r~~‭

Using systemd timers is too much work? Not with systemd-run! systemd-run --user --on-active=10min some_cmd

posted 1y ago by r~~‭

The ** pattern is an extension to, not a part of, the POSIX glob syntax. While it has emerged as an informal standard, AFAIK there is no single standard to reference to describe what it does. This...

posted 1y ago by r~~‭

In GNOME, gnome-font-viewer does this.

posted 1y ago by r~~‭

Unix systems are made out of many small tools that focus on specific tasks but are general enough that the investment made in learning their specific switches and hotkeys pays off over many applica...

posted 1y ago by r~~‭  ·  edited 1y ago by r~~‭

but it clearly does see that change. Nope. Your environment is being reloaded in the sudo process. sudo echo $PATH gives the same result as echo $PATH because $PATH is expanded by your shell ...

posted 1y ago by r~~‭

Here's an alternative that is a one-liner drop-in for your existing script: eval set -- $(printf "%q\n" "$@" | sort -u) It works by escaping the initial arguments, piping the escaped arguments ...

posted 3y ago by r~~‭  ·  edited 3y ago by r~~‭

This is an ideal case for ImageMagick. Given input.png: Running this command: convert input.png -draw 'fill yellow fill-opacity 0.5 polygon 50,50 100,30 150,50 100,150' output.png Produces ...

posted 1y ago by r~~‭

I vote against the merger. It's true that any LS question is likely to be on topic for PU, at least as I understand the scope of the latter, not being a participant in that community. However, I h...

posted 3y ago by r~~‭

Have a look at Xpra. I only use it locally but it's intended to forward from remote hosts as well.

posted 2y ago by r~~‭

From man xxd, the section on the -r flag (emphasis added): -r | -revert reverse operation: convert (or patch) hexdump into binary. If not writing to stdout, xxd writes into its output file with...

posted 1y ago by r~~‭

Especially in a pedagogical context, the issue with something like cat /dev/random | head -c 20 versus the more straightforward head -c 20 /dev/random is that it communicates that extra ceremony is...

posted 8mo ago by r~~‭

On Wayland, the wl-clipboard utility wl-copy is the program you want: echo hi | wl-copy

posted 6mo ago by r~~‭

From man ssh_config: This file is used by the SSH client. Because of the potential for abuse, this file must have strict permissions: read/write for the user, and not writable by others.

posted 1y ago by r~~‭

I've done this exact thing with these same tools, as recently as this morning. I use strace to measure file access sometimes; trouble is, a lot of programs/libraries will attempt to look for a lot...

posted 1y ago by r~~‭

They are broadly analogous; there's a lot of cross-pollination of ideas between the projects. Some terminology first, because you'll notice that both columns have duplicate entries and this often ...

posted 1y ago by r~~‭  ·  edited 1y ago by r~~‭