I use Tilda (drop-down terminal) on Ubuntu as my "command central" - pretty much the way others might use GNOME Do, Quicksilver or Launchy.However, I'm struggling with how to completely detach a ...
I want a quick and simple way to execute a command whenever a file changes. I want something very simple, something I will leave running on a terminal and close it whenever I'm finished working with ...
Sometimes I forget to run a program under a screen session and can't stop it in the middle, and I know it's going to take long. Is there a way to screen an already running process without restarting ...
If I run emacs from the shell:$ emacs foo &and then kill that shell, emacs dies.How can I run a command so that it will not die when the shell dies?I found references to nohup, but that ...
I use an SSH tunnel from work to go around various idotic firewalls (it's ok with my boss :)). The problem is, after a while the ssh connection usually hangs, and the tunnel is broken.If I could at ...
When assigning a user's secondary group list using:# usermod -G <grouplist> <user>is it possible to force this group assignment to take effect without logging out all running sessions?...
Ctrl + C doesn't always work to kill the current process (for instance, if that process is busy in certain network operations). In that case, you just see "^C" by your cursor and can't do much else....
I have a directory called data. Then I am running a script under the user id 'robot'. robot writes to the data directory and update files inside. The idea is data is open for both me and robot to ...
I have two remote hosts.host1-> 10.3.0.1host2-> 10.3.0.2Both run an ssh server.The ssh server listens on port 22 in host1 and on port 6969 in host2.Now, using my local machine, I need to copy ...
I follow this pattern of suspending the task and then letting it to continue too often with the Ctrl-Z bg sequence.I was wondering is there any way to compress that to single keypress?My shell is ...
Suppose I have a bash shell script called Myscript.sh that need one argument as input.But I want the content of the text file called text.txt to be that argument.I have tried this but it does not ...
I have an alias that I would like to use both as a regular user and as root, via sudo. Specifically, it is this:alias rm=trashThis works fine as a normal user, and it works fine when I use sudo -i ...
How do I make a machine “blank screen” for a period of time (as a penalty) if certain noise levels are reached?
My kids (4 and 5) yell a lot when playing games on the computer. I found an effective cure for this. When I hear loud noises, I ssh into the game computer and do:chvt 3; sleep 15; chvt 7 This ...
I am using Red Hat Linux Enterprise version 5. I've noticed people sometimes running commands with a couple of & options. For example, in the below command, there are two & signs. What is the ...
So the bash man pages explain what login and interactive shells are:A login shell is one whose first character of argument zero is a -, orone started with the --login option.An ...