Tutorial - Dave Jansen

Tutorial

A collection of 36 posts

Enable webp image support on Fedora

Enable webp image support on Fedora

I was surprised to find out just last week that webp images are basically universally supported by web browsers these days, which is something I somehow completely missed up until now. And so last week I went through my entire blog post history and manually replaced each photo and screenshot

Disable Pipewire Suspend on Idle to avoid audio pops, delays, and white noise

Disable Pipewire Suspend on Idle to avoid audio pops, delays, and white noise

In case you're experiencing a sound pop whenever sound is played after a a certain amount of time – or a little while after sound has played. Or perhaps you have more sensitive hearing or headphones/speakers and can notice white noise coming from your computer after a little while. If

Synology Surveillance Station Client on Linux

Synology Surveillance Station Client on Linux

If you're using Synology Surveillance Station with security cameras that use H.265 and/or AAC encoding and are running Linux, you might have run into the issue of not being able to actually view your camera feeds in the Surveillance Station web view. Even if you have configured your

Configure Fedora with full root level snapshot support

Configure Fedora with full root level snapshot support

A guide walking you through how to configure your Fedora installation to get full root snapshot and rollback support.

Manage docker without needing sudo on your Synology NAS

Manage docker without needing sudo on your Synology NAS

If you've installed and used docker before, you're probably familiar with adding your computer's user account to the docker user group to allow you to control docker (and docker-compose) without needing to use sudo. For production setups it might be beneficial to maintain that level of security, but for a

Automatically schedule a photos re-index on your Synology NAS to add missing images

Automatically schedule a photos re-index on your Synology NAS to add missing images

If you've been having trouble getting Synology Photos to more consistently show newly added images and videos, this might be of use to you.

Add custom resolution and refresh rate when using Wayland

Add custom resolution and refresh rate when using Wayland

Monitors and/or adapters don't always return all the supported resolutions and refresh rates to your computer. In those cases you may need to do some finagling to get the right configuration to work. On Windows you can usually rely on your graphics card's accompanying software to offer such functionality,

Upgrading mesa-git when it complains about llvm dependency conflicts

Upgrading mesa-git when it complains about llvm dependency conflicts

A quick article on how to solve the issue of not being able to upgrade mesa-git and lib32-mesa-git due to a llvm-libs dependency error thrown by the older version of mesa you're trying to upgrade away from.

Database Featured

How to dump & restore a MongoDB database from a docker container

MongoDB is an interesting tool. Dead simple to create and modify records (or, "documents") that are basically pure JSON goodness, juxtaposed with at times tools or commands that make you scratch your head in utter confusion and/or disbelief. To help prevent me from having to re-figure this out a

Linux Optimizations for your GPD Win Max

Linux Optimizations for your GPD Win Max

Power management, TDP limitations and more.

Installing EndeavourOS on the GPD Win Max

Installing EndeavourOS on the GPD Win Max

A detailed guide on how to install and set up EndeavourOS on your GPD Win Max.

Quick: Remove temporary rsync files after a failed or cancelled sync

Quick: Remove temporary rsync files after a failed or cancelled sync

Whether you've cancelled a sync or something else caused it to stop or fail, you might end up in a situation where you have your destination directories riddled with temporary rsync files. While you might be able to rely on rsync's own --delete-during or --delete-after options, there might be situations

Quick: Use badblocks to check larger hard drives (8TB+)

Quick: Use badblocks to check larger hard drives (8TB+)

Checking newly purchased hard drives can be a smart move, especially before adding them to a pool. While this does not guarantee there won't be any issues, it might help catch some before they could potentially cause for a headache day. I recently purchased two additional drives in preparation for

Installing Manjaro on the GPD Win Max (GNOME)

Installing Manjaro on the GPD Win Max (GNOME)

A detailed guide on how to install and set up Manjaro on your GPD Win Max.

Quick: How to fix screen tearing in Ubuntu with AMD GPUs and X11

Quick: How to fix screen tearing in Ubuntu with AMD GPUs and X11

Every now and then you run into a little oddity that reminds you you're running Linux. Something that you really shouldn't even have to think about, but somehow lacks any GUI configuration, and is tucked away behind a config file you have to create yourself. This feels especially noticeable because

Converting a WordPress site into a static website

Learn With Me Featured

Converting a WordPress site into a static website

Recently I had to convert a website powered by WordPress into a static site, as I wanted to host it in an archived state without having to maintain it on a service that supports all the bells and whistles that WordPress requires. Since the content cannot be updated any more

Install macOS Big Sur 10.0.1 public release in a VM (QEMU)

Install macOS Big Sur 10.0.1 public release in a VM (QEMU)

This is a small addendum to my main article on how to install macOS in a VM, which I'll keep as-is as that's effectively the normal way. But, if you'd like to jump on the fresh-off-the-press public release of Big Sur, here's what you have to do to make that

Increase thumbnail cache in Ubuntu

Increase thumbnail cache in Ubuntu

You might have noticed that with the thumbnail view enabled in Ubuntu (or, the Nautilus file browser) that thumbnails seem to have to be re-generated quite frequently. This is due to the cache size limit being set quite small by default, at just 512mb. This quick guide is to show

Audit & Fix your NPM packages when using Yarn

Audit & Fix your NPM packages when using Yarn

Yarn is a nice alternative to NPM, with pretty much feature parity and, depending on the version, some speed benefits too, though these days perhaps slightly less so as compared to a few years ago. While there's pretty much feature parity, there's one area where Yarn is missing one somewhat

Install macOS Big Sur 11.0.1 RC2 in a VM (QEMU)

Hackintosh Featured

Install macOS Big Sur 11.0.1 RC2 in a VM (QEMU)

A new macOS release is nearing release, and it's a big one. So big that this time it's really, completely and definitely not OS X any longer. With the death of Kexts looming and the transition away from Intel CPUs spelling disaster for Hackintoshers and multi-OS users alike, it's certainly

Install a Linux kernel of choice under Ubuntu.

Install a Linux kernel of choice under Ubuntu.

Checking this one off of the "did not expect I'd ever have to figure this one out" list. Here's a quick guide on how to install a Linux kernel version of choice under Ubuntu 20.04 LTS. Alternative title: Fix amdgpu issues and related system stability woes with your Radeon

Quick: Give full filesystem access to Flatpak-installed applications

Quick: Give full filesystem access to Flatpak-installed applications

When installing applications using Flatpak you'll sooner or later run into a situation where the default filesystem access permissions the application has been given can get in the way. Sometimes you just want to use applications like Handbrake or MusicBrainz Picard with files located outside of your home folder. For

Setting up MonoDevelop on Ubuntu for Stardew Valley Mod Development

Setting up MonoDevelop on Ubuntu for Stardew Valley Mod Development

As with all things Linux, you occasionally run into a quirk or issue that is either caused by the project not primarily being developed or maintained for Linux, or more directly due to a Linux oddity. Today I'll run through the steps I took to get MonoDevelop set up correctly

Enable Korean input on Ubuntu 19.10 & 20.04

Enable Korean input on Ubuntu 19.10 & 20.04

Here's of those things that are on the surface straight-forward but in practice require a few steps that might not be easy to remember for future (re-)installs. Here are the steps needed to get Korean input working under Ubuntu 19.10, 20.04 and presumably 19.04 too. Installing

My Recommended Firefox Settings

My Recommended Firefox Settings

A bit of a minor post today. I have been meaning to write down my preferred settings for Firefox as its defaults leave a lot to be desired. This is unfortunate actually, as it might throw someone off if their first impression is less good because of this. Firefox is