Systems | Development | Analytics | API | Testing

There is a specific kind of dread that comes with finding a critical bug in a production React Native app. The fix is usually straightforward: a broken API call, a logic error, a UI state that did not account for an edge case. You can see exactly what went wrong and exactly how to correct it. The code change might take an hour. What takes days is everything that comes after. App Store review. Google Play review. Waiting. Watching your crash reports climb.

Push notifications are one of the most powerful retention tools in mobile. iOS opt-in rates average 40–45%, and apps that use push effectively can triple their long-term retention. However poorly timed, poorly crafted alerts can drain our open rates, leading to opt-outs and disengagement. When designing iOS push notifications, we need to think about engagement and retention, not just impressions.

Roughly 35 million commercial vehicles are operating across the world's top logistics markets today. Every one of them is burning fuel, accumulating wear, and navigating roads that are more congested, more regulated, and more expensive to operate on than ever before. The numbers behind inefficiency are staggering. According to the Department of Energy and the Argonne National Laboratory, 6 billion gallons of gasoline are wasted by idling alone every single year.

GitHub Actions is one of the best CI/CD platforms available today. For web apps, backend services, and infrastructure automation, it’s hard to beat. Deep GitHub integration, a massive marketplace of community actions, flexible YAML-based workflows, and a pricing model that’s generous for open-source projects. There’s a reason it dominates. But if you’re building mobile apps, especially for iOS, GitHub Actions starts to fight back. Not because it’s a bad tool.

‍It’s 8:47 AM in downtown Bangalore. A professional in a crisp blazer books a sleek electric scooter in seconds from his phone. He arrives at his office building in 11 minutes, the same commute that would have taken 40 minutes by car. Half a world away in Paris, a tourist taps her way through the Lime app to zip from the Marais to the Eiffel Tower without a single transfer. In Austin, a grad student ends her morning run, grabs a Bird scooter from the nearest docking zone, and heads to campus.

UIKit is Apple’s primary framework for building user interfaces on iPhone and iPad. If you’ve read that it’s about to be deprecated, don’t believe the reports. In 2026 UIKit remains as integral to production apps as it’s ever been. In this guide we’ll focus on how UIKit actually works. The lifecycle timing, the navigation structure, the memory management and (our favorite) the production debugging. You’ll find it useful if you’re.