I have to convert multiple video files in a folder. I have to rename each one of them but I need the script to prompt me to write a custom name for each filename. Here is what I've got so far: First ...
I have a cron job that is running a script. When I run the script via an interactive shell (ssh'ed to bash) it works fine. When the script runs by itself via cron it fails. My guess is that it is ...
Using echo "20+5" literally produces 20+5 What command can I use to get the actual sum, e.g. 25 in this case. Also, what's the easiest way to do it just using bash for floating point, e.g. echo ...
I'm writing a pretty ad-hoc install script for some thing. No much control constructs, basically just a list of commands. I'd like the user to confirm each command before it gets executed. Is there a ...
Are there any programs similar to Flash that would allow me to make Flash-content (e.g. an interactive Flash-button or a Flash-presentation) under Linux? Yes I know Flash is a proprietary format. ...
I'm investigating the behaviour of a script that is normally run as an automated process (e.g. cron, Jenkins). The script can (eventually) invoke commands that behave differently (seeking user input) ...
I have been doing this for a while: sudo su - but it uses 'sh' rather than 'bash', which is what I'd like to do. Which command will log me in as root and get me a bash shell even if that's not the ...
I'm using tcsh, and have to source a group .cshrc file. This file echoes some messages, which is fine for normal shells, but causes problems with programs like scp and rsync. I can see the solution ...
I want to search and replace some text in a large set of files excluding some instances. For each line, I want a prompt asking me if I need to replace that line or not. Something similar to vim's ...