Offline-friendly finance feature
Design the "this month's spending and remaining limit" card in a credit card app. The screen has to open even on a flaky network, and the data has to feel fresh. Focus on what you cache and when you trust local data.
iOS system designShort answerAdvanced
Design an infinite-scroll feed screen like Twitter's from the iOS client's point of view.…
#offline #cache
PersistenceShort answerExpert
You need to sync a notes app's local database with the server. Downloading everything eac…
#offline #conflict
iOS system designShort answerBasics
Design a simple notes app. Walk me through the architecture, how you store the data, and …
#conflict
iOS system designShort answerBasics
Design an app that shows the weather for the current location and favorite cities. Focus …
#cache