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I’m an independent IT consultant and entrepreneur in the Internet and software business. I’m interested in design, enterprise applications, web apps and SaaS products. I design and develop business solutions and applications. I help companies in terms of software quality and knowledge transfer, e.g. with Angular and Spring Boot.

Spring I/O 2023 – Keynote

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Cassie Evans – Animating the Impossible @ btconf Düsseldorf 2023

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Michelle Barker – Modern CSS Layout is Awesome! @ btconf Düsseldorf 2023

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JSON Visualization With JSON Crack

JSON Crack is a JSON visualization solution that allows to generated ad-hoc graph visualizations for your JSON data. While one of the huge advantages of JSON over other data formats certainly is that it's human-readable, more complex JSON documents containing linked data structures can become unwieldy and difficult to understand - at a cursory glimpse, at least. Such situations is where a tool like JSON Crack for visualizing data can come handy. Read more

Client-Side Rendering on the Web: Approaches and Frameworks

Exploring Potential Benefits of Client-Side Rendering Client-side rendering is a powerful tool for web developers, offering a range of benefits that can help to improve the user experience and performance of a website. In this article, we will explore the advantages of client-side rendering and how it can be used to create a better user experience. Client-side rendering is a process in which the browser is used to render the HTML, CSS, and JavaScript of a web page. This is in contrast to ... Read more

Modern Frontends Using Spring Boot and Thymeleaf With Htmx by Wim Deblauwe @ Spring I/O 2022

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HTTP Status Codes in a Nutshell

Recently, full-stack developer Parik tweeted this slide from a talk that neatly - if in a somewhat flippant manner - summarises HTTP status codes: https://twitter.com/parik36/status/1521467121720598536 1**: "Hold on!" 2** "Here you go!" 3**: "Go away!" 4**: "You fucked up." 5**: "I fucked up." In other - only slightly more technical - terms, HTTP status codes can be categorised as: 1**: Informational 2** Successful 3**: Redirects 4**: Client errors 5**: Server error Read more

Manuel Matuzovic – Lost in Translation @ beyond tellerrand Düsseldorf 2022

At beyond tellerrand Düsseldorf 2022 frontend developer and accessibility expert Manuel Matuzović gave this insightful - and genuinely funny - talk on web accessibility and in particular on how information often gets lost when web developers focus almost exclusively - to the exclusion of semantics and a design's intent - on the visual aspects while translating requirements into HTML and CSS: Read more

Harry Roberts – Get Your “head” Straight @ beyond tellerrand Düsseldorf 2021

At this year's Düsseldorf edition of beyond tellerrand, Web Performance Consultant Harry Roberts gave this insightful talk on how to design and craft the oft-overlooked (no pun intended ...) HTML <head> element's content in terms of performance: Harry Roberts - Get Your "head" Straight - beyond tellerrand Düseldorf 2021 from beyond tellerrand on Vimeo. Read more

Aaron Parecki – Why Do We Really Need OAuth Anyway? @ beyond tellerrand Düsseldorf 2021

At this year's beyond tellerrand Düsseldorf IndieWebCamp co-founder and OAuth consultant Aaron Parecki gave a talk about OAuth, why we need it, and how we can use it to simplify authentication and authorization in web applications: Aaron Parecki - Why Do We Really Need OAuth Anyway? - beyond tellerrand Düseldorf 2021 from beyond tellerrand on Vimeo. Aaron also provides a guide to building an OAuth 2.0 server and a video course titled "The Nuts and Bolts of OAuth 2.0". Read more
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