Building a browser metronome: schedule audio ahead of the UI clock
I'm building Pianory, a browser-based piano learning and practice app. One small feature has a useful implementation lesson: a metronome needs both…
DevOps
⚑ Report a ProblemLatest DevOps news from Tech News
All topics
agents
ai
api
architecture
automation
aws
backend
beginners
cloud
database
devchallenge
devops
docker
javascript
kubernetes
llm
machinelearning
mcp
node
opensource
performance
productivity
programming
python
security
showdev
testing
tutorial
typescript
webdev
Detecting BPM and musical key in the browser (and encoding MP4 with WebCodecs)
We run AIMusicVideoGen , an AI music video generator for independent artists. The main product needs a server, but along the way we built three smal…
Your Hand Is a Continuous Signal. A Scale Is Not. That Gap Is the Whole Problem.
A webcam hand tracker hands you a position, thirty or sixty times a second, as a float between 0 and 1. A musical scale hands you seven notes per oc…
Recording Spec-Compliant WAV Files (16-bit/Mono/Uncompressed) Using Only Web Audio
📝 Originally published (in Japanese) at forge.workstyle.tech . Introduction to Clean Audio Recording When it comes to recording audio in the browser…
TIL canvas.captureStream() is video-only — here's how I mixed voiceover + music into a MediaRecorder export" published: true
TL;DR — canvas.captureStream() only carries video tracks. To get audio into your MediaRecorder export you need to build an AudioContext graph that l…