Why Apps Crash (And How Developers Prevent It) ✨ Why Apps Crash (And How Smart Developers Keep Them Running) 😠 The classic: “Something went wrong…” You tap a button in your favorite app. You wait. Suddenly... nothing. Or worse, the app freezes, and you get that lovely error message: “Oops! Something went wrong.” Why does this happen? And more importantly— how can developers prevent it? 🌍 Apps talk to other computers (a lot) Most modern apps don’t work alone. They constantly request data from servers. This is called an API request . Imagine an app asking for: Temperature Wind speed Air quality If just one server is down, everything fails . You get nothing. 🔥 The old way: All or nothing Promise.all([ fetch('/temperature'), fetch('/wind'), fetch('/airquality') ]) .then(handleResults) .catch(showErrorToUser); If any one of these fetches fa...
Blog personnel d’Axel Legay : développement, numérique, projets et réflexions.