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r-k-b /
Last active February 8, 2024 21:44 — forked from robkb/
M functions to convert between ISO 8601 Week & Year ⇄ dates (e.g., `2014-12-29` ⇄ `"2015-W01-1"`)
r-k-b / highlight_cypress_handle.css
Last active September 12, 2023 23:33
highlight source hints
/* */
[data-cy] {
position: relative;
z-index: 1;
[data-cy]::before {
/*content: attr(data-cy);*/
content: "cy";
position: absolute;
z-index: 2;
r-k-b / hide-mouse-cursor-when-idle.ahk
Last active July 5, 2023 17:05
AutoHotKey: Hide Mouse Cursor When Idle
; Saved from
; see also:
; see also:
Last_Move := A_TickCount
State := True
MouseGetPos, Mouse_X, Mouse_Y
r-k-b / run-pty.hippo.json
Last active May 27, 2023 00:58
Spin up helpful dev tools for the Hippo project with `run-pty`.
"title": "elm-review",
"command": [
"defaultStatus": [
r-k-b / workaround wonky mic
Created March 13, 2023 07:03
Change a video from unbalanced stereo to mono

in case you have a wonky mic where the left channel sounds much louder than the right; here's an ffmpeg command to keep only the left channel in a video file, converting it from stereo to mono:

ffmpeg -i in.mp4 -af "pan=mono| c0=FL" -c:v copy out.mp4
r-k-b / _use nixpkgs cypress binary before npms broken
Last active February 4, 2023 17:11
how to use NixOS's Cypress instead of npm's Cypress

Should help with avoiding errors like:

No version of Cypress is installed in: /home/rkb/.cache/Cypress/6.2.1/Cypress

Please reinstall Cypress by running: cypress install


Cypress executable not found at: /home/rkb/.cache/Cypress/6.2.1/Cypress/Cypress
r-k-b / extract-rfc822-link-from-gmail.user.js
Last active June 27, 2022 17:04
Get an email's RFC822 msgId Link from GMail
r-k-b /
Last active May 19, 2022 07:28
NixOS flakes and private repos in Azure DevOps / VSTS /

Examples of working Flake urls to private AzOps repos:

nix run 'git+'
nix run 'git+ssh://'
r-k-b /
Last active May 14, 2022 18:35
nix shell for a development environment for a Gradle project

I was getting errors like...

$ ./gradlew build
... snip ...
FAILURE: Build failed with an exception.

* What went wrong:
Execution failed for task ':buildSearchableOptions'.
> A problem occurred starting process 'command '/home/rkb/.gradle/caches/modules-2/files-2.1/com.jetbrains/jbre/jbrx-8u202-linux-x64-b1483.49/jre/bin/java''
r-k-b /
Created October 27, 2021 23:15
take a thread dump from a docker container running a mono process

take a thread dump from a docker container running a mono process

...when the container has no shell, so docker exec -it won't work.


identify the Container ID of the problematic container

$ docker stats