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Demo

Explore Daniel R. Odio’s writing, videos, lessons, and shipped work about Demo.

11 items

Illustration for The Magical Power of Audio APIs

The Magical Power of Audio APIs

You've probably wondered how apps stay in sync with live content without clunky manual steps—this breaks down the audio SDK trick (inaudible signals your phone's mic catches) so you understand the mechanism behind the magic. It's the kind of non-obvious integration pattern that could save you from overengineering your next sync feature.

Illustration for How I made the Socialize demo video using an iPad, PowerPinch & a BlackMagic box

How I made the Socialize demo video using an iPad, PowerPinch & a BlackMagic box

You've probably tried screen recording on your iPad and hit a wall when the output looked janky or the audio didn't sync — this shows you the specific hardware setup (BlackMagic box, HDMI adapter, USB headphones) that actually works, plus the iMovie workflow that saves you from wrestling with export settings. It's the recovery path from 'I can't figure out how to capture this cleanly' to 'I shipped a demo video today.'

Illustration for PowerPinch: Hacking an iPad presentation

PowerPinch: Hacking an iPad presentation

You've tried hacking together web stuff before but always hit walls with resolution, file sizes, or deployment. This gives you the exact pixel dimensions, file-size limits, and Dropbox trick that prevent the usual gotchas when you try to make something actually work on hardware.