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
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5answers
272 views

sort order explanation

Giving a lot of files, sort -n gives me this result: f1.txt f10.txt f2.txt which doesn't seem right to me. What is the explanation? Can I get this by default: f1.txt f2.txt f10.txt
4
votes
2answers
963 views

Is there something like a lorem ipsum generator?

Is there something like a 'lorem ipsum generator'? I know it exists in Latex, and even in LibreOffice, but I'm looking for a terminal command. I would like to type something like loremipsum 10 ...
0
votes
1answer
36 views

How can I disable auto scrolling in gnome terminal?

When I enter a command with a long output such as locate linux, the output is too long to show on the current terminal screen, and so the terminal will scroll right to the end of the output. How can I ...
0
votes
1answer
41 views

Remote terminal application

Does anyone know if there exist an application which allows admin run other apps in kind of desktop environment. What i mean is a kind of VNC application which only gives user the terminal console, ...
0
votes
2answers
65 views

Tilde on unix:hpux and / or solaris

On Linux press F9 return a correct ~ On unix(solaris or hpux) return 0~ How to set correct tilde on those systems?
70
votes
3answers
7k views

Watch YouTube videos in terminal

Like the title says it, I'm looking for a way to watch YouTube videos in terminal (not in a browser or another window, but right there, in any bash session). Is there a simple way to do this? I ...
16
votes
3answers
8k views

tmux, TERM and 256 colours support

Introduction My question arises from the necessity of understanding why I have now (after multiple trials) Terminal and tmux supporting 256 colours and tput colors telling me there are only 8 of ...
0
votes
1answer
38 views

Change the way folders are displayed in terminal [duplicate]

I moved over from Xubuntu to Fedora. In a colored Xubuntu terminal the folders appear in bold blue wheras in Fedora they appear as normal blue. I'm familiar with ANSI codes for colors and style but ...
0
votes
1answer
26 views

Nano Editor over Screen in Terminal isn't fullscreen

When I connect to a device using Screen in terminal, if I open Nano text-editor it only takes up a fraction of the screen. How do I make it fullscreen?
5
votes
2answers
8k views

How do I get Ctrl + Alt + t to launch ther terminal in Linux Mint 13 MATE?

Pressing Ctrl + Alt + t seems to do nothing on my Linux Mint 13 MATE. How can I set this shortcut to launch a terminal window? As a detail, it seems the terminal is mate-terminal rather than ...
2
votes
1answer
49 views

Monitor and alert user when stty settings change?

A particularly large (~10^6 LOC) program causes my stty settings to change from echo ixon icanon to -echo -ixon -icanon and I would like to find the function in this massive program that causes this ...
0
votes
0answers
33 views

Broken prompt writes from the wrong position and overwrites text

From time to time, when I SSH from my Android device to my home Linux server my terminal randomly start overwriting text that was previously outputted. I am using JuiceSSH as my SSH client, and I've ...
1
vote
1answer
58 views

Read a character from an x-y coordinate on the screen

Is there a way in bash to read a character from an x-y coordinate on the screen? This command would be something similar to cget 12 30 which would return the character at the 12th row and 30th ...
11
votes
3answers
872 views

Terminal vs bash? [duplicate]

I'm on a Mac but I think this is generally Unix-applicable. I'm in the process of learning shell scripting and there's something I seem to be missing. When I'm in the ordinary terminal, I can use ...
0
votes
0answers
45 views

Create an alias using Command, Option, Control, or Fn key as part of the input

How can we map these keys into part of an alias or custom shortcut within the terminal? Is it the key codes that must be used or is there another way?
9
votes
4answers
7k views

How can I hook on to one terminal's output from another terminal?

I need to hook onto output of currently running terminal (tty1) from virtual terminal and capture it (running X server). I'm pretty sure such a thing is possible by simpler means than debugging ...
10
votes
5answers
2k views

Terminal - copy from CLI without using mouse

While firing commands in CLI, I want to copy the command I just fired or anything I wrote in terminal and paste it somewhere else without using mouse. Like in following picture, I want to copy the ...
15
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.
0
votes
1answer
60 views

Terminal sandbox commands

I was wondering if there's a way to run shell commands that affect only a certain directory and its subdirectories. I'm using PHP and I want to make an app that allows the user to execute shell ...
0
votes
2answers
45 views

Turn off mail notification in terminal

I'm running some cron jobs on my machine and every time I fire up a terminal session I'm getting a 'You have mail' message (the job produces output on success which gets mailed to me). Any way to ...
20
votes
6answers
11k views

Removing control chars (including console codes / colours) from script output

I can use the "script" command to record an interactive session at the command line. However, this includes all control characters and colour codes. I can remove control characters (like backspace) ...
0
votes
1answer
117 views

How do I grep on a live log (stdout)?

I'm not sure if that what stdout is, but that's what I think. What I want to do is filter out a certain log message when running an executable. I tried this: Executable 2>&1 /dev/null | ...
10
votes
6answers
5k views

How can I open a new terminal in the same directory of the last used one from a window manager keybind?

I'm using a tiling window manager and I switched from gnome-terminal with multiple tabs to multiple urxvt instances managed by the window manager. One of the features I miss is the ability to open a ...
13
votes
1answer
2k views

What protocol/standard is used by terminals?

I was wondering how the "GUI" of a command line application is communicated over a network. Most of the time, it's quite simple (plain text / input) but sometimes it's more complex (aptitude). Is it ...
14
votes
3answers
13k views

What is stored in /dev/pts files and can we open them?

According to my knowledge, /dev/pts files are created for ssh or telnet sessions.
1
vote
1answer
141 views

Is it possible to open a terminal with specified tty/pty

(I am using Ubuntu.) In my understanding tty is just a kind of port. You input something and it should output something. And a terminal (emulator) is a software handle those input and output. ...
0
votes
0answers
40 views

wrong MC colors when launched via xterm -e mc

I use ini-customized color theme in Midnight Commander 4.8. [Colors] base_color=linux:normal=cyan,rgb002:input=white,cyan:inputunchanged=black,cyan:dhotnormal=red When I launch xterm and then ...
2
votes
2answers
253 views

tmux: shared session, one user in a pane, another in another pane, two different cursors

I've decided to try tmux: have been reading the docs and googling around, trying to find a way to have two users sharing a session, each with a different cursor. However, giving 777 permissions to ...
0
votes
2answers
179 views

Running a program (command) on terminal after login screen in Ubuntu 14.04

NOTE :- This is not a duplicate question. I have searched about 100 times on this site and several others including Ubuntuforums,askubuntu and stackoverflow. I couldn't get my work done. OBJECTIVE :- ...
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vote
0answers
59 views

When I use zip, how can I display the overall progress without flooding the command line?

A fixed-length progress bar, a file or byte count, or better yet a timer showing the estimated time remaining would be ideal. zip's standard behavior seems to be to print a line for every file ...
12
votes
2answers
5k views

What's the difference between various $TERM variables?

I tried vt100, vt102, vt220, and xterm by using top. But I can't find their difference. Is there any other term type? What's their difference?
3
votes
1answer
106 views

How do I come by this pty and what can I do with it?

It seems that a simple shell redirect from /dev/ptmx gets me a new pseudo-terminal. $ ls /dev/pts; ls /dev/pts </dev/ptmx 0 1 2 ptmx 0 1 2 3 ptmx It disappears as soon as the process that ...
1
vote
2answers
68 views

Vim colors conflicting with terminal ones

For most vim colorschemes, they appear different than advertised when I open vim in xterm. I've been using xterm-256color and set t_Co=256. A similar thing happens when I use xfce-terminal, but the ...
0
votes
1answer
52 views

Running Linux in text mode - blank diamonds instead of Chinese/Punjabi etc. characters

While in the text mode and using, for example, Chinese/Simplified or India/Punjabi locale I get blank diamond symbols in the console in place of the characters. I am running Xubuntu with ...
1
vote
0answers
26 views

If I cancel when prompted for my Git password, I can no longer see anything I type, until I log back in [duplicate]

Everything still works (typing "exit", for instance, exits), but I can't see anything I type. There's not "funny characters", just nothing. Even re-running git and entering the password properly ...
0
votes
1answer
39 views

Problem connecting with Beagleboard through serial?

I'm trying to connect to a BeagleBoard on Ubuntu using a Serial-to-USB adapter. It is currently being recognized as ttyUSB0 on our system. When I run "screen /dev/ttyUSB0 115200" the output just says ...
3
votes
1answer
1k views

How to change a font/background color in transparent windows?

When you select something, the color of the selection usually changes to the font color, and the font color is being set to backgroud color. So, if you have a black background in a terminal, and the ...
2
votes
1answer
71 views

Can I see remote terminal? [duplicate]

I am running a C program in a Cent OS machine. Now, the lab is locked in this weekend, but I have access to another lab of the institute. I can access the files etc. via SSH from a Mac machine in the ...
80
votes
8answers
37k views

How can I disown a running process and associate it to a new screen shell?

I have a running program on a SSH shell. I want to pause it and be able to unpause its execution when I come back. One way I thought of doing that was to transfer its ownership to a screen shell, ...
1
vote
2answers
63 views

Locked out of my own mac terminal?

So recently, some of my friends had been tampering with my files and data through terminal, so I decided to secure it by doing two things: First, I added the following to my ~/.bash_profile for ALL ...
1
vote
2answers
43 views

'Present' terminal window on shell/executable command?

Currently using Xfce and xfce4-terminal, but suggestions involving other Linux-based systems may still be helpful. I start a longish-running program in a terminal window, then alt-tab away and do ...
1
vote
0answers
28 views

how are runlevels from CentOS 6 chkconfig translated for CentOS 7 systemctl?

How would I translate the following command from CentOS 6 to run in CentOS 7? chkconfig --level 345 dovecot on My first guess is to type the following instead: systemctl enable dovecot But ...
12
votes
1answer
777 views

Documentation on LESS_TERMCAP_* variables?

I see these pretty colors in manpages viewed with less when setting a bunch of these variables. What do they mean, where is the documentation? Is this interpreted by less or termcap? screenshot
95
votes
7answers
12k views

How to kill a runaway cat?

Many times I accidentally run the cat command on files have contents up to few thousand lines. I try to kill the cat command with Ctrl+ C or Ctrl+Z, but both only take effect after the total output ...
1
vote
1answer
105 views

Set default xdg-open application to terminal program

Is it possible to use terminal vim with xdg-open? I don't have a GUI text editor because I only use vim through the terminal. (I don't care very much for gvim either.) Is it possible to tell xdg-open ...
0
votes
0answers
46 views

Can I “hijack” a UNIX shell from another login? [duplicate]

Let's say I'm starting a job in a Unix terminal on a machine (a Mac if it matters), and this process does a lot of things and keeps printing output to the terminal. Then I go to another machine and ...
12
votes
2answers
848 views

Ctrl+D for ending terminal line input

If I do $cat > file.txt text<Ctrl+D><Ctrl+D> Question1: If I don't press enter, why do I have to press Ctrl+D twice? If I do $cat > file.txt pa bam pshhh<Ctrl+Z> [2]+ ...
1
vote
1answer
40 views

How does executing a file change the std input?

Imagine I have a script, which contains the goto command. The goto command will search in the std input for a line like this : jumpHere. But the std input is by default the terminal. It only makes ...
1
vote
2answers
78 views

Ctrl-z doesn't work in vi launched from Gnome terminal

I'm trying to switch Vi launched from Fedora Gnome terminal to background and go back to bash with Ctrl-Z but it doesn't seem to do anything.
0
votes
1answer
74 views

aterm or gnome-terminal window unresponsive to keyboard events

I try to investigate a problem: Depending on the way I launch aterm or gnome-terminal, the window may or may not be responsive to keyboard events. The cause of the problem may reside in Aterm, ...