The Wiert Corner – irregular stream of stuff

Jeroen W. Pluimers on .NET, C#, Delphi, databases, and personal interests

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Archive for the ‘Development’ Category

Anyone who knows where to find the actual source code of the Stack Overflow / Stack Exchange WYSIWYG editor? (it has a strikethrough bug)

Posted by jpluimers on 2026/08/27

I edited an answer to [Wayback/Archive] git – View rendered output of a gist? – Stack Overflow¹ and it appears that Stack Overflow / Stack Exchange have introduced a WYSIWYG editor of which the help still points to the old Markdown editor.

[Wayback/Archive] Markdown Editing Help – Stack Overflow

The problem is that the new WYSIWYG editor generates Markdown that in part cannot be properly rendered by the Markdown question / answer viewer (for instance, strikethrough is emitted as by the WYSIWYG editor in Markdown as ˜˜strikethrough˜˜ but the viewer can only render <s>strikethrough</s>.

Since their meta sites are toxic as hell:

is there anyone that knows where to find the source code of the Stack Overflow / Stack Exchange  WYSIWYG editor?

Thanks!

From the links below, I doubt the StackExchange pagedown repository is the one as it has been unmaintained since 2012 and the WYSIWYG editor is still in beta: I would have expected bug fixes over time, but there aren’t. Or maybe that all is caused by the toxicity on their platform?

This was my queste for information and some of the links I found:

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Posted in Development, Lightweight markup language, MarkDown, Pingback, SocialMedia, Software Development, StackExchange, Stackoverflow | Leave a Comment »

I didn’t realise there were so many power supply models for MikroTik Routers and Wireless (via their Products page)

Posted by jpluimers on 2026/08/27

Lot’s of power supplies on [Wayback/Archive] MikroTik Routers and Wireless – Products, most (except the internal ones) I listed below grouped by output voltage and amperage (and wattage which I rounded down).

I didn’t realise there were so many and that there basically is no consistent naming scheme.

24V

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Posted in Development, Hardware, Hardware Development, MikroTik, Network-and-equipment, Power User, routers | Leave a Comment »

Some links on finding the redirection target of a URL from within a web-browser

Posted by jpluimers on 2026/08/26

Likely what I want is not possible because of CORS or CSP (both security features, often mixed up in writings), but just in case below are some links I found.

The problem at hand was that I wanted to use the functionality of a site like [Wayback/Archive] Redirect Checker | Check your Statuscode 301 vs 302, but on the client side because sometimes redirects depend on locality (for example, but not limited to, AliExpress sites).

Thinks like these fail with CSP errors like Refused to connect to 'https://t.co/Ui4Wmesq1j' because it violates the following Content Security Policy directive: "connect-src chrome://resources chrome://theme 'self'".:

var xhr = new XMLHttpRequest();
xhr.onload = function() {
  if (this.status < 400 && this.status >= 300) {
    console.log('request redirects to ' + this.getResponseHeader("Location"));
  } else {
    console.log('request does not redirect');
  }
}
xhr.open('HEAD', 'https://t.co/Ui4Wmesq1j', true);
xhr.send();

Links – many of them mentioning CORS, but few CSP:

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Posted in Communications Development, Development, HTTP, Internet protocol suite, Software Development, TCP, Web Development | Tagged: , , | Leave a Comment »

ceceradio/twitter-block-chain: Chrome extension to block all users on a followers/following page.

Posted by jpluimers on 2026/08/26

Cool: [Wayback/Archive] ceceradio/twitter-block-chain: Chrome extension to block all users on a followers/following page.

On the play store: [Wayback/Archive] Twitter Block Chain – Chrome Web Store

Via: [Wayback/Archive] Ӏօղցմìçհ on Twitter: “Weet iemand een goede tool om alle volgers van iemand in een klap te blocken ? En dan liefst een tool die niet 30 dollar per maand kost ..” / Twitter

It’s not just cool because of the functionality, but also because it is a relatively small extension from which I hopefully can learn a bit or two when starting to write my own extensions.

–jeroen

Posted in Chrome, CSS, Development, HTML, HTML5, JavaScript/ECMAScript, Scripting, Software Development, Web Browsers, Web Development | Leave a Comment »

Not doing CSS much, I was this years old to learn about “font-variant-numeric: tabular-nums”

Posted by jpluimers on 2026/08/25

Via the below BSKY post (some call these skeets), I learned about the CSS feature “font-variant-numeric: tabular-nums” which switches on the OpenType tnum feature of fonts that support it.

More and more supports these tabular numerics, which makes all digits equally wide making both numbers in tables and lists as well as quickly changing numbers like sub-second timers a lot easier to read.

Failing example due to WordPress ditching the style

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Posted in CSS, Development, Font, Google, GoogleFonts, HTML, Power User, Software Development, Web Development | Leave a Comment »

PiKVM with MacMini: Uptimelab hardware hacks by @Merocle

Posted by jpluimers on 2026/08/25

For my link archive:

Related (some are older versions of the above):

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Posted in Apple, Development, Hardware, Hardware Development, KVM keyboard/video/mouse, Mac, MacMini, PiKVM / Pi-KVM, Power User, Raspberry Pi | Leave a Comment »

Open source meme generators on GitHub

Posted by jpluimers on 2026/08/20

I knew open source meme generators would exist, but I never searched for them before. Here is a small table with generator and repository columns:

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Posted in *nix, *nix-tools, ash/dash, bash, bash, Batch-Files, Bookmarklet, CSS, Development, HTML, JavaScript/ECMAScript, Makefile, Power User, Python, Scripting, sh, Sh Shell, Software Development, Web Browsers, Web Development | Leave a Comment »

Bookmarklets for going from the Wayback Machine to Archive Today

Posted by jpluimers on 2026/08/20

To ease my blogging, I wrote two more Bookmarklets that help me navigate to or save from a Wayback machine archived page to Archive Today.

A key thing I learned over the past 2+ decades is that “the cloud” (i.e. cloud computing) is “just someone else’s computer” which tends to be unavailable right when you need it no matter the applicable service-level agreement.

Which means that a long while ago, I switched to archiving external links to both the Wayback machine and Archive Today.

Since the Wayback machine is my primary, it helps to have Bookmarklets to go from such an archived page to the equivalent one on Archive Today, or even save it if it isn’t there.

So I made two more Bookmarklets which I will illustrate using the example.org based links https://example.org and http://example.org:

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Posted in archive.is / archive.today, Bookmarklet, Conference Topics, Conferences, Development, Event, Internet, InternetArchive, JavaScript/ECMAScript, Power User, Scripting, SocialMedia, Software Development, WayBack machine, Web Browsers, Web Development, WordPress | Leave a Comment »

Fixed my Windows Update Error 0x800705b9 on Windows 11 25H2: Reset Windows Update Components batch files

Posted by jpluimers on 2026/08/19

I created the gist [Wayback/Archive] Fixed my Windows Update Error 0x800705b9 on Windows 11 25H2: Reset Windows Update Components batch files from https://kimiyoya.com/windows-update-error-0x800705b9-fix-en/ and https://www.elevenforum.com/t/reset-windows-update-in-windows-11.3808/ · GitHub

In it, the first batch file solved the Windows Update Error 0x800705b9 I had on a Windows 11 25H2 machine, probably with the root cause that the C: drive had become full during running updates.

Standard measures failed:

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Posted in Software Development, Development, Power User, Scripting, Batch-Files, Windows, Windows 11 | Leave a Comment »

Some LoRaWAN notes to decide buy or build?

Posted by jpluimers on 2026/08/19

A long time ago, I volunteered to participate in the first Dutch LoRaWAN initiative but somehow no more follow-up after the first initial 2015 email exchange.

Now that I have reached peak recovery of all my cancer treatments and LoRaWAN is far more available there is some room for experimentation.

Related blog post: Kerlink IoT station page | LoRa | Semtech

History:

So now some links in case I want to have my own LoRaWAN gateway:

  1. [Wayback/A] Jilles Groenendijk on Twitter: “And we are Live, second LoraWan gateway in Hellevoetsluis. This was the easiest setup of Hardware I have ever seen. Nerds get one, it is affordable, mod-able and you’ll extend the network! NL link: antratek.nl/the-things-indoor-gateway

    [Wayback/Archive] The Things Indoor LoRaWAN Gateway, TTIG-868 – Antratek Electronics

  2. [Wayback/Archive] Jilles Groenendijk on Twitter: “Supposed to receive my TTIG today. Need to void the warranty though. #TheThingsNetwork #LoraWan”
    1. [Wayback/Archive] Hacking the TTI Indoor Gateway – Tinkerman
      • DIY Schuko plug for the TTI Indoor Gateway
      • Adding an external antenna, is it worth it?
      • Peaking into the firmware
      • Final touch: originates with TrackNet
      • How to enable the CP2102N on the TTIG
    2. [Wayback/Archive] The Things indoor gateway EU power plug by Rdfo – Thingiverse
    3. [Wayback/Archive] TTN Indoor Gateway – Stand, Rod- and Wallmount by LittleJoeMuc – Thingiverse
    4. [Wayback/Archive] TTIG_POWER
    5. [Wayback/Archive] The Things Network by Wienke Giezeman — Kickstarter
    6. [Wayback/Archive] The Things Indoor Gateway | The Things Network
    7. [Wayback/Archive] www.iot-shop.de The Things Indoor LoRaWAN Indoor Gateway TTNv3 Enabled for Installing LoRaWAN Networks: Amazon.de: Computer & Accessories
  3. [Wayback/Archive] Jilles Groenendijk on Twitter: “Ladies and Gentlemen, we’ve got him!”

    Image

–jeroen

Posted in Communications Development, Development, Hardware, Hardware Development, IoT Internet of Things, LoRa - Long Range wireless communications network, Network-and-equipment, Power User | Leave a Comment »