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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0
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2answers
48 views

How do I make the terminal background bright white?

I am using: setterm --foreground blue --background white --blink on The result is that the text is blue on bright white. However, the background around the text is grey. How can I make the entire ...
1
vote
2answers
72 views

How can a command in a pipe read from a keyboard? [duplicate]

I randomly tried to execute the following command in bash1 cat /some/file | ssh user@machine 'cat >/destination/file There are no keys installed on the remote machine, so the only way to ...
1
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0answers
43 views

ncurses over ssh (osx -> linux) freezing and unresponsive

I'm using linux perf_events and sometimes am having trouble with the perf report (which is an ncurses terminal application) view freezing up. I'm interacting with a remote linux server which is ...
0
votes
1answer
25 views

Mess with an export PATH

I have tried to include INTEL PARALLEL COMPOSER to my .bashrc.But something went wrong.Now I can not use gedit or vi editor. milenko@milenko-HP-Compaq-6830s:~$ gedit .bashrc Command 'gedit' is ...
0
votes
2answers
47 views

Command to merge all terminal windows?

Is there a terminal command that merges all open terminal windows into one window with tabs? Been searching all over the place, but have yet to find any solutions.
19
votes
5answers
19k views

view stdout for another pts [duplicate]

Here is the situation. I left my pc at home doing an rsync from a 2TB hard drive to another 2TB hard drive (it's going to take a while since they are both USB 2.0). I am now at work and I have ssh-ed ...
0
votes
1answer
55 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 ...
139
votes
7answers
165k 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?
1
vote
2answers
190 views

Where is the Ctrl+/ (^/) bash shortcut for undo defined?

I can not find the mapping in bind -p nor in stty -a. Also, it only works in the terminal emulators I've tried (xterm, konsole, gnome-terminal) and not in the linux system console. I think it's ...
1
vote
1answer
52 views

How to get `yum list` output to stay on one line when getting output via remote ssh command?

When I SSH to a machine with ssh machine and run yum list it outputs everything that's installed as expected, and importantly every item is on one line like so: xz-devel.i386 ...
6
votes
1answer
6k views

What is the Linux equivalent of the Windows registry?

I have a DVD+-RW drive that has quit working. Apparently many users of this laptop model experience the same problem under windows and are required to edit the registry to correct the problem. So ...
0
votes
1answer
37 views

(ls) command won't show exact size - Weird output [closed]

I am trying to find the size of the files on my hard drive in exact bytes, but whenever the size gets too big the number turns all weird (like 1.98329e+12). Can I stop it from doing this or convert ...
3
votes
2answers
85 views

Why does “head /bin/ls” reset the terminal

If you do something silly like cat /var/log/wtmp your terminal can get messed up as shown in the screenshot. I know there are a number of ways of fixing this. One of the ways not mentioned on that ...
5
votes
3answers
86 views

Is there any objective benefit to escape sequences over tput?

In people's '.*rc' files I see online or in various code, I tend to see a lot of people who manually use ANSI escape sequences instead of using tput. I had the understanding that tput is more ...
0
votes
1answer
19 views

Less quit behavior

I'm not sure how to describe this but I'll try by comparing it to vi. When I open vi, do something, and then exit vi it brings me back to the terminal where I can see all of the commands I had ...
1
vote
1answer
75 views

Reopen Terminal windows after restarting

In Mac, if I have a few Terminal windows open and I restart the computer or quit Terminal, the windows that were open last are opened again with their working directories and command histories ...
12
votes
3answers
2k 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 ...
0
votes
1answer
59 views

Display output from command and save to file [duplicate]

If I wanted to save output to a file from a command like make, I would do: make > out.txt However that stops the output from being displayed on the console window, and only saves to a file. Is ...
3
votes
4answers
97 views

How can I save the output of “echo -e '\e]4;40;?\a'” into a variable, or pipe it?

Inspired by this forum post, I ran this command at a Bash prompt: echo -e '\e]4;40;?\a' Which outputs: # 4;rgb:8b8b/cdcd/0000 But the weird thing is, the output somehow becomes my prompt's next ...
2
votes
2answers
219 views

How can a bash script detect support for window titling escape characters?

I have a debug trap that runs every time I enter a command in bash that sets the window title to indicate what command is running. I'm leaving out all the configuration details and boil it down to: ...
1
vote
2answers
66 views

Is there a program like tmux or screen but only for attaching or detaching a session

I was wondering if there was a program like GNU/screen or tmux that would allow me to attach or detach a session with a running process but would not provide all of the other features such as windows ...
1
vote
3answers
95 views

How can convert characters into characters that'll produce beep noises?

I'm new to Linux and have recently started working on my very first (very simple) project - a morse code generator. I've been able to get the translation working, and now I want to take the next step. ...
1
vote
1answer
21 views

Reserve pts range for some users

Is possible to reserve pseudo terminal range ids for some users ? Consider an user which should get preferable (or exclusively) pts id from 500 to 600, other from 0 to 400, and so on.
0
votes
2answers
193 views

Problem connecting with Beagleboard through serial?

I'm trying to connect to a BeagleBoard on Ubuntu using a Serial-to-USB adapter. It is currently being recognized as ttyUSB0 on our system. When I run "screen /dev/ttyUSB0 115200" the output just says "...
12
votes
12answers
18k views

How do I run the same linux command in more than one tab/shell simultaneously?

Is there any tool/command in Linux that I can use to run a command in more than one tab simultaneously? I want to run the same command: ./myprog argument1 argument2 simultaneously in more than one ...
-4
votes
2answers
36 views

Create a text file with spaces and sentences stored inside and make a copy of text file

How can I create a text file called ‘example text file’ (with spaces). Write a few sentences to store in this file. Make a copy of file with a different name.
17
votes
9answers
35k views

Best way to use a shell with Cygwin in Windows 7

I installed Cygwin, to be disappointed that bash by default runs within "cmd.exe". I googled around and found Console2. It's not a particularly well-designed application, as doing adjustments is ...
3
votes
2answers
1k views

How can I find the valid values for TERM to use in tmux?

When starting tmux I need to pass a valid terminal type. Since I am scripting the initial startup of tmux I would like to cover all bases by figuring out the valid values of TERM on the current system....
1
vote
1answer
176 views

Strange character overlap in terminal

I'm using bash version 4.3.42(1)-release in an ArchLinux/Gnome environment. When I type my commands some of the written characters gets transformed in some weird ones. Overall, all displayed text ...
35
votes
5answers
43k 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?
-3
votes
1answer
39 views

What is the purpose of this command ls -l> /testA921/file [closed]

What is the purpose of this command ls –l> /testA921/file?
-2
votes
1answer
45 views

Explain, using examples, the purpose of the bin directory is my answer suitable for this question?

I have looked at similar questions which already have answers but still not entirely sure on the answer. In addition I don't won't to copy someone and thats it I want to understand the answer. Here ...
10
votes
3answers
1k views

Are there any linux terminals which can handle all key combinations?

I like to use emacs in terminal mode (-nw), but it seems most (all?) terminals can't handle some key combinations - for example, C-<RET> or C-M-%. I know this is because most terminals emulate a ...
-2
votes
1answer
40 views

How do I check if a user has been created? [closed]

How do I demonstrate that these users have been created and are assigned to their a certain group? Can I do this by the command line or do I have to do it by the GUI (graphical user interface)
0
votes
0answers
25 views

Is my answer correct on what is the difference between ls > list and ls >> list [duplicate]

What is the difference between the commands ls > list and ls >> list? Is my answer correct? As my answer I have put the following. The command ls > list creates a new file named list and ...
2
votes
3answers
1k views

Tmux Terminfo problem with Zsh key bindings

Zsh in Emacs edit mode comes with the default key binding ALT + Backspace to delete a word on the right side of the cursor and ALT + D to delete a word on the left side. I would like to add the latter ...
27
votes
7answers
12k views

Converting colored output into html

There are tools providing coloured output: dwdiff -c File1 File2 # word level diff grep --color=always # we all know this guy ... The question is: How to convert their colored output of arbitrary ...
0
votes
1answer
1k views

Run script from GUI with terminal output

I would like to run a script from the GUI. For example a simple echo "hello" from the right click context menu. In my case I would set up an action in thunar like this: Then it appears in the ...
1
vote
0answers
24 views

Is there a command to list the users which user or root has created? [duplicate]

Is there a command where which I can input into terminal to list the users which have been created by a user or root? I don't want to use the GUI interface I'm wondering if there is a command.
1
vote
1answer
116 views

Why xfce4 terminal colors are so ugly? [closed]

Hello I have a big problem, I'm trying to install some nice color themes on fish and vim but it looks like that my xfce4-terminal has some ill looking internal colors. I installed gnome-terminal to ...
2
votes
1answer
93 views

How to prevent ELinks from staying in scrollback buffer?

After quitting elinks, the browser page history is lingering in my scrollback buffer, and therefore not returning to whatever was buffered on screen when I launched elinks. Inside a GNU screen with ...
-9
votes
1answer
52 views

Unix “ls” command? [closed]

Can someone explain to me what are all the options available with the -la flags for the ls command ? I have read the man pages, but still not sure.
9
votes
5answers
6k views

I am using `&`: why isn't the process running in the background?

I know that I can append & to a command to run the process in the background. I'm SSH'ing into an Ubuntu 12.04 box and running a python program with $python program.py & -- but when I go to ...
4
votes
1answer
218 views

How can I pass function keys to htop in a tty?

I'm trying to use htop in tty1. However, some of the function keys don't appear to work as normal. F1 and F2 do nothing, and F3 seems to trigger setup (which should normally be triggered by F2). In ...
4
votes
1answer
622 views

8-bit input in gnome-terminal

I'm trying to switch from xterm to gnome-terminal but having trouble with alt keys. I have already disabled menu access keys, but I still need 8-bit inputs. In xterm I can set 8-bit inputs in ...
-1
votes
2answers
32 views

How to set 256colors in xfce4-terminal 0.6.3 that is using the fish shell, always for all users

How to set 256colors in xfce4-terminal 0.6.3 that is using the fish shell, always for all users ? Can't find this info anywhere and it's getting hard.
0
votes
1answer
46 views

How does Raspbian draw images on the terminal?

When you turn a Raspberry Pi on, it displays three (or four) pictures of raspberries in the top-left corner of the screen. Now, as far as I know, you cannot draw images or any other non-text content ...
3
votes
1answer
129 views

Does “color” in TERM always mean I can use colors?

Should the following always indicate that I can use escape sequences and tput to colorize things? if [[ $TERM == *"color"* ]]; then true else false fi
3
votes
2answers
125 views

How to create an X window which won't close by any way other than a terminal command

I'm trying to create a process that will start with X11, will be graphical and unkillable by my own user. More specifically, I have an urxvt drop-down terminal starting at startup and running a tmux ...
2
votes
1answer
57 views

How to substitute one color code for another in terminal?

Can I make bash automatically substitute one color code for another? For example, whenever a program outputs text wrapped in color code for bold foreground, I would like bash to actually use code for ...