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Posts by celtschk‭

7 posts
77%
+5 −0
Meta Red border on question

There are keyboard shortcuts for navigation. Unfortunately they don't seem to be documented in help (at least I couldn't find an entry there), but you can see a list by typing ?. The red frame is ...

posted 3y ago by celtschk‭

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Q&A How to figure out the licenses of files installed from packages?

On a Linux system, a lot of files are installed from packages, many of which have different licenses (and sometimes different licenses for different files in the package). If I want to figure out ...

1 answer  ·  posted 2y ago by celtschk‭  ·  last activity 2y ago by Quasímodo‭

Question .deb licensing
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+5 −0
Q&A In a bash shell script, how to filter the command line argument list to unique entries only, for processing each?

The solution is to use an associative array to store what you've already seen: #!/bin/bash unset seen declare -A seen for arg in "$@" do if [[ -z "${seen[$arg]}" ]] then ...

posted 2y ago by celtschk‭

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Q&A What is the best way to identify changes from the default configuration in Raspbian systems?

I've got a Raspberry Pi running Raspbian, which I'd like to reinstall from scratch. However over time I've made many changes to the configuration (installed new packages, changed the name of the de...

1 answer  ·  posted 3y ago by celtschk‭  ·  last activity 3y ago by Canina‭

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Q&A How to edit file from less

You can edit the file you see in less by pressing v. From the man page: v Invokes an editor to edit the current file being viewed. The editor is taken from the envir...

posted 1y ago by celtschk‭

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Q&A Is this a robust way to distinguish explicitly installed packages from those pulled in as dependencies?

When exploring the commands from this answer to my previous question, I found that the ist of packages includes a lot that were automatically installed due to dependencies. Obviously I'm interested...

1 answer  ·  posted 3y ago by celtschk‭  ·  last activity 3y ago by Peter Taylor‭

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Q&A How to append commands to startx from console

From what I understand, you can pass a command to the xinit program that will be executed instead of .xinitrc. So you might be able to use startx sh -c 'xrandr-invert-colors; exec "$HOME/.xinitrc"...

posted 1y ago by celtschk‭

Answer