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XWiki rest api: all users properties
<SERVER>/rest/wikis/xwiki/query?q=,doc.object(XWiki.XWikiUsers)%20as%20obj&type=xwql&className=XWiki.XWikiUsers&number=10000
Speedtest with iperf3
Upload: iperf3 -c speedtest.wtnet.de -p 5200 Download: iperf3 -c speedtest.wtnet.de -p 5200 -R Both directions together: iperf3 -c speedtest.wtnet.de -p 5200 --bidir Sometimes it seems not working. Retry it later or use another port. wtnet.de allows port...
Use mtr w/o sudo
You have to allow mtr to use sudo itself so you don't have to start the command with sudo. First change user to some working as admin. Then: sudo chown root /opt/homebrew/Cellar/mtr/0.95/sbin/mtr-packet sudo chmod 4755 /opt/homebrew/Cellar/mtr/0.95/sbin/mtr...
Nokia: Taschenlampe an / aus
Irgendeine Taste drücken, damit das Display an geht. Dann "nach oben"-Taste lange drücken.
XWiki: show / hide DIV
{{velocity}} {{html}} <div id="DIV ID" class=""> This Box will be hidden if you click on the box below! </div> <div onclick="toggleClass($('DIV ID'), 'hidden')"> Show/Hide the box! </div> Or alternatively the following one to keep the box hidden wh...
online sql queries
If you have an online csv you can online query it like a database with https://lite.datasette.io. You can load data from a CSV file hosted online (provided it allows access-control-allow-origin: *) by passing that URL as a ?csv= parameter - or by clicking th...
Audio fingerprinting
Source: https://emysound.com/blog/open-source/2020/06/12/how-audio-fingerprinting-works.html I have been developing the SoundFingerprinting open source project for the last ten years. One of the questions I often receive is “how does music recognition works?”...
Styling with uBlock origin
For personal styling you can use uBlock origin filter. Go to extensions options > my filter or follow link to chrome-extension://ddkjiahejlhfcafbddmgiahcphecmpfh/dashboard.html#1p-filters.html. Example for a styling: example.org##.navbar-default:style(backgr...
Office: wrong user
If the owner file has the wrong user too you can change it in the registry. The path is HKEY_CURRENT_USER\Software\Microsoft\Office\Common\UserInfo The key UserName (Type REG_SZ) could be set.
Soldering w/o third hand
https://www.instructables.com/Soldering-Wires-Heres-a-Better-Way/ How It Works Instead of the solder being last to the joint, I apply it first and I make sure it's not all melted. I cut off the surplus to ensure the joint will h...
git: delete remote branch
First go out of the branch you want to remove. Then: git branch -D $BRANCH && git push origin --delete $BRANCH
Accessibility Fonts
Fonts good for a11y Atkinson Hyperlegible Font - https://brailleinstitute.org/freefont Open Dyslexic - https://opendyslexic.org
shell: "clang" not running properly - xcode problem
After xcode update clang won't work properly. That's because of missing sub updates xcode will do on first launch. If you don't want to launch xcode itself execute: xcodebuild -runFirstLaunch
Electret capsule on phantom power
It mostly will have 1,5 to 10 volts what is much more lower then 48 V phantom power. Solder a 6,8 kΩ between both legs. And to lower rf dirt solder a 100 pF capacitor in parallel to the resitor. To not have an open and floating cold wire solder again a 6,8 ...
Url: remove query string parameter
function removeParam(paramName) { let searchParams = new URLSearchParams(window.location.search); searchParams.delete(paramName); if (history.replaceState) { let searchString = searchParams.toString().length > 0 ? '?' + searchParams.toS...
Wormhole link collection
Webwormhole home page: https://webwormhole.io Webwormhole documentation: https://pkg.go.dev/webwormhole.io/cmd/ww Magic-wormhole documentation: https://magic-wormhole.readthedocs.io/en/latest/welcome.html#cli-tool Magic-wormhole source code: https://github....
The HTTP crash course nobody asked for
Link: https://fasterthanli.me/articles/the-http-crash-course-nobody-asked-for Excellent page explaining http protocol
Sound
A very excellent page about sound: https://ciechanow.ski/sound/. This article is from Bartosz Ciechanowski and written October 18, 2022. I copied all text here to have a backup of all the thoughts. If still available visit the original page as there are many o...
Shazam
Dieser Artikel ist eine Kopie des Artikel auf https://www.matheretter.de/wiki/shazam-uberblick. Die gesamte Lesezeit aller Kapitel beträgt ca. 45 Minuten Shazam Überblick Lesezeit: 5 min Ein Audio-Fingerabdruck ist eine digitale Zusammenfassung, die zum Id...
Sennheiser Mikrofone vor 1986
Source: https://cderksen.home.xs4all.nl/mics/SennheiserVtgMicModels.htm Sennheiser Vintage Microphone Model List This is a list of all Sennheiser microphones with a production start date before 1986 that I am aware of. Why 1986? That is when Sennheiser came ...