React Native
Ahmed Abdelmageed3 min read
Arabic RTL in React Native and Expo: what breaks and how I fix it
Lessons from three Arabic apps: switching direction without a reload loop, numbers that jump to the wrong side, charts that must not mirror, and icons that flip twice.
- React Native
- Arabic RTL
Ahmed Abdelmageed3 min read
Building a live fleet map on the Navixy GPS API
Polling that stops when nobody is looking, markers that glide instead of jumping, and the small traps in GPS data: two kinds of status, and trackers that report from 0,0.
- React Native
- APIs
- Maps
Ahmed Abdelmageed2 min read
How Gym Buddy turns a photo of your meal into calories
Shrinking the photo on the phone, asking Gemini for JSON that matches a schema, and handling a free tier that's sometimes busy.
- React Native
- AI
Ahmed Abdelmageed2 min read
Signing crypto orders on a phone without confusing errors
How Megora signs Binance orders on the device, fixes clock drift, and rejects bad orders before the exchange does.
- React Native
- Security
- APIs
