Serendipity and the most detailed map of my knowledge that ever existed

Introduction / TL;DR Existing note-taking apps like OneNote or Evernote are unsatisfying to me, especially when it comes to ordering and structuring your notes and keeping control over your data. This is why I have built an app called NENO (an acronym for “network of notes”) that not only lets you take notes, but also… Continue reading Serendipity and the most detailed map of my knowledge that ever existed

Two Service Worker & Push Notification GOTCHAs

I have spent my day diving into Service Workers and Push Notifications since I wanted my webapp STQ (a German Star Trek trivia quiz app) to send out push messages to users. This has probably been the most wanted feature ever since. Addy Osmani’s guide on PWAs and this codelab by Sam Dutton on implementing push notifications are… Continue reading Two Service Worker & Push Notification GOTCHAs

Should your web audio app have a limiter?

Did you come across digital clipping in web audio apps? I certainly did several times (mostly in my own apps though). This undesired effect occurs when you play several sound sources at the same time, which results in a signal that is louder than the maximum of 0 dBFS. Since a digital system is unable to… Continue reading Should your web audio app have a limiter?

Beatsketch

I just wanted to mention that I did this thing called Beatsketch last year. It lets you make music on the web without having to know much about making music. BeatSketch from Sebastian Zimmer is a collaborative music production tool that Sebastian developed for his Master’s degree in Computer Science. A song consists of multiple… Continue reading Beatsketch

Emoji Piano

Has anybody created an emoji keyboard that’s actually a piano keyboard for writing musical notation? Wanted a quick way to tweet a melody. — AudioGrains (@AudioGrainsBlog) 5. Januar 2016 Inspired by @AudioGrains tweet, I made this little Emoji Piano. Emoji Piano lets you create simple melodies and encodes them with Unicode emojis which you can… Continue reading Emoji Piano

XML in the browser

Currently, I’m doing some XML manipulation and transformation in the web browser. I have encountered some obstacles, tips and thoughts that I want to share with you.