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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3
votes
2answers
61 views

How do I run a command in a new terminal window in the same process as the original?

What is the equivalent of xfce4-terminal -e bash -c 'myCommand' that doesn't start a new process with the terminal, but that still opens a new terminal window for the output (which will also need to ...
109
votes
8answers
55k 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, ...
5
votes
1answer
46 views

Ctrl+c and Ctrl+z to interrupt/suspend jobs

To kill a hanging job, I use Ctrl+c, to send an interrupt signal to the hanging job. Sometimes this wouldn't stop the job, at least not immediately. I can then use Ctrl+z to suspend the job and then ...
2
votes
4answers
584 views

How to change color of a character while tailing and tr

I regularly use this command line but I would like to change the color of the "|" to green in the output. Does anyone know how I can accomplish this? tail -f file.log | tr '\001' '|' | grep TEST
102
votes
6answers
121k views

How to display `top` results sorted by memory usage in real time?

How can I display the top results in my terminal in real time so that the list is sorted by memory usage?
0
votes
1answer
13 views

tmux detach session remote

I run at first terminal tmux, then I run another terminal with tmux and attach to session which I run at first terminal. First is smaller than second and I can't go to it to do something. How to ...
3
votes
1answer
35 views

Where are characters typed into a terminal saved?

Using xterm and bash 4.3 from the (pseudo-)terminal pts/10 we type (█ is the cursor): test@debian:~$ ps PID TTY TIME CMD 13128 pts/10 00:00:02 bash 21037 pts/10 00:00:00 ps ...
0
votes
2answers
15 views

Launch top command showing all cores immediately

I know that once you run top if you press [1] you can see the load on each processor (let's forget the multi-threading issue) and if you press [s] you can configure the refresh time. How can I put ...
8
votes
3answers
2k views

command line method or programmatically add ssh key to github.com user account

Is there a way to identify with a username and password to github.com servers for the purpose of adding an ssh key to the github user account? So far everything I've read suggests that a user's ssh ...
0
votes
1answer
669 views

Download yad with bash script

i'm building a simple deb package (single binary) for a little project i've been working on. Now I want to build a nice interface around it and used zenity for a couple of times, but this time I ...
0
votes
0answers
27 views

Is “<command> &” same as demonizing a process in Linux? [duplicate]

We all know that any command succeeded by ampersand (&) makes it run in the background. Can we use it instead of demonizing tools? For example: In order to run nodejs server, we use use packages ...
3
votes
2answers
62 views

How can I type a command to execute when the current command completes?

I have a function (not) that displays a notification. Hence, I can use it to show when a command is complete. sleep 5; not However, sometimes I forget to add ;not. In OS X's terminal (a few years ...
-1
votes
1answer
17 views

Lock a Application Through Terminal

I was wondering if it were possible to lock a Application through Mac Terminal. I know there's a way to lock files, using chmod a+x 000 'directory', but it never worked with an Application. What I ...
3
votes
2answers
108 views

What are the keyboard shortcuts for the command-line?

I'm talking about the keyboard shortcuts that you use in command-line/terminal. Example: Ctrl+c that kills the process, Ctrl+d that logout, Ctrl+z that send process to background... etc. I've tested ...
1
vote
0answers
46 views

Error “dircolors: no SHELL environment variable, and no shell type option given”

Running Linux Mint 17.3 Cinnamon A while ago a created a script that changed the colors in the Terminal (to match a tutorial I was following) However if I open the terminal on another account, I get ...
23
votes
2answers
6k views

How do I start all shell sessions in a directory other than $HOME?

When I open my non-login shell in Ubuntu, my present working directory is /home/user_name (my $HOME environment variable), but I want to change this such that when I start my terminal I am in some ...
4
votes
1answer
551 views

Logging interactive input and output without capturing all typed input and control characters

I am trying to log output from an interactive command-line program; units, specifically. I have tried using tee like this: units | tee units.log or script like this: script -c units units.log ...
3
votes
2answers
185 views

How to know if extglob is enabled in the current bash session?

I have a bash terminal open. I want to find out whether the option extglob is enabled or disabled in this session, before I change its value. How can I do this?
0
votes
0answers
23 views

Run mate-terminal on startup as root without password

I am using Linux Mint 17. I want to run mate-terminal on startup as root without need to type password (I want it to perform automatically) and execute python script in it without closing terminal ...
15
votes
3answers
22k views

Backspace, Tab not working in terminal (using ssh)

When I ssh into another machine with Debian with my account(with sudo permissions), my backspace key generates some awkward symbols on pressing. Also Tab & del keys don't work too. On the other ...
0
votes
2answers
76 views

Terminal vs Terminal emulator [duplicate]

I am trying to clarify my understanding of terminal here. Terminal is actually a device (keyboard+monitor). When in CLI mode, the input from your keyboard goes directly to shell and also displayed on ...
1
vote
1answer
38 views

How can I use the host's keyboard for a 'remote' SSH session from a tablet computer?

The perhaps slightly odd requirement is this: I have a computer/laptop running Ubuntu I have an iPad from which I can SSH into said laptop sitting right next to it I'd like to use the iPad as an ...
-1
votes
0answers
38 views

How to install latex in linuxmint?

I have tried in terminal by sudo apt-get install texstudio. It has been showing the following message for an hour. gokulnath@gokulnath-desktop ~ $ sudo apt-get install texstudio [sudo] password for ...
0
votes
0answers
17 views

remote osx split panes in ubuntu byobu

My Problem I have OSX 10.10, connect to a byobu in ubuntu 14.04 over ssh. I want to split panes vertically & horizontally. But ctrl+F2 & shift+F2 just gives me beep sound. Additional Info ...
1
vote
1answer
46 views

shell command cd !$ [duplicate]

I looked at this question and googled, but can't find a definitive answer. What does !$ do when typed into terminal? I typed mkdir /path/to/dir cd !$ Which brought me to /path/to/dir but I still ...
8
votes
2answers
10k views

Execute command in remote active terminal

Suppose you have a terminal emulator (T1) open with a PID of 6350. From another terminal, type this command (C1): echo "ls\n" > /proc/6350/fd/0 This writes ls and the new line in T1 but does ...
1
vote
1answer
41 views

Where are gnome-terminal profiles stored on a linux distribution?

Of the distributions of Linux I have used (Red Hat, Ubuntu, CentOS, others) which utilize gnome-termial you are able to set different terminal profiles via a drop down menu located in the terminal ...
0
votes
2answers
771 views

Mac OS X: Terminal Prompt Username

I'm using Mac OS Snow Leopard (v10.6.8). I've changed the account name under System Preferences > System > Accounts > Full Name. However, that does not change the username on the terminal ...
1
vote
1answer
18 views

Change the current directory when a terminal is opened

Always which I opened the terminal, on the Linux Mint, the directories which the terminal started is: /home/user. How I changed this default directory to another, e.g. /home/user/Download?
0
votes
0answers
39 views

how to program the terminal emulator so it can trigger actions based on action keys

I want to see what happens when for example I press ctrl + alt + t on terminal. I want to view some logs for it and want to reprogram the behavior for it so when pressing ctrl + alt + t it not only ...
46
votes
4answers
67k views

How to recover a 'lost' screen session?

Somehow I managed to close a screen window without screen 'noticing' it, so the session is still flagged as attached. This prevents me from re-attaching to this session. What can I do? ...
2
votes
3answers
3k views

Sublime command line open it twice

I just created a symbolic link to sublime: $ sudo ln -s /opt/SublimeText2/sublime_text /usr/bin/subl The problem is that it opens the last project and the open I want: $ subl my-project or $ ...
0
votes
3answers
76 views

How to display size “human-readable” in lsof | grep /var* [duplicate]

I am currently trying to see , all the files which are using /var mount. With lsof | grep /var* when Its displaying size in bytes. How can I display file size in MB. Thank you.
2
votes
2answers
69 views

Understanding Return, Enter, and stty icrlf

In Ubuntu/gnome-terminal, if I run: $ stty -icrnl Then launch the GHC interactive environment (a Haskell console): $ ghci Then pressing Return does not submit the line; however, Enter does. ...
3
votes
1answer
16 views

command-click git commit ID in Terminal, and be taken to that commit in github?

I'm running a Mac and use iTerm with ZSH as my shell. Currently I can command-click (⌘+click) on links or directories in my iTerm window, and that directory or web link will open. Is there a way ...
0
votes
1answer
23 views

control-w (delete word) deletes whole line in MariaDB client

I've been using the original MySQL client for "eons" and I'm rather accustomed to using bash-like shortcuts in it. One of my more frequently used ones is to use control-w to delete the word before the ...
1
vote
1answer
42 views

How can mouse support be enabled in terminal Emacs?

How can mouse support be enabled in an Emacs terminal session started with emacs -nw? Is there a keyboard shortcut or a flag to do this? If not how can it be done in terminal emulators? I use Guake.
26
votes
4answers
18k views

How to remove “You have mail” welcome message

When I open up my terminal it says "you have mail", anyone has any idea of why? I am running OS X, but since it too is based on Unix and relies on files such as bashrc, bash_profile etc. I thought ...
0
votes
1answer
29 views

How to run command after entering postgres

I am trying to execute ls after opening a new Guake tab and logging into postgres. guake -n guake -e 'sudo -i -u postgres && ls' The command successful opens a new tab then prompts me for ...
0
votes
1answer
23 views

How to fix my terminal prompt being out by a character? [duplicate]

My terminal prompt is set using the following configuration in my .profile file: # Prompt GREEN=$(tput setaf 2) LIME_YELLOW=$(tput setaf 190) MAGENTA=$(tput setaf 5) WHITE=$(tput setaf 7) ...
33
votes
5answers
32k views

How to scroll in a terminal using keyboard?

How can I scroll in bash using only the keyboard? If it's not possible in bash, are there any other shells that support this?
2
votes
2answers
16k 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
21 views

How do I execute a command if a drive is not mounted?

I am trying to create a shell script to mount a LUKS volume if it is not already mounted. The LUKS password will be in the shell script. The shell script is being stored in a encrypted folder so it is ...
0
votes
2answers
65 views

How can I use fdisk to create a ntfs partition on /dev/sdx?

I would like to know how to create a ntfs partition on /dev/sdx. I could not figure out if I should use partition type 7 86 or 87. What is the full list of commands to use?
1
vote
1answer
38 views

How can the read/write speed of a partition or drive be measured? [duplicate]

How can I preferable from the terminal measure the read and write speeds of /dev/sdx?
-3
votes
1answer
60 views

What does root directory mean? [closed]

What does it means when they say "Move into the root directory of the kernel you wish to patch" please explain me in detail cause I'm new to this environment.
15
votes
2answers
44k views

Connect to a Bluetooth device via Terminal

I'm using Mint 15 w/ cinammon. I bought a set of bluetooth speakers and i'm tring to connect to them via terminal. Via GUI i can see them normally and i am connected to them. I want to make a small ...
1
vote
1answer
56 views

How do I get a service on a remote CentOS 7 server to persist after I log out?

I am experimenting with running Spring Boot apps on a remote CentOS 7 web server which has been successfully serving up apps on Apache and a stand-alone tomcat instance since day one. However, when I ...
11
votes
2answers
12k views

How to automatically record all your terminal sessions with script utility

What I want to achieve is be able to record my terminal sessions to file automatically whenever I use Yakuake/Konsole. It's easy to achieve if at the start of my session I do: script -f ...
2
votes
0answers
31 views

Making vim the default editor when I double click a file

When I run vim from the start menu, it opens up an xfce terminal window and runs vim. However, when I set vim to be my default text editor and double-click a file, it runs in xterm instead of the xfce ...