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Welcome to the Power Users community on Codidact!

Power Users is a Q&A site for questions about the usage of computer software and hardware. We are still a small site and would like to grow, so please consider joining our community. We are looking forward to your questions and answers; they are the building blocks of a repository of knowledge we are building together.

Posts by matthewsnyder‭

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Q&A How to configure custom DNS for only one Wifi network?

One of the Wifi networks I connect to has a DNS server on it, which is better than public ones. This DNS server is not available when connected to other networks. When I'm on this network, I want ...

0 answers  ·  posted 2mo ago by matthewsnyder‭

Question android dns wifi
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Q&A How can I make moving from Chrome to Firefox as simple as possible?

Firefox is apparently able to automatically import all that: https://support.mozilla.org/en-US/kb/switching-chrome-firefox I personally don't use these auto-imports. I find that browser migration ...

posted 2mo ago by matthewsnyder‭  ·  edited 2mo ago by matthewsnyder‭

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Q&A My hard drive is screeching, now what?

My hard drive is making a screeching/scraping/scratching sound. Is this bad? Will it explode? What I do? How do I figure out which hard drive is doing it, if I have multiple?

2 answers  ·  posted 2mo ago by matthewsnyder‭  ·  last activity 2mo ago by Lundin‭

Question hard-drive hardware
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Q&A Is there a memory book for humans?

Not a real answer, but may be interesting: Silly Tavern includes a memory book Of course, Silly Tavern is a frontend for talking to AIs. So passages from the memory book will be shown to the AI, n...

posted 2mo ago by matthewsnyder‭

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Q&A Is there a memory book for humans?

LLMs (AI) have limited context windows which makes it challenging to include all necessary context in the prompt. A common solution is a memory book. The memory book stores arbitrarily large amoun...

2 answers  ·  posted 2mo ago by matthewsnyder‭  ·  last activity 2mo ago by Zer0‭

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Q&A Browser video sometimes stops working; how can I figure out why?

Does the Mac Mini have a GPU? This sounds like something that could happen due to a graphics driver issue. AFAIK Youtube relies on the HTML5 video element. If it freezes in all browsers, it's prob...

posted 3mo ago by matthewsnyder‭

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Q&A What are the security or privacy implications of browser clipboard events?

It's hard to comment definitively on this because both attack vectors and countermeasures evolve rapidly. My guess would be that Firefox would not allow tab X to see that you copied something on t...

posted 3mo ago by matthewsnyder‭  ·  edited 3mo ago by matthewsnyder‭

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Q&A Is there a program for systematically testing keyboard function?

My keyboard is getting old and occasionally I notice the key presses don't quite register. This keyboard uses membrane switches so I can see how they would wear out after a while and not be as resp...

0 answers  ·  posted 3mo ago by matthewsnyder‭

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Q&A Best practices for small, internet-critical company's ISP for maximal uptime

Your only real option here is redundancy. Besides what manassehkatz explained already, you can also open a second office in a different location. It seems unlikely that internet would fail in two ...

posted 3mo ago by matthewsnyder‭

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Q&A Recommended way to back up large photo/video library on iOS device

I believe the recommended solution by Apple would be to buy a more expensive phone with more storage. This is usually not a very good deal financially. For example, currently the iPhone 15 has a 1...

posted 3mo ago by matthewsnyder‭  ·  edited 3mo ago by matthewsnyder‭

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Q&A How can I separate a home LAN to isolate resources?

I have a home network, including a server (not on public internet) that runs various services. For example, a Nextcloud instance with family photos. Currently, the server is connected to my router...

0 answers  ·  posted 3mo ago by matthewsnyder‭

Question home-networking
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Q&A Alternative to Cheese that allows custom capture directory?

After posting this, I realized that I could simply replace ~/Pictures/Webcam with a symlink. Perhaps this is what the devs intended, in some Zen/Koan way... I would still like to know if there is ...

posted 3mo ago by matthewsnyder‭

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Meta Are non power users questions welcome in Power Users?

I think the way to interpret the site name is not "this site is for power users only", but rather "this site is for any aspiring power user". It doesn't really matter if you're not an expert, and ...

posted 3mo ago by matthewsnyder‭  ·  edited 3mo ago by matthewsnyder‭

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Q&A How can I do a one-time data import to DokuWiki to create many pages?

While I was writing the answer, I realized that actually Selenium can be used to do this without any need for Dokuwiki plugins that support your specific use case. Selenium is an automated Chrome, ...

posted 3mo ago by matthewsnyder‭  ·  edited 3mo ago by matthewsnyder‭

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Q&A Are there consequences for going VR for primary computer display?

The obvious risk is probably developing myopia due to prolonged focusing on a near object. This is similar to the idea that being on the computer too much exacerbates myopia (and perhaps also the i...

posted 4mo ago by matthewsnyder‭  ·  edited 4mo ago by matthewsnyder‭

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Q&A Alternative to Cheese that allows custom capture directory?

I use Cheese to take photos with my webcam. The photos get saved under ~/Pictures/Webcam which I don't like. I want them somewhere else. In typical, presumptuous Gnome fashion, there is no UI in C...

1 answer  ·  posted 4mo ago by matthewsnyder‭  ·  last activity 3mo ago by matthewsnyder‭

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Q&A Low cost programmatic access to US brokers

Are there US stock brokers that allow programmatic access for retail investing? I would like to be able to connect to my broker's API to check my stock portfolio and place trades. I'm not looking ...

0 answers  ·  posted 5mo ago by matthewsnyder‭  ·  edited 5mo ago by matthewsnyder‭

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Q&A Google voice rings only a few times in browser

When I receive a call with Google Voice open in a browser on my desktop, it only rings briefly in the browser (about 2 seconds). After that, my phone starts ringing. When I'm at my computer, I wan...

0 answers  ·  posted 5mo ago by matthewsnyder‭

Question google-voice
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Q&A Can't subscribe to Google Calendar from URL

The URL https://calendar.google.com/calendar/u/1?cid=abc123 is not the right format for the From URL field. https://calendar.google.com/calendar/u/1?cid=abc123 goes to a website showing the calend...

posted 5mo ago by matthewsnyder‭

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Q&A Can't subscribe to Google Calendar from URL

I have created a Google calendar in Google account A. In the calendar's settings, under Access permissions for events, I have left Make available to public unchecked. When I click Get shareable lin...

1 answer  ·  posted 5mo ago by matthewsnyder‭  ·  last activity 5mo ago by matthewsnyder‭

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Q&A How do I trick Google meet into letting my browser use backgrounds?

When I use my Firefox-family browser to connect to Google Meet: Update your browser to use visual effects You're using an older browser version that doesn't work with Meet's visual effects I...

0 answers  ·  posted 6mo ago by matthewsnyder‭

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Q&A Easiest way to set up a mailing list

What is the easiest way to set up a mailing list? The goal is to send an email to one address, and it gets automatically re-sent to everyone who is currently subscribed to that list. Ideally, the ...

1 answer  ·  posted 6mo ago by matthewsnyder‭  ·  last activity 6mo ago by manassehkatz‭

Question email
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Q&A KMail: Run script on open for local mail dirs

I use offlineimap to synchronize my mail, and I have the directory set up as a local folder in KMail. Currently, I open KMail and also run offlineimap to synchronize my mail. Is there a way to mak...

0 answers  ·  posted 7mo ago by matthewsnyder‭

Question email kmail
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Q&A How can I filter GitHub commits by date range, in a friendlier way than git log?

I would handle this with git bisect. Assuming you have a known good old commit C_GOOD (this would be your "since") and a known bad new commit C_BAD (this would be your "until"), git bisect start C_...

posted 7mo ago by matthewsnyder‭  ·  edited 7mo ago by matthewsnyder‭

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Q&A How do I make animated dotted lines ("marching ants") in images on my web page?

SVG apparently has an <animate> tag which can do this. The thing you would animate is the offset of the points/dashes on the line. This is called <stroke-dashoffset>. It sounds like y...

posted 7mo ago by matthewsnyder‭

Answer