Tagged Questions

5
votes
4answers
111 views

Parallel execution of a program on multiple files

I have a small script that loops through all files of a folder and executes a (usually long lasting) command. Basically it's for file in ./folder/*; do ./bin/myProgram $file > ./done/$file ...
3
votes
1answer
190 views

wait for autossh connection to complete

I'm trying to create a script that runs a few commands that take a long time to execute and require a constant connection, but autossh user@server wait $! #or wait ${!} commandA commandB doesn't ...
3
votes
1answer
123 views

Conditionally killing a process based on its output

I have a REPL (read-eval-print-loop) for the Clojure programming language listening on a network socket. I can send it code over the network and the code will be evaluated and the answer sent back to ...
2
votes
2answers
93 views

Why does “$i | sed” not work?

I have this code: if [ $i | sed -e "s/^.*\(.\)$/\1/" = "/" ] then echo "folder" else echo "file" fi where $i is something like this app4/ The code above should get the last char of the ...
1
vote
1answer
63 views

Running shell commands in .sh file results to error

I have two following linux shell commands: echo 'CPU type and model' cat /proc/cpuinfo | head -5 | tail -1 When i run these commands directly in Terminal, i get this result truly: CPU type and ...
1
vote
1answer
66 views

Background script run at login interrupted when I run tmux in terminal

In ~/.profile I run a script in the background (redshift for changing the screen temperature at night time). After logging in, I can open a terminal, and run tmux. However, at this point, redshift ...
1
vote
2answers
100 views

How do I prevent a script from terminating when the shell exits?

In particular, I created a script to start Firefox which I double-click and choose 'Run in terminal,' but when the shell exits Firefox is killed immediately. How do I prevent this from happening?
0
votes
1answer
55 views

Run a script after some command were executed

I have a list of scripts ./myscript <param> | grep "asd" ./myotherscript <param> <param> > file ... How can I automaticaly run another script when one of these command in the ...