A terminal is an environment for text input/output. Inside the terminal, one runs command-line and text mode programs (including shells).

learn more… | top users | synonyms

1
vote
1answer
101 views

Autocompletion and coloring not working, when using ssh in emacs shell

I'm connecting to remote server using emacs shell. Emacs shell displays directory listings with proper coloring and auto completion when working with local machine. But when I use ssh the ...
1
vote
1answer
97 views

Simulating READLINE_LINE in Bash < 4.0

I am trying to make some of my code bash 3.X compatible and I have a key-binding that utilizes READLINE_LINE inside its callback function. 3.0 versions of Bash don't supply the READLINE_LINE, so I ...
0
votes
2answers
990 views

$PATH in /etc/profile not inherited by user shell

I have this in /etc/profile in Fedora 17: PATH=$PATH:"/usr/pgsql-9.2/bin" EDITOR="/usr/bin/emacs -nw" PSQL_EDITOR="/usr/bin/emacs" PAGER="/usr/bin/less" export PATH USER LOGNAME MAIL HOSTNAME ...
12
votes
2answers
557 views

Can the empty spaces/background in a terminal be replaced with a random(but pretty) pattern of ASCII characters?

Context and Question There are many ways to colorize the terminal and shell environment. The output of individual commands, such as ls and grep, can also be colorized. Not directly related but ...
0
votes
0answers
387 views

Octave - warning: unable to open X11 DISPLAY

My setup is as follows: Octave 3.6.4 Mac OS X Mavericks 2009 Macbook Pro I'm trying to run Octave in Terminal, with gnuplot. I'm trying to plot matrices in a graph, as part of an online Coursera ...
7
votes
3answers
4k views

what is stored in /dev/pts files and Can we open those?

I am curious to know that what is stored in /dev/pts/ files . Can we open those files ? According to my knowledge /dev/pts files are created for ssh or telnet session .
12
votes
2answers
1k views

How does a Linux terminal work?

If you fire up a terminal and call an executable (assuming one thats line oriented for simplicity) you get a reply to the command from the executable. How does this get printed to you (the user) does ...
12
votes
2answers
10k views

What is the concept behind “tty” in linux?

Where did the terminology "tty" come from in Linux?
2
votes
1answer
60 views

Specify rows/columns of a fullscreen X terminal?

For presentations it would be convenient to have a X terminal which supports following workflow: make it fullscreen specify how many columns/rows should be displayed -> the terminal then ...
6
votes
2answers
327 views

issue with terminal/prompt

I have an issue where if I type in very long commands in bash the terminal will not render what I'm typing correctly. I'd expect that if I had a command like the following: username@someserver ...
10
votes
2answers
7k views

Shortcut key for scrolling inside a terminal

What is the shortcut key for scrolling inside a terminal? If I hit the Up or Down arrow or PageUp or PageDown, it will only traverse through command history, not let me traverse the previous part ...
1
vote
1answer
88 views

Change terminal type for screen over a serial connection

I am connecting to an embedded Linux board using screen over a serial link and trying to change the terminal type, as the default vt100 is pretty restrictive in terms of colours and scrolling etc. ...
6
votes
4answers
241 views

Prevent terminal from displaying previously executed command

I have a script that allows me to log random thoughts while working on a project. In the terminal I would add a new log entry by running $ @ "some random thought" where @ is just an alias for my ...
-4
votes
1answer
58 views

Why is learning command line imporatant? [duplicate]

I googled this question many times but could not find a good reason why the knowledge of command line is important.Some say GUI cannot be used always but there are no examples supporting their ...
1
vote
2answers
5k views

How can I get better-looking fonts in my terminal (URxvt)?

I've noticed that the fonts in URxvt look a little bit low-res compared to fonts that I see in my browser, for example. I was wondering how could I fix my .Xdefaults file to make the fonts have a ...
3
votes
1answer
81 views

Spawn a new terminal window from the terminal

Is there any terminal command I can execute that will pop open a new terminal window? I need something that will work in OSX' Terminal.app, but it would be nice if there were a way to do this that ...
0
votes
1answer
964 views

What is the .screenrc file for?

What is the .screenrc file for? I have seen it in some dotfiles repos and such but I don't quite understand what it's for. Judging from the name it sets settings for the Terminal itself, not the ...
0
votes
2answers
428 views

How to exit file reading mode in linux terminal?

I appologize if its something really stupid i am asking. But this is my first day on linux commands infact I dotn have linux right now I have just installed CYGWIN for my learning. SO my question is ...
0
votes
0answers
158 views

What are these strange characters in wifi-menu and alsamixer?

I have a fresh install of Arch. When I run wifi-menu or alsamixer, both of which I think use dialog, the display in the shell is not correct. The border, for example, is drawn with the wrong ...
0
votes
1answer
64 views

In Fedora, how do I turn off the automatic dictionary suggestions?

I just installed Fedora 19 in VirtualBox using an image from virtualboxes.org. It suggests words from a dictionary wherever I type. It's slow and it won't let me type what I want, since it ...
1
vote
1answer
53 views

Can I increase brightness of text in Arch shell?

I just installed Arch Linux. All I have right now is the shell. The text is very difficult to read on a black background. My eyesight is fine. Can I change the brightness of the text, or can I ...
1
vote
0answers
334 views

GConf-WARNING **: Client failed to connect to the D-BUS daemon: Unable to autolaunch when setuid

I am encountering a strange error whenever I run certain commands, for example, sudo apt-get install ______ and I receive the following error: (process:28847): GConf-WARNING **: Client failed to ...
2
votes
1answer
138 views

Garbled text in tmux menus

I am trying to use the st terminal, but after starting tmux (or screen) in a remote ssh session, the text becomes all garbled. Exiting tmux/screen makes text normal again. Now, I have found that this ...
1
vote
1answer
357 views

Echo/Printing text in the color of a given hex code (regardless of Xresources/Xdefaults)

is there any way to echo/print text in the color of a given hex code (#000000, #FFFFFF, etc.) regardless of one's own Xresources/Xdefaults color definitions? Like, if Bob had in his ...
1
vote
0answers
108 views

Aptitude installing jre

I am trying to install jre on my debian 7 kali box, but I keep getting these faulty errors. I tried installing it through aptitude and it fails at the end. The result is: dpkg: error processing ...
3
votes
4answers
217 views

Show video files with its size

I need all the .mp4 files' dimensions to be printed with the file name. For example: 1_VIDEO.mp4 1204x680
29
votes
1answer
795 views

What happens when Ctrl + Alt + F<Num> is pressed?

I am looking for an explanation of what happens in Linux when this key combination is pressed to change the current terminal. In particular, what software component intercepts this key combination and ...
2
votes
3answers
998 views

Pasting binary data into a Unicode terminal

I need to be able to paste binary data into a terminal. For some reason, every byte outside the ASCII range (0x80-0xff) is pasted as the same three byte sequence 0xef 0xbf 0xbd. For example: $ echo ...
1
vote
1answer
65 views

Capture textual snapshot of pseudo terminal

My question is related to Keyboard and Console, but I want to do it for an arbitrary pseudo terminal, and not just the built-in Linux ones. Also, I'm not interested in a stream, I just want the ...
0
votes
2answers
2k views

Turn off --skip-grant-tables in MySQL

I'm pretty new to using Linux but am setting up my MySQL databases on an Amazon ec2 instance. I followed some directions I found about resetting the user login pass by using the --skip-grant-tables ...
0
votes
2answers
60 views

Accessing Windows Box from Linux Terminal SSH

I am familiar with accessing linux from windows, but how can I go about accessing files on a windows box from a linux terminal via ssh? I'd like to stay away from RDP and just grab files via the ...
1
vote
2answers
865 views

What command line to use to set up Double Commander's “Run in terminal” feature to use XFCE terminal?

Double Commander has a handy "Run in terminal" feature but it is configured to uses xterm by default. Needless to say many prefer to use their desktop environment native terminal client and so do I. ...
0
votes
1answer
120 views

Why does OpenSSL automatically send me Terminal mail?

I for some reason am getting messages from OpenSSL constantly (not literally constantly, but every hour or so) sent to my Terminal mail box saying: Message 1: Subject: Cron ...
3
votes
4answers
325 views

Do any text-based web browsers support unicode box-drawing characters?

I have some html like this: &#x250c&#x2500&#x2500&#x2500&#x2500&#x2500&#x2500&#x2500&#x2500 ...
1
vote
2answers
180 views

Is it possible to control xterm (or specifically a process that xterm has started) from another process?

If I start a process with xterm like this (where omxplayer is the process xterm is starting): xterm -fullscreen -fg black -bg black -e omxplayer -o hdmi -r %f Is it possible for me to write to ...
1
vote
2answers
99 views

Using globbing/wildcards when Opening Files from Terminal

I have a folder A. Inside the folder, there are some files a,b,c,d and there is a subfolder, B, containing files e,f,g. Suppose I want to open files a,b,c,d: then I just type xdg-open *. However, ...
0
votes
2answers
173 views

How to change user name

I somehow changed my prompt (PS1) from [mpatil@localhost ~]$ to bash-4.1$. I also have changed my user mpatil's home directory from /home/mpatil to /home/algo. Now some applications are not working ...
-4
votes
3answers
174 views

How can I change my username? [duplicate]

My current username is mpatil, how can I change that to algo without losing data or causing problems?
2
votes
3answers
194 views

How can I tell echo/printf in Bash to swallow escape codes, based on a condition?

I have a Bash script that is being run interactively and as a cron job. When run interactively it outputs colored text on the terminal. However, when run in cron it doesn't have a terminal and ...
15
votes
1answer
5k views

GNU Screen: new window name change

I can change the name of a window with Ctrl-a Shift-a. Instead of editing several window names by hand, is there a way to have them automatically named after the current directory?
7
votes
3answers
355 views

How does less know the terminal resolution?

Everytime someone set a different size for a virtual console, less recognize window-resolution (I'm assuming that ...); according to that it changes how many lines of text it should visualize. How ...
1
vote
1answer
64 views

Make terminal print name of parent process OSX [closed]

Slightly above n00b, but not by much. I made an alias to search for and display all of the processes associated with a specific user account that seem to auto initiate every time I log in, which are ...
1
vote
2answers
679 views

Simple console text editor suited to python

I am looking for a light weight shell editor for Linux that a young child (eg 7-8 year old) can write python scripts in. The motivation is to find something that is helpful for a beginning programmer ...
1
vote
3answers
662 views

Open a text file in a terminal and auto-refresh it whenever it is changed

How do I open a text file in a terminal with instant auto-refresh every time it is changed? I've looked at vim with :set autoread, but it requires some elementary input (such as a keypress inside ...
1
vote
1answer
139 views

How to change permissions from root user to all users?

I created a folder on the command line as the root user. Now I want to edit it and its contents in GUI mode. How do I change the permissions on it to allow me to do this?
0
votes
2answers
9k views

how to access root terminal in kali linux

I am currently using Kali Linux but I have a problem. In my Kali OS, when I open root terminal then it simply starts a normal terminal. I cannot access root terminal. When I update my root terminal ...
0
votes
2answers
99 views

Using Pipeline to Direct Files to Program that Opens Them

I have a Music folder, in which I have some music tracks, which aren't organized too well. Thus, if I want to find a particular track, I usually type: ls Music | grep <keyword>, where ...
1
vote
1answer
525 views

ssh (remote console) between 2 computers from different private networks

I have two computers. Both of them are from different private networks. I'd like to connect from one of them to another (to program on it remotely). I attempted to use some remote desktop software ...
3
votes
1answer
16k views

Linux shell - Sending messages to another user

Is there any command to send messages through the Linux shell to other people on the same network? I'm using write user and then write the message itself. But there's any command that doesn't show my ...
4
votes
1answer
230 views

Can I set a bash timeout only for virtual consoles (ctrl+alt+{f1-f6})

I know that I can set a TMOUT variable to automatically end a bash session after a specified period of inactivity. However, what I want is to apply that only to my 6 built-in virtual consoles, which ...