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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8
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3answers
8k views

Effect of $LANG on terminal

I'm trying to learn how the $LANG variable behaves with gnome-terminal (and its character encoding preference option). I've been using iso8859-1 (latin1) as my main character-set and all my filenames ...
0
votes
0answers
48 views

Set a ZSH shell variable using mintty?

I have configuration files that I use to make my PS1 fancy. The design depends on the presence of a particular font. If the font isn't present, the PS1 looks ugly. I share access to a webmaster ssh ...
1
vote
1answer
36 views

running commands from files [closed]

Let's say that I write some commands in a file let's say cmake although it doesn't need to be cmake run writing some commands in a text file. example filename: cmake_command cmake -DCMAKE_BUILD_TYPE=...
4
votes
2answers
76 views

Take high quality screenshots of my terminal window

I'm writing a book and sometimes I must show some screenshots taken from my terminal window. Problem is they are not good for print, so I need to increase their quality (resolution). Is there any way ...
2
votes
1answer
170 views

Using Incrond Inotify but having issues with user groups/permissions

In the /etc/incron.allow I added both: root USER_1 Then I edited the incrontab so it looks like this: /var/www/laravel/public/js/main.js IN_MODIFY yui-compressor -o /var/www/laravel/public/js/main....
700
votes
5answers
164k views

What is the exact difference between a 'terminal', a 'shell', a 'tty' and a 'console'?

I think these terms almost refer to the same thing, when used loosely: terminal shell tty console What exactly does each of these terms refer to?
33
votes
6answers
14k views

How to check if bash can print colors

I want to know if there's any way to check if my program can output terminal output using colors or not. Running commands like less and looking at the output from a program that outputs using colors,...
1
vote
1answer
41 views

How to write a luit command that outputs a file

I need help formatting a luit command so I can write a file that I'm trying to fix the encoding for. What I have write now is luit -encoding gbk cat santi.txt, but I would like this to have the output ...
3
votes
2answers
354 views

Detect how much of Unicode my terminal supports, even through screen

Here's the problem: I want to be able to discern if my terminal is capable of decent unicode or not, in order to use some characters or not, much like glances does, that sometimes uses colors and ...
1
vote
1answer
42 views

Remnants of previously closed file displayed in terminal

On several Unix servers, I have seen below behavior: I list all the files using ls -lrt: 3 files are being shown up I open one of the files using vi editor I close the open file Now in some Unix ...
20
votes
6answers
25k 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 (...
2
votes
1answer
2k views

calling javac from CentOS 7

I want to be able to use the javac command on the CentOS 7 terminal. How do I set the PATH variable in order to accomplish this? The following explains relevant aspects of my current environment. ...
2
votes
1answer
71 views

Readline: Binding an ANSI escape sequence to a key

I would like to bind a key with bash / readline, to clear the bottom of my console screen. The ANSI sequence to clear the bottom of the screen is \e[J, so I tried to add the following line to my ....
1
vote
1answer
39 views

A command that takes a single numeric argument and prints out the day of the week based on the formula

days=('Sunday''Monday') days=('Tuesday''Wednesday') days=('Thursday''Friday') days=('Saturday') for numbers in "S@"; do if [ $numbers -ge 0 ]; then result=$(($numbers ...
1
vote
1answer
775 views

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

When booting FreeBSD (I use 8.4-amd64) in single-user mode, mounting root filesystem in read/write mode and trying to vi some text file, I get all of this file's contents in one line. This makes vi ...
1
vote
1answer
90 views

generate new terminal (any) window from a script

I would like to run a script that detects the current terminal and generates a new terminal window, in the background, with a shell command (e.g. htop) I get the desired outcome at the command line: ...
0
votes
0answers
38 views

How work tunnel to gnome connection manager

Someone using gnome connection manager? (http://kuthulu.com/gcm/?module=home&lang=). I need setup the tunnel for connection but i don't understand how to configure, help please!
0
votes
1answer
41 views

Help with the PS and TTY?

I have this question for you guys: I execute on a different shell 'sleep 600'. I open a different terminal and I executed 'ps' to see my current process , however , I dint see any sleep process. I ...
8
votes
1answer
2k 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 ...
19
votes
3answers
766 views

How to prevent random console output from breaking the terminal?

There are many questions on SE that show how to recover from terminal broken by cat /dev/urandom. For those that are unfamiliar with this issue - here what it is about: You execute cat /dev/urandom ...
-1
votes
2answers
51 views

Script with nested for loops [closed]

This is the code and I need to display in the terminal like this way: (1,1) (1,2) (1,3) (1,4) (1,5) (2,1) (2,2) (2,3) (2,4) (2,5) (3,1) (3,2) (3,3) (3,4) (3,5) (4,1) (4,2) (4,3) (4,4) (4,5) but ...
6
votes
3answers
466 views

Silent GnuPG password request with bash commands

I'm trying to hide the "output" of a gnupg command, but it seems that it is always printed. the command is: echo "thisprogramwørks" | gpg -q --status-fd 1 --no-use-agent --sign --local-user D30BDF86 ...
0
votes
0answers
59 views

Open remote BMC console and interact

I have a server running CentOS I will address as the master. I have been reading several solutions for different scenarios. However, I'm still having trouble grasping the idea of what is required to ...
0
votes
1answer
81 views

Bash file is unable to execute on linux terminal: Socket Programming

I have written some codes for socket programming namely socket and plug. To execute them together I am trying to use the below bash file but I get the following errors. I did execute the command ...
20
votes
5answers
1k views

How can I find the common name for a particular glyph?

Sometimes, I'd like to know the name of a glyph. For example, if I see −, I may want to know if it's a hyphen -, an en-dash –, an em-dash —, or a minus symbol −. Is there a way that I can copy-paste ...
4
votes
3answers
456 views

Open file with started vim from outside (in terminal)

I have a started vim. I suspended it (Ctrl+Z). So I was in terminal session and I would like to open some file with the same vim session (new tab). I can open the file in new vim session. Actually, ...
3
votes
1answer
974 views

How to see what accounts connected with ssh are running

Using the question here I can see the users connected with ssh. Is there a way to see (from terminal) what program the users connected with ssh are running? EDIT The ssh users are running commands as ...
0
votes
1answer
135 views

What really is bash? (or any linux shell) [duplicate]

I understand bash as a window where I can type commands to linux. Reading the wikipedia, I've learned that there were various shell applications throughout the history. First, I understood bash as ...
1
vote
1answer
28 views

access to ttyusb0 as normal user

I am trying to access a serial device, which is attached as: "/dev/ttyUSB0". crw-rw---- 1 root dialout 188, 0 Nov 29 15:45 ttyUSB0 For that I created a new udev rule: SUBSYSTEM=="tty", ATTR{...
4
votes
2answers
79 views

What is the right way to consistently mangle bash terminal?

I'm on OSX 10.11.1 and occasionally my bash terminal gets mangled. It often happens when I accidentally cat a binary file. The result can be seen on the image below. The output becomes weird, and I ...
0
votes
0answers
117 views

Linux Mint partition doesn't appear in Disk Util (El Capitan).

i have two problems here! I'm pretty new to dual booting on OS X, I'm trying to dual boot with Linux Mint. I've gone through all the recommended route of dual booting. I started with mounting the ...
1
vote
0answers
55 views

Terminology terminal fonts [closed]

I have a problem with terminology fonts, my font is "Bitstream Vera Sans Mono (Roman)" I tried switch fonts but it is not solved the problem, picture attached: Thanks, Michael. EDIT: The problem ...
1
vote
0answers
134 views

Change output (sink) using the terminal

I've made the change from Gnome to i3, and I want to be able to switch my audio output (from headphones to HDMI and vice versa) using the terminal. $ pactl list cards | grep profile Part ...
0
votes
0answers
45 views

Terminal doesn't print colors

My Antergos terminal doesn’t show me any colors when executing scripts. I have a fresh instalation, with no tweaks. I have zsh and oh-my-zsh, but the configurations are the default ones. You can see ...
0
votes
1answer
159 views

How to remove the return code from the terminal prompt in Sugar on a Stick?

I am using Sugar on a Stick (Fedora 23) 0.106 for i686 as a distro. Here's the link to the website of this distro: https://sugarlabs.org When I use the terminal I get a very weird behaviour. For ...
-2
votes
1answer
49 views

ClamAV installation problem?

My USB has windows viruses in it. Before attaching it to device(windows installed), I want to delete these viruses but i have kali installed device also from which I want this action to be done. I got ...
7
votes
3answers
4k views

key bindings table?

Do we have a key bindings table that translates all the various ways of referring to a key press? I'm using zsh, but I presume that if there was such a table it would work for any shell. The reason I ...
1
vote
1answer
52 views

Configuring Getty for hardware terminal

I am looking to configure a serial line for the following: 9600 Baud Word Length: 8BIT Parity: Mark XON/XOFF On I can't seem to locate the details on the "Parity Mark" part so far on my searches ...
0
votes
1answer
9k 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
2answers
160 views

Detecting shift + keyup/down in the terminal

How do I do this? I want a terminal menu where shift+up or shift+down selects multiple lines. ncurses seems to have problems. I don't necessarily need an advanced terminal library. I just want to ...
1
vote
3answers
29 views

Get current execution of command out in ssh?

There is a thing that I need help with. I am running a simulation command in a servr using ssh, from my terminal. The simulation is running for 10+ hours. I am expecting output after 15+ hours. ...
0
votes
0answers
21 views

Brew Cleanup keeps appearing in my Terminal history

When ever I open Terminal and/or open a new windows in OSX then press the up key, brew cleanup keeps appearing. I tried adding history -c to my bash profile but that did not work. I ran brew update, ...
2
votes
3answers
633 views

Trailing spaces when copying from console

It's this annoying behavior I've been experiencing here and there occasionally: when you select text with mouse in console (that is, copy it), paste it, and realize you've got extra spaces at the end ...
0
votes
0answers
66 views

KeePassx install

I am noob who tries to install KeePassx on Linux. Downloaded tar. Decompressed it with ~/Desktop$ tar -xzvf keepassx-2.0-beta2.tar.gz In decompressed files I found installation command but I am not ...
1
vote
3answers
76 views

How can I show output of command during terminal text login prompt?

I have a mostly headless server running Debian with no xorg/graphical environment installed. At boot it simply shows a text-mode login prompt. I am wondering how could I show the output of a command ...
1
vote
1answer
116 views

Launch web page secured with HTTP authentication from a terminal kiosk

I am trying to launch Chromium to open a specific webpage that requires username and password login details. I can open the webpage no problem from the terminal however I have been unable to so far ...
2
votes
1answer
107 views

Finish entering text in GPG

If you call GPG without input, it just says gpg: Go ahead and type your message ... You can enter text and everything, but how do you end the input? I've seen something like this in multiple ...
0
votes
1answer
39 views

Can I have my shell display settings follow me?

I use a local VM to remote into multiple boxes throughout the day. My preferred shell display setting is: export TERM=xterm-256color export PROMPT_DIRTRIM=6 PS1='${debian_chroot:+($debian_chroot)}\[\...
2
votes
1answer
33 views

Vertical lines are disjointed in urxvt

I'm using Debian testing (stretch) with i3 running urxvt with Source Code Pro (a TTF font). MOC (an ncurses program) as it appeared last week: And now - notice the vertical lines: I can "solve" ...
3
votes
1answer
96 views

How to save/restore terminal output

Some programs like vim/nano/nload has the ability to use the whole terminal to display its content and upon exiting, the previous terminal output is restored. How do they implement this restoring ...