?

When booting FreeBSD (I use 8.4-amd64) in single-user mode, mounting root filesystem in RW mode and trying to vi some text file, I get all of this file contents in one line. This makes vi unavailing ...
2
votes
0answers
48 views

A terminal that is always scrollable or forever like less?

I'm currently using #!Waldorf, but have used Manjaro, Mint, Ubunto, Fedora, etc. Is there a way to make my terminal always behave like it's passed to less but without the (END) "feature" that ...
0
votes
0answers
63 views

Is there way to close Guake tab by center click?

I want to close Guake's tab by mouse wheel click. As far as I see there is no configuration for it. Is there a way to do it? For example by configuring with a ~/.guakerc file or so.
12
votes
2answers
1k views

How to terminate remotely called “tail -f” when connection is closed?

I just noticed that if I execute ssh user@remote_host tail -f /some/file , then tail -f /some/file keeps running on the remote_host even if ssh connection is closed! So, after several connects and ...
4
votes
1answer
7k views

set gnome terminal background/text color from bash script

I would like to setup my gnome terminal's background(#002b36) and foreground color in ubuntu 13, using bash script. I tried gconftool but couldn't succeed. GCONFTOOL-2(1) User ...
1
vote
1answer
481 views

Why CTRL+L in Terminal won't clear screen like cls in Powershell

I compared the CTRL+L in the Linux Debian terminal and the cls in Powershell. When I pressed CTRL+L, it doesn't really clear the screen, it just prints newlines a few times. But when I type cls in ...
1
vote
2answers
70 views

How do I get the shell on the screen?

I'm completely new to Linux. I've googled but I can't find the keyboard shortcut command for this anywhere. I tried Ctrl-Alt-F3 from the graphical desktop, but it takes me to a login screen. Back on ...
1
vote
2answers
104 views

grep a keyword from Mplayer output and send the rest to file

I am using mplayer. I want to send everything to a log file (/tmp/server.log), but I want the Volume output to be written to the terminal. I have seen that there is a way to split the output with tee, ...
2
votes
2answers
72 views

What is bitwise.c~? [duplicate]

I am new to Linux Debian and I am trying to made a program to experiment bitwise operators. The name of the program is bitwise.c Before compiling the program, I decided to look at the directory just ...
3
votes
1answer
113 views

How does SSH display the message “The authenticity of host .. can't be established”?

I wanted to trace down the system call used by ssh to output this warning message: > ssh root@abcde The authenticity of host .. can't be established. If the message were sent to stderr or ...
1
vote
4answers
142 views

How to set the process won't be terminated when the terminal stops

[Edit] Make it simple. I invoked java xxx... on Machine A using putty to connect from Machine B. However I cannot reach Machine B. How can I connect Machine A from Machine C to set the running ...
3
votes
4answers
1k views

Keeping a process running on server even SSH is closed [duplicate]

I am running long program on server, which is basically Jar file of java program. I want to keep this program running even if SSH terminal is closed, how I can keep this program running on server?
0
votes
1answer
520 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?
3
votes
1answer
158 views

Crontab suspicious activity

I tried using crontab -l from my terminal as root, it showed no crontab for root. So I tried crontab -e, it returns the following no crontab for root - using an empty one 888 and then the ...
1
vote
2answers
470 views

Pull Metadata from a video in the terminal

I am writing a bash script that I want to echo out metadata (length, resolution etc.) of a set of videos (mp4) into a file. Is there a simple way to get this information from a MP4 file?
3
votes
3answers
192 views

How to read over 4k input without new lines on a terminal?

So I have a lot of data WITHOUT NEW LINES on the clipboard (it's a large SVG file on one line). I went $ cat >file.svg then tried to paste (in Gnome Terminal), but only the first 4kB characters ...
1
vote
1answer
106 views

Meaning of entries in /etc/securetty?

I've been given a set of entries to apply to /etc/securetty, what does each of them mean? console tty1cd / tty2 tty3 tty4 tty5 tty6 ttyS0 ttyS1 I'm especially interested in the "tty1cd /" entry. I ...
2
votes
1answer
206 views

bash not reading $TERMINFO on login (over SSH)

I have a OpenVZ Fedora 20 VPS that when I SSH into, my termcap file stored in $XDG_DATA_HOME/terminfo/x/xterm-termite, isn't being read, despite having TERMINFO=$XDG_DATA_HOME/terminfo set. If I ...
0
votes
1answer
185 views

Search for pattern across multiple files and replace a sub-part in all occurences

I am helping a friend with her thesis written in LaTeX and I need a quick solution for a "search and replace". Using a terminal in Linux, how can I find the following pattern: \caption{*\cite{*}} ...
-1
votes
2answers
162 views

Linux Terminal SSH Username Change

I want to connect via ssh to my Ubuntu server from my Linux PC. Xterm uses my Linux PC username for the login. I've another username on the server. It's not the same name like on my Linux PC. How can ...
0
votes
0answers
32 views

terminal text editor with Windows like hotkeys [duplicate]

As a Windows user (please forgive me) interacting with GNU\Linux through SSH I am looking for a terminal-based text editor that has similar hot keys to most Windows text editors which I have grown ...
13
votes
2answers
13k views

How to display `top` results sorted by memory usage in real time?

How can I display the top results in my terminal in real time so that the list is sorted by memory usage?
0
votes
1answer
73 views

Is it possible to `tail -f /dev/vcs`?

I would like to get a continuous stream of output from the virtual terminal. Is that possible? If not, why is tail -f not working here?
11
votes
3answers
2k views

Why is the unit separator (ASCII 31) invisible in terminal output?

The unit separator ASCII character (ASCII 31, octal 37), is visible in Vim as a ^_. But if I print the same file to the terminal, the character is invisible. This causes the fields on a line to get ...
0
votes
0answers
90 views

Schemes for linux tty and xterm

I actually prefer the font and colorscheme used when I'm in a tty terminal. After I start up a window manager, the colorscheme and font are completely different when I'm in xterm -- which is expected. ...
3
votes
4answers
136 views

is there a pastebin service that supports terminal escape sequences?

Is there a pastebin service that supports colors? I understand some of them have syntax hilighting, but I'd like to do arbitrary coloring, preferably using the terminal escape sequences. Example, i'd ...
0
votes
2answers
8k views

conio.h file missing error [closed]

I want to execute a .cpp file while contains the #include <conio.h> header file, but while executing I'm getting the following error: "program.cpp:4:20: fatal error: conio.h: No such file or ...
-1
votes
4answers
3k views

Arch Linux terminal not starting

I just installed Arch Linux following a video tutorial from youtube for the first time. However, when I try starting the GNOME terminal it won't start. It will say Terminal at the top of my screen for ...
3
votes
3answers
125 views

stout can not append to large files

I have Ubuntu 13.10. I have a keylogger to help me remember what I did. Running keylogger prints output to the terminal when I run it like this: keylogger I added it to startup like this: ...
6
votes
2answers
162 views

Copy a long single-line text from a terminal with undesired change-line

locate ... | less outputs a long path, which is shown as several lines in the terminal, although it is actually a single line. I copy the path from the terminal by selecting the text with mouse and ...
1
vote
3answers
157 views

Remove multiline text with special chars from all files in a folder

I have multi-line text with special characters (i.e. //*(): etc) looking like following in multiple files in a folder that I'm trying to remove. Tried all different solutions using sed and awk but ...
2
votes
2answers
87 views

How to format textutil -excludedelements

I use Geektool on the Mac to display various information on my desktop. One feature of Geektoool is the ability to use shell mode to launch custom scripts or commands. I am not versed in any type of ...
0
votes
0answers
114 views

Apt-get Command not found for OpenDaylight

I am using OpenDaylight Ubuntu Mininet, when I want to do a sudo apt-get install it tells me Sudo: apt-get: command not found Here is the official code. [mininet@opendaylight ~]\>sudo apt-get ...
0
votes
3answers
221 views

Open a terminal with a login prompt [closed]

I want to open a terminal (xterm, gnome-terminal, tilda, whatever) and have it prompt for a username and password to login as. I thought this would be simple but all my Google results are polluted ...
2
votes
2answers
429 views

Getting 256 colors to work in terminal multiplexer

tmux I followed Getting 256 colors to work in tmux: I have alias tmux='TERM=xterm-256color tmux' in ~/.bashrc and also set-option -g default-terminal "screen-256color" in ~/.tmux.conf In konsole: ...
1
vote
1answer
757 views

Terminal, Prompt changed to “-Bash-4.2” and colors lost

Usually my terminal prompt was username place$ now it only shows bash-4.2$ and all the color settings have been lost (on the terminal profile I have the same color scheme, but it just don't show ...