A terminal is an environment for text input/output. Inside the terminal, one runs command-line and text mode programs (including shells).
0
votes
0answers
14 views
Modify .inputrc to fix Mac Terminal bug with vi mode
I currently have a bug in my Mac's Terminal (I actually use iTerm2 but it's still there), where once I press left arrow after typing, I can't go past the last character.
Is there a way I can modify ...
0
votes
0answers
34 views
Trash bin for linux [duplicate]
Please understand that I know that rm is used to delete files in most linux distros. So what I'm looking for is something that would move files to /trash when delete is invoked from Windows on a linux ...
2
votes
1answer
40 views
Get current terminal name
How do I fetch the current terminal name?
I mean to the name that ps shows in the TTY column, e.g.:
root@dor-desktop:/home/dor/Documents/LAMP_setup/webs_install/do/install# ps aux | egrep ...
1
vote
1answer
32 views
Creating a terminal device for interprocess communication
I'd like to know how to create a terminal device to simulate a piece of hardware connected through a serial port. Basically, tty device with a certain baud rate that can be read from and written to ...
-2
votes
1answer
36 views
(Aesthetic) How to get a continous scrolling output on virtual terminal [closed]
Though this is intended for aesthetic purpose but it can help to read the output on screen without having to type keys to scroll manually.
How do I get a continuous scrolling output on terminal? The ...
-2
votes
3answers
39 views
Auto continuous scrolling of man output
When I execute man foo the terminal shows only the first page and then pauses. Then I have to manually press the keys to scroll here and there.
After executing man foo how do I get an output which is ...
1
vote
0answers
21 views
Themed Tabs in Gnome Terminal
I've created a custom desktop session which upon login presents the user with a full screen gnome-terminal session. The idea is to have a TTY-like session but with the added advantages provided by X ...
0
votes
0answers
15 views
termios default for standard terminal session [migrated]
I would like to create a new pty session in Linux, like as gnome-terminal xterm and others do. Half of my task is working, I created a pty session with openpty, fork()-ed a process, child uses the ...
-1
votes
2answers
63 views
How to append multiple lines to a file with bash
I am writing a bash script to look for a file if it doesn't exist then create it and append this to it:
Host localhost
ForwardAgent yes
So "line then new line 'tab' then text" I think its a ...
3
votes
1answer
57 views
Terminal-based (non GUI) virtual-computer program?
Are there any terminal-based (ie. non-GUI) virtual-computer programs out there?
I've been using programs like VirtualBox and QEMU, but they're obviously GUI-based...
I was hoping for a virtual PC ...
2
votes
0answers
44 views
Is it possible to get a character at terminal cursor using ANSI escape codes?
I know I can move the cursor with the escape codes, and I can also print at the cursor. What I'd like to know is if it is possible to pull the character under the cursor.
I tried searching for such a ...
0
votes
0answers
12 views
Can't download Gnome 3 for Ubuntu 12.10 [migrated]
How can I install Gnome 3 on Ubuntu 12.10? I tried to apt-get install gnome-panel, but it errors out because of unmet dependencies, even if I pass -f:
kanha@kanha-Aspire-5580:~$ sudo apt-get -f ...
2
votes
3answers
69 views
Where do I find a list of terminal key codes to remap shortcuts in bash?
For example:
"\e[1;5C"
"\e[Z"
"\e-1\C-i"
I only know bits and pieces, like \e stands for escape and C- for Ctrl, but what are these numbers (1) and letters (Z)? What are the ;, [ and - signs for?
...
1
vote
2answers
75 views
What does the tilde (~) mean at the end of a filename? [duplicate]
What is the file with the ~ at the end of the filename for?
$ ls # aliased to add flags
-rwxrwxr-x 1 durrantm 2741 May 16 09:28 strip_out_rspec_prep_cmds.sh~*
drwxrwxr-x 13 durrantm 4096 May 16 ...
0
votes
2answers
26 views
Emacs “jump to class definition” functionality?
I want to jump to a class file "A" from another file "B" which defines objects "A". In eclipse, it is done using F3. Is there a way to achieve this in emacs?
3
votes
1answer
39 views
Start a song from a specific time in rhythmbox using command line
I would like to start a song from my terminal, starting from the first minute.
i.e.: the command will run the music.mp3 starting from the minute 1.
I am able to run a music with
rhythmbox ...
7
votes
1answer
138 views
“w | tail” chops text at right margin (78 characters)
Summary: w | tail chops rows after 78th column.
When I run the "w" command, it works as expected. However, when I pipe the output to "tail", it chops the output to 78 columns wide (truncates anything ...
2
votes
1answer
52 views
Separate STDOUT noise from ncurses
I am trying to run an ncurses GUI application on an ARM board. I am running it using the serial console ttyAMA0 port. But when I run the ncurses program, the other processes running in the background ...
0
votes
1answer
42 views
Finding which filesystem [duplicate]
I have an external hard drive and would like to know what kind of a file system it has.
How do I find that out using the terminal?
2
votes
3answers
47 views
Log in with specific shell at terminal login
If I log in to a system over ssh, I can use the default shell with a simple ssh user@host, or specify something like ssh user@host 'bash --norc --noprofile' or ssh user@host ksh.
Is it possible to ...
2
votes
0answers
53 views
zsh: Echoing every statement?
I have an odd problem with zsh when I switch between shells in a particular way:
Option 1 (works well):
I start a zsh shell. I switch to tcsh with /bin/tcsh, and I switch back to zsh with /bin/zsh
...
1
vote
2answers
71 views
How to install tar file (jhead) on Mac or Linux machine
I'm new to Linux and tar balls and was wondering how to properly install them on a Mac or Linux machine. I would prefer to know how to install on a mac but I just need some help understanding them. I ...
35
votes
5answers
2k views
How safe is it to cat an arbitrary file?
Sometimes when I cat a binary file by mistake, my terminal gets garbled up. Nothing a quick reset can't fix, but couldn't an attacker theoretically create a file that, when displayed on a terminal, ...
9
votes
2answers
162 views
What are the characters printed when Alt+Arrow keys are pressed?
When I press AltUp, A printed to terminal screen. Same thing happened when I pressed AltDown but B is printed instead.
Other characters that I realized;
AltLeft = D and AltRight = C
What is the ...
2
votes
3answers
101 views
How to turn off the beep only in bash tab-complete
I find the beep useful for some things, so I only want to turn it off for tab completion (I'm not asking how to completely turn it off, that has already been answered in a different question on ...
4
votes
0answers
70 views
why . and .. are listed when ls -a command executed? [duplicate]
When I execute the ls -a command, all files and folders in that directory listed, as well as . and .. are listed too.
Why is that? Are they a file or folder?
0
votes
1answer
39 views
How to map terminal shortcut from CTRL-M to another combination
I read in another post that you can type CtrlJ or CtrlM instead of the Return key in the terminal, which is great. But what I want to be able to do, is change that to another combination, for example: ...
3
votes
1answer
89 views
A script's background process is still alive after closing the terminal
This is more of a process management/signal handling question than a Bash question. It just uses Bash to explain the issue.
I'm running a Bash script in which I run a background process.
This is the ...
2
votes
1answer
49 views
Can't open Gajim
When I try to open Gajim using terminal on gnome I get the following:
Traceback (most recent call last):
File "gajim.py", line 106, in <module>
import common.configpaths
File ...
10
votes
1answer
457 views
Why don't Linux terminal emulators support full colors?
I just upgraded my gnome-terminal to use 256 colors, yet I am a bit puzzled on the reason why a terminal emulator can't support the full palette any modern desktop environment provides. I guess ...
3
votes
4answers
88 views
Getting stdin from a named pipe
What I am trying to do is run python in a terminal window and redirect it's stdin from a named pipe. Then I write to the named pipe in another terminal and have that command execute on python.
...
0
votes
0answers
24 views
Number of guake's columns at first use
I've a command in my .bashrc that shows me a file, and this file has lines with more than 80 columns, and when I open guake for the first time, these long lines are cut. Example:
# .bashrc
...
1
vote
0answers
51 views
Change the default terminal for all .desktop files?
My htop.desktop launches XTerm, but I want to change the default terminal to xfce4-terminal in all "Terminal=true" .desktop files.
0
votes
1answer
63 views
Open screen in terminal after user login [duplicate]
When a user logins to my Debian server using e.g. Putty, I need to perform the following:
It will automatically execute command screen -r MyWindow, and
the user won't be able to leave the screen ...
4
votes
2answers
130 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 ...
1
vote
0answers
35 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
4answers
86 views
Ctrl-s hang terminal emulator?
I came across a sentence in vimdoc:
Note: CTRL-S does not work on all terminals and might block
further input, use CTRL-Q to get going again.
and this key indeed hangs my vim. I was ...
1
vote
2answers
34 views
Fixed terminal status lineS instead of shell prompt?
It is common to cram useful information in the Unix shell prompt, but I have too many things I want to keep an eye on to fit it all in one prompt: current Gnu screen window, current directory, current ...
1
vote
1answer
75 views
How to open konsole in fullscreen mode?
Is there a command or better yet a setting in the config file to allow me to open konsole (the KDE terminal emulator) in fullscreen mode?
2
votes
2answers
70 views
End process from another SSH window
I forgot to use screen and I have a task that has been running for quite some time, and I do not want to lose the saved data. Basically Ctrlc will end the task and save the data if I am on the same ...
0
votes
1answer
61 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
2answers
67 views
Highlighting command in terminal
I am running long builds with lots of data that I need to read through after each build. But I have to start from bottom up to reach to top and it takes lot of time as all the text looks same.
I was ...
1
vote
2answers
62 views
Mapping intr to del key
I am in the process of migrating a legacy 4GL application from SCO OpenServer 5.0.7 to CentOS (Red Hat) Linux 5.9.
There are a number of screens that prompt the user to press "DEL to ABORT" but is ...
1
vote
2answers
122 views
Horizontal Scrolling in Terminal
So there are I believe 2 questions on this already. All of them to do with tail -f and hence people give the tangent answer of "use less".
I need it for everything, every command, etc. The problem ...
0
votes
1answer
144 views
Centos freeing up disk space
I have a CentOS server running Plesk and it's run out of space on the plesk partition. I have narrowed down where a lot of the disk space is being used, but I'm not sure how to move forward. Can I ...
1
vote
0answers
57 views
Huawei modem change auto answer settings
Is there a way to change Huawei modem ATS0=1 command to be permanently set, so that there would not be need to send that command every time when modem is plugged in ?
On each modem-plugin command is ...
2
votes
1answer
78 views
How to detect if a program is not run from a terminal
If I am running a reverse TCP shell and attempt to run su, I get the following message:
su: must be run from a terminal
I would like to emulate this behavior in my own program and am wondering how ...
1
vote
2answers
76 views
Invoke a command/script disconnected from the controlling terminal?
I'm investigating the behaviour of a script that is normally run as an automated process (e.g. cron, Jenkins). The script can (eventually) invoke commands that behave differently (seeking user input) ...
2
votes
1answer
102 views
What's those underscore commands?
When I tab tab _ in terminal, Bash suggests 206 posibilities. I tried to run one of them _git_rm but nothing happend, what are they?
Here is a screenshot:
1
vote
2answers
108 views
change terminal window default location
How do I change the default gnome-terminal location on screen. I checked out the preferences but they only have option to change default size. I also checked out .gconf/apps/gnome-terminal/ but didnt ...
