Alexander Zeitler

If you use Waybar on your Linux desktop (for example with Omarchy), you might want to see the time in different timezones without opening a browser or running extra apps. waybar-worldclock is a small utility that shows your local time in the bar and displ…

If you are using Claude Code and want it to interact with a real browser - navigating pages, taking screenshots, clicking elements - the Chrome DevTools MCP server is the way to go.

The problem Upgrading a Rails app from one version to the next means figuring out what changed in the default rails new output.

The idea Building HTML mockups with AI agents works surprisingly well - until you need to tell the agent which element to change.

The problem Claude Code is multimodal.

The problem When you write Markdown locally, pasting images is trivial - plenty of Neovim plugins handle it.

What's it all about?

The Problem Dropbox stops syncing when no user is logged in.

What's it all about?

What's it all about?

I've switched my tech stacks several times in the past 10+ years.

If you have been following me on X for the past few months, you might have noticed that I've moved on from ASP.NET Core to Ruby on Rails.

How systems should be built: easy to change when business changes.

Just noticed DBeaver has projects, you can organize your connections.

Derek's statement...

Sometimes you want to change urls in 11ty without breaking them.

The State of ASP.NET Core MVC ASP.NET Core TagHelpers have been around for quite some time but only few people seem to like them.

Babu has created a series of posts on how to handle PII using Marten: Personally Identifiable Information masking in Marten documents using partial update/patching Encrypting Personally Identifiable Information at rest in Marten documents Encrypting and c…

You can create multiple feeds using 11ty.

Photo by Michelle Ding on Unsplash Thanks to Omakub I got introduced to Zellij: Zellij is a terminal workspace.

Photo by Dayne Topkin on Unsplash Recently I've been tipping my toes into Ruby/Rails water and I wanted to give the Rails Event Store a try.

Photo by Viktor Forgacs on Unsplash C# records are a great addition to the language.

Photo by Vincent van Zalinge on Unsplash HTMX and Alpine.js are a great combination.

Photo by Sigmund on Unsplash If you're running nginx in a Docker container, you might want to rotate the logs.

Photo by Chris Ried on Unsplash For some tasks like writing I prefer to have my displays set to monochrome / grayscale.

Photo by Soundtrap on Unsplash A while ago I posted how to annotate epub using Logseq.

Photo by Ahmed Zayan on Unsplash We often use shell aliases to make our life easier.

Photo by Luke Chesser on Unsplash Gyula recently asked for a decent cookieless analytics tool on Twitter: Okay.

Photo by Mika Baumeister on Unsplash After dabbling around with some Elixir courses I wanted to dig into the event sourcing sample named "franklin" by Mike Zornek.

I'm journaling my Elixir learnings in Logseq.

Photo by Vlad Shagov on Gitu I've decided to learn Elixir.

Photo by Kelly Sikkema on Unsplash When possible, I'm trying to read books in epub format or as printed books.

Photo by Dim Hou on Unsplash Whenever I've created a new project in Rider and added some files to the project, Rider was asking to add these file to Git / Version control: Ticking "Don't ask again" only helps for this project, but of course there must be a

Photo by Nathan Bingle on Unsplash The other day I was integration testing a Saga in the kliento code base.

I love JetBrains Rider and I'm using it on every Platform: Xubuntu, macOS and Windows.

Photo by Mufid Majnun on Unsplash I'm printing out websites on purpose.

Photo by Jeswin Thomas on Unsplash As you might have noticed on Twitter that I started to evaluate Wolverine (formerly known as "JasperFx") to become the Message Bus for my SaaS apps (e.g. kliento).

This is more or less a follow up to the previous post.

The other day I tried to scaffold ASP.NET Identity for Sqlite (actually I wanted to scaffold it for Postgres but that's another story) from the CLI: dotnet aspnet-codegenerator identity -dc IdentityDbContext -u AppUser -f -gl -dbProvider sqlite Straight f…

While reviewing some PDF articles I took notes that I wanted to delete later on using macOS Preview app.

Photo by Kenny Eliason on Unsplash I've been facing an issue with the ASP.NET developer certificates for ASP.NET Core 7 apps using HTTPS on macOS: ERR_SSL_VERSION_OR_CIPHER_MISMATCH Whatever I tried (dotnet dev-certs https [ --clean / --trust ]), I couldn…

Photo by Glenn Carstens-Peters on Unsplash Recently I learned how to navigate to a folder quickly when opening or saving files on macOS using ⇧ + ⌘ + G on the keyboard.

Photo by Georg Bommeli on Unsplash After playing around with ASP.NET developer certificates on macOS I couldn't get it back to work.

Artwork by Ashley Willis on GitHub I'm running on Xubuntu 22.04 day in day out working with .NET most of the time, so downtime is not an option. .NET 6 SDK was installed using the dotnet6 package from Ubuntu.

Photo by Olga Deeva on Unsplash I got some feedback for my previous post: Will the single view approach work with ASP.NET Razor Pages instead of MVC Views and Controllers?

Photo by Clint Adair on Unsplash A few months ago, the HTMX team published an essay on so-called template fragments to adhere to the Locality of Behavior (and in my opinion also cohesion) principle in server side rendered views.

Photo by Clint Patterson on Unsplash Alpine.js allows you set javascript objects in the scope of a HTML tag using the x-data attribute: <div x-data="{ open: false }"> <button @click="open = !

Photo by José Martín Ramírez Carrasco on Unsplash Even if you don't use B2B SaaS, you might have seen urls like https://theleaddeveloper.slack.com, where you can have your own subdomain on slack.com for your Slack channel.

Photo by Adeolu Eletu on Unsplash Sometimes you need a screenshot of an application window with specific dimensions.

Photo by Florian Klauer on Unsplash Today I tried to deconstruct a C# record with properties and I failed.