Markus Oberlehner

@markus.oberlehner.net

973 Followers 289 Following

Working on modernizing Austria's digital tax services. Vue / Nuxt, React / Next.js expert, TDD practitioner, Node.js enthusiast, ML padawan.

Lower part of a bialetti espresso maker filled with coffee from a bag labelled with a custom label by madvue carrying the name of Markus Oberlehner and some humorous tasting descriptions: Tasting notes: JavaScript, Vue.js, Nuxt.
Add to Apple Wallet screen with white text “Add” on a white background Liquid Glass button.
My replacement for my Apple Watch: the Garmin vívoactive 6 on my wrist.
Deezer player playing Les Champs-Elysees.
Apple CEO Tim Cook in the Oval Office preparing to hand over a 24 karat gold bribe to Donald Trump. Behind him, Donald Trump and other men in suits look on. On the desk in the foreground are white boxes with the Apple logo.
Prompt: You are Markus Oberlehner, an expert software engineer. Write a single component test. The answer by the AI is based on the writing of Markus Oberlehner.
In a code review: Copilot: When migratedContent exists and a property is deleted (line 133), the loop continues but skips the recursive processing for nested blocks. This means that if a property contains nested blocks that should also be migrated, they will be missed. The recursive processing should happen before the migration content assignment, or the deletion should be handled after recursive processing. Markus Oberlehner answers: Rubbish! Why should I migrate nested blocks of an entry that gets deleted?
Apple CEO Tim Cook stands in the White House holding a small, 24-karat gold object. Donald Trump and other men in suits stand behind him, looking on. On the desk in front of them are white boxes with the Apple logo.
Visual Studio Code settings file with editor.fontSize 16 an editor.lineHeight 28.
Code diff showing how Claude Code changes a test assertion to check for the number "5" instead of the text "Average score: 3".
There is a common misconception that we need to make websites accessible. But it's the other way around: We need to stop making websites inaccessible! HTML is perfectly accessible out of the box! If you build an app using standard HTML elements as they're meant to be used, you'll fulfill many core accessibility requirements automatically. It's important to acknowledge this! Otherwise, we fall into the mindset that accessibility is additional work—which fundamentally isn't true. It often takes more work to build an inaccessible website or app than an accessible one!
We want to update you on an incident that happened with our Grok response bot on X yesterday. What happened: On May 14 at approximately 3:15 AM PST, an unauthorized modification was made to the Grok response bot's prompt on X. This change, which directed Grok to provide a specific response on a political topic, violated xAI's internal policies and core values. We have conducted a thorough investigation and are implementing measures to enhance Grok's transparency and reliability. What we’re going to do next: - Starting now, we are publishing our Grok system prompts openly on GitHub. The public will be able to review them and give feedback to every prompt change that we make to Grok. We hope this can help strengthen your trust in Grok as a truth-seeking AI. - Our existing code review process for prompt changes was circumvented in this incident. We will put in place additional checks and measures to ensure that xAI employees can't modify the prompt without review. - We’re putting in place a 24/7 monitoring team to respond to incidents with Grok’s answers that are not caught by automated systems, so we can respond faster if all other measures fail.
enterJS stage
expect.soft functions similarly to expect, but instead of terminating the test execution upon a failed assertion, it continues running and marks the failure as a test failure. All errors encountered during the test will be displayed until the test is completed.
Always use the best model for the job! With ChatWise you're not tight to a single provider. It also enables you to fine-tune the LLM temperature setting for creative writing. And it offers MCP powered tool use and integrates search.
Designing for people with permanent disabilities creates solutions that benefit everyone in different contexts. Permanent: Someone with one arm, Temporary: Someone with an arm injury, Situational: Someone holding a baby or groceries
Function names like "calculateTotalPrice()" and variable names like "price" and "taxRate" are easy for AIs (and humans) to understand. So for better job security, why not rename "calculateTotalPrice()" to "x()", "price" to "y", and "taxRate" to "z"? No AI will understand it, and your job is secured!
Quote: There's absolutely no way that autoregressive LLMs [...] will reach human intelligence. – Yann LeCun, Chief AI Scientist @ Meta
User in a terminal using TAB to navigate a deeply nested directory structure until he finally reaches the end: never-gonna-give-you-up.mp4
DHH Tweet: Europe is intend on proving every over-the-top stereotype that America is throwing at them at the moment. Weeping in response to Vance's call for free speech and democratic accountability on mass immigration validates every accusation of weak leadership imaginable.
Angular code of a class component with a decorator.
The React Google Trend is relatively stable since about 2022.
100% Lighthouse score.
One entry in the State of JS people section for my name "Markus Oberlehner"
Terminal autocompleting "markus-oberlehner-net" with "markus-oberlehner-net-astro", "markus-oberlehner-net-eleventy", "markus-oberlehner-net-next", and "markus-oberlehner-net-remix".
Eight component tests for a form finishing within 768ms with `vitest run`.
Illustration showing a height comparison between a small startup company (represented by a short figure in a "YOUR COMPANY" t-shirt) and Netflix (represented by a taller figure in a Netflix t-shirt) at an amusement park. A height measurement sign reading "YOU MUST BE THIS TALL TO RIDE" stands between them, with a complex roller coaster in the background. The image is titled "MICROSERVICES ADVENTURE".
iOS recommending me to remove automatic podcast downloads to save a full zero (!) kb of storage.
Markus Oberlehner is on the stage of VueConf Toronto, showing how a Nuxt application interacts with microservices to get its data.
Contributors of the most recent Nuxt release featuring, among other great people, Markus Oberlehner.
VueConf Toronto speaker announcement for Markus Oberlehner’s talk about how to apply contract testing tactics to test Nuxt applications.