Programming

My posts concerning programming will follow my private projects I do in the evenings. Currently that’s app development with Flutter, but there will follow Angular, SVGs, animation and a huge project with REST, Java and graphics…

• 
  Digital Accessibility – Rules and a Quick CheckJuly 29, 2025
  How does one define an accessible application? Or the other way round; how do I guarantee that my application is accessible?There might never be 100% accessibility for any application and the questions above are equally difficult to answer. But standards to the rescue. There are guidelines to check for accessibility criteria. WCAG – Web Content… Read more: Digital Accessibility – Rules and a Quick Check
• 
  Scrolling or Pagination?July 23, 2025
  The topic popped up at work. After getting lost in a rabbit hole I wanted to summarize my new knowledge in this post. We won’t be the only ones struggling to decide whether to scroll or paginate our content. The Problem Sometimes content for web and apps tend to become very long, taking up a… Read more: Scrolling or Pagination?
• 
  Digital Accessibility- Barriers and the affectedNovember 27, 2023
  As a starter, I like to ask my audience whom of them is affected by digital barriers. Bad eyesight? Dyslexia? Red-green-blindness? But this is just a fraction of conditions that affect the usage of the internet. Microsoft barrier matrix There are different areas of perception where restrictions may occur. Vision, touch, hearing, and speak. And… Read more: Digital Accessibility- Barriers and the affected
• 
  Digital Accessibility – A WorkshopNovember 20, 2023
  Barrierefreiheit ist eine wichtige und ursprüngliche Anforderung an das Internet und alle Seiten und Anwendungen, die in ihm zur Verfügung stehen. An der Umsetzung de
• 
  Customization for my Angular ApplicationApril 7, 2023
  On my journey to accessibility for web, apps, and everything, I decided to build a feature into my app, to make the appearance fully customizable for the user.
• 
  My Flutter Flight – Generate some Puzzle Levels – Part 2January 11, 2023
  Trying to solve auto generated puzzle levels – but with mixed success.
• 
  Digital Accessibility: ColorsJune 21, 2022
  Low color contrast is by the time the most common failure of digital accessibility. But it’s very easy to fix that.
• 
  My Flutter Flight – Generate some Puzzle Levels – Part 1April 8, 2022
  With a puzzle game comes the need for levels. Here is my way to create them. Part I describes the generation of random levels.
• 
  My Flutter Flight – Add some soundFebruary 26, 2022
  Good games feature good sounds and background music. So here is how I managed to insert them into my flutter game.
• 
  App Development – Before the programmingJanuary 10, 2022
  Even before writing the first line of code, there is some planning to do first. About how to develop an app and where to get needed resources.
• 
  Achievements for AppsOctober 26, 2021
  Achievements motivate users to use apps. For the full experience, here are four types of achievements to use.
• 
  Angular – User Accounts with Firebase Rest APISeptember 28, 2021
  My preferred handling of user accounts consists of an anonymous usage that can be upgraded to online storage of data.
• 
  Angular – Welcome to the dark modeSeptember 19, 2021
  When implementing the dark mode for an angular project, there are several possibilities after detecting the users preference.
• 
  Dark ModeSeptember 6, 2021
  By today the dark mode is widely known and used. But there are pitfalls in implementation and misbeliefs about its benefits.
• 
  Web Forms – TestsAugust 26, 2021
  To adequately test a web form, the first step is a test plan. Consider the different ways to interact with the form.
• 
  Web Forms – DesignAugust 14, 2021
  Manche Webanwendungen kommen nicht um mehr oder weniger umfangreiche Formulare herum. Hier gilt das richtige Vorgehen, angefangen beim durchdachten Design.
• 
  My Flutter Flight – Welcome to the Dark ModeJune 28, 2021
  Browser, Desktop and mobile App – they all bend under the device’ dark mode. Some users want to have a last veto within a switch.
• 
  My Flame Game – Ultimate background imageMay 6, 2021
  I want my game to be playable in landscape AND portrait mode. And this is how I choose to do it.
• 
  My Flutter-Flight – “What’s new” MessagesApril 16, 2021
  For first time users and after an update, I want to display information to my users. A tutorial or release notes.
• 
  My Flutter-Flight – Update your AppApril 7, 2021
  This is for me to remember how to update my app for all the flutter platforms… and for those who are interested.