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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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 ...
0
votes
1answer
51 views

Selectively record commands and output from terminal to MySQL table

In some situations I would like to store complete commands and output from terminal sessions in a MySQL database. Ideally I would just copy the command and output from the terminal to my clipboard ...
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.
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
0answers
76 views

Unable to create a configuration directory for [FishShell] Please set the $XDG_CONFIG_HOME variable

I'm getting this error when starting fishshell: melanie:~ melanie$ fish fish: Unable to create a configuration directory for fish. Your personal settings will not be saved. Please set the ...
0
votes
0answers
32 views

Errors on start of iTerm in Mac

I am getting two errors on startup of iTerm terminal on Mac OS X Yosemite. They are: bash: 1.25.32: command not found bash: Welcome: command not found I am unable to find a definitive resource on ...
2
votes
0answers
36 views

What are the benefits of using Tmux at all times? [closed]

I have been using the terminal for all of my local work, and have only been using tmux when I am ssh'd onto another machine and want to make sure I don't lose work if the connection closes. A software ...
0
votes
1answer
83 views

Sudo command not working on Intel Galileo Gen 1

I have an Intel Galileo Gen 1 Arduino board and I am using it over SSH with Ethernet. When I try to use the sudo commands the bash terminal reports this, a missing command! I am using the bigger Linux ...
1
vote
2answers
52 views

How to get a positive signal upon the successful completion of a command

For each of the following commands (four in total) I would like get an exception if one of them throws an exception if case of an error. Ultimately, I will run this through Python using os.system(). ...
4
votes
0answers
98 views

Change Zsh theme in Android Studio

I've recently jumped ship to zsh and I'm using the Oh my Zsh! theme blinks. It looks very nice in the OSX Terminal, but it looks very bad in Android Studio's terminal. So my question is is there a ...
1
vote
1answer
56 views

Is there a /dev/pts alternative on Mac OSX?

I'm attempting to determine how many terminal windows are open, as described in this Q&A answer. However there doesn't seem to be a /dev/pts on Mac OSX. Is there an alternative to this?
4
votes
1answer
517 views

Untar a specifc folder within tar.gz

How do I untar/uncompress a specific folder within a tar.gz using the terminal/commandline (Ubuntu 14.04 (Trusty Tahr))? Precise: -file.tar.gz -- folder1 -- folder2 How to extract... ... ...
0
votes
0answers
492 views

CentOS 7 add new user with root privileges

I am reading this tutorial, and trying to create a new user with root privileges and then block root access via ssh in a CentOS 7 server. The problem is that the new user is blocked from doing root ...
2
votes
1answer
17 views

Prevent application to tamper with terminal settings?

Recently, more and more GUI applications (okular and inkscape, among others) started disabling terminal echo while they are active. This seems unnecessary at best (if you don't background the process, ...
0
votes
0answers
86 views

How to disable “Warning: Program '/bin/bash' crashed” message?

I'm using Kubuntu 14.04. When I exiting terminal emulator (konsole or yakuake) by doing something like kill -9 $$ it doesn't close, and saying: Warning: Program '/bin/bash' crashed. How could I ...
-1
votes
1answer
222 views

exit tmux window without quitting the Terminal program

OK I'm new to this. I installed tmux to run a several days experiment. After typing tmux new -s name I got a new window with green banner at the bottom. I compile and run java program. Now I do not ...
13
votes
1answer
240 views

What is the name of this terminal window graphical trick, which shows accented edges around highlighted text?

I've noticed a few screenshots of terminal windows online which show thin highlighted edges around status bars or highlighted lines. In the following example, note the light grey edging around lines ...
1
vote
0answers
54 views

Switching to alternate tty device does not give command prompt [closed]

I am trying to install a graphics driver and need to terminate X in order to do so. However, when I switch to an alternate tty device using CTL-ALT-Fx I am met with only a black screen. It appears as ...
0
votes
1answer
96 views

Split the large files into sub files. How to do this process? [duplicate]

I have a large file in my unix box with 2 Gb. The files contains the xml lines. I want to split the files into say 10 files say each file is now of 204 MB ( approx ) so that combining the 10 files ...
1
vote
0answers
36 views

Resizing Xterm window kills Django running in it

I have a Django instance running in a terminal window. Any time I resize the window, the Django process dies ungracefully, leaving no record of it in the error_log file. I tested it within ratpoison, ...
0
votes
1answer
68 views

command “jobs” cannot see the stopped jobs

I have wrote a very simple shell script to practice command "bg" , "fg" and "jobs": #!/bin/bash myvar=1 while [ $myvar -le 100000000 ] do echo $myvar myvar=$(( $myvar + 1 )) done I use ...
0
votes
2answers
67 views

Using something like scp but when I've logged in already [duplicate]

I want to copy a file via ssh when I've logged in. What scp does is that it copies the files by login, password, path. What I want is to be able to do the same thing when I'm "inside", ideally without ...
2
votes
0answers
118 views

How to display a BASH X terminal and graphics in split view window?

I created a simple education tool using BASH script which runs in an X terminal. It displays a prompt, at which users can enter choices, as described in the Bash Guide for Beginners' Catching user ...
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, ...
2
votes
1answer
60 views

How to make man(1) use the entire terminal width?

I'm on FreeBSD, using a wide xterm with, say, 132 characters per line. When running $ man man the manual page is formatted to fit an 80 character per line terminal width. Is there a way to make the ...
2
votes
0answers
33 views

How to output rsync sent data in realtime using standard tools

I'm developing a small tool for some people who need to send files over to a server. I'd like to use rsync to a rsync deamon to do so. Is it possible to have rsync to output how much data it has ...
0
votes
1answer
81 views

How to move a background job from one terminal tab to another? [duplicate]

I have a background job, say jobid 1, in a tab of gnome terminal. Can I move it to a another tab of genome terminal? I understand that the shell process in the first gnome terminal tab is the parent ...
3
votes
1answer
112 views

Reading char-by-char silently does not work

I'm trying to read user input char by char, silently, as follows: while [ 1 ]; do read -s -N 1 ... done While this loop works perfectly using VNC (xterm), it works only partially using putty ...
0
votes
1answer
24 views

term definitions not found

I am trying to select best term for UNIX terminal , checked the term information post , but when I try to get information about ls /lib/term* its not defined. However I did find ls ...
0
votes
1answer
114 views

How enable ctrl + v paste in redhat? [duplicate]

I've installed Red Hat 6.5 and see that Ctrl + V does not work. It just prints ^V in the console instead of pasting from the clipboard. What can be wrong? How can I enable pasting using Ctrl + V?
1
vote
2answers
54 views

SSH Tunneling Through a Firewall to a Cluster

I work at a university but I often work remotely. There is a cluster computer at the university that I need to be able to interact with, but its behind a firewall. Let's call the firewall F and the ...
0
votes
1answer
971 views

Run bash script on startup in Linux Mint and open mate-terminal automatically

I'm new to Linux, so not sure how to do what I want. I have my_script.sh (executable, of course) like this: #!/usr/bin/env bash mate-terminal -e "bash -c 'cd ...
0
votes
2answers
40 views

Pinpoint strange text at initiation of SSH session

On my OpenSUSE 13.1 (Gnome 3) system, whenever I start a SSH session, somewhere in the initialization, the terminal outputs some strange lines. Last login: Sat Nov 29 00:00:00 2014 from [HOSTNAME] ...
1
vote
1answer
26 views

Identify whether terminal is open in guake

I need to check in my .vimrc whether or not the terminal in which vim is opened is running in Guake. How can I see this? The $TERM variable does not seem to be quite right...
0
votes
1answer
34 views

toggling between output and command prompt in CentOS terminal

When I open the terminal in CentOS linux and use su - to work as the root user, I type in commands like journalctl that result in a lot of output. The problem is, when I am done scrolling through the ...
1
vote
1answer
51 views

'hhighlighter' wrapper script saying command not found

I have gotten the wrapper script 'hhighlighter' from https://github.com/paoloantinori/hhighlighter which colors anything you want in stdout. I followed the instructions about installing ack-grep, ...
0
votes
1answer
46 views

Keep PHP's output with tee -a

Normally when running PHP script in web server mode, this would show up: $ php -S 0.0.0.0:12345 PHP 5.6.1 Development Server started at Mon Nov 24 14:09:22 2014 Listening on http://0.0.0.0:12345 ...
1
vote
0answers
38 views

How to use ESC sequences to make terminal region scrollable

I have a stm32f1 controlled device that uses USART/USB port to implement a user control interface. Using a standard terminal software (putty/minicom) a user has an ability to enter simple command in ...
1
vote
1answer
123 views

ifconfig command showing internal ip address

I'm using centOS 6.3 on virtualbox as guest OS on Win 7 host. My problem is when I use ifconfig command in terminal, I'm being thrown internal IP address(10.x.x.x). However, when I googled "my IP ...
1
vote
0answers
27 views

How can I get red letters with tput when I seem to get yellow?

I was using #!/bin/sh if [ $TERM=screen ] then pass_color=' \033[01;32m' fail_color=' \033[01;31m' fi echo "$pass_color green $fail_color red" as in but I was advised to use tput instead, so ...
3
votes
1answer
99 views

Run vsim from dmenu — it only works when directly invoked in the terminal

Works: vsim, sh -c vsim Doesn't work: echo "vsim" | sh, echo "vsim" | xargs -I {} sh -c "{}" I want to run ModelSim (vsim) with dmenu, which is triggered using xbindkeys. Details vsim is a ...
2
votes
1answer
64 views

How is the display updated when the erase character is typed in a terminal emulator?

As I understand it, when typing characters in a terminal emulator they appear because they are "echoed". We imagine that the terminal is a separate device communicating with the computer via a two-way ...
2
votes
3answers
454 views

How to open terminal, split to 9 terminals and switch between them using one script?

I would like to open a terminal, split it to lets say 9 parts (3x3) and execute some bash script. But for each terminal part different script. Can this be done using perl, python or even bash? How ...
1
vote
1answer
37 views

Edit/Remove CLI System Notice

I'm wondering how I can change the default system message that shows when on the CLI from Ctrl+Alt+F1. By default it shows the message Welcome to <name> * Documentation: <url> I was ...
2
votes
1answer
67 views

Printing filled shapes in terminal

I'd like to print some shapes filled with the current color or a selected one (e.g. \e[31m) My aim is to print a filled circle (letter o) on the screen but the background will stay as it is. finally ...
2
votes
1answer
301 views

Terminator custom colors overriden by KDE

I've been working on Solarized theme in Terminator (http://gnometerminator.blogspot.fr/p/introduction.html) for about a year on Gnome and have been very satisfied. Yesterday I switched to KDE and the ...
0
votes
0answers
21 views

acoc: availability, similar projects and problems?

I am trying to work on a Linux project out of Linux From Scratch. The outcome is a Linux with dull command line and console. I tried to bring color to terminal and I hit some bits and pieces like ...
1
vote
1answer
366 views

sftp command to get/download .tar.gz file

I thought I was familiar with sftp commands in unix and upto my knowledge the command to used to download a compressed file from the server is sftp get filename.tar.gz But when I tried this ...
2
votes
1answer
71 views

PS1 prompt showing different on local and remote console

This is my PS1 prompt: export PS1="\[\e]0;\u@\h: \w\a\]${debian_chroot:+($debian_chroot)}\[\033[01;35m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ " That shows perfect in remote (SSH) ...