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Creatives on Contra have earned over $150M and we are just getting started
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React Native 0.84 — Faster Builds, Better Performance
React Native 0.84 delivers meaningful performance and developer experience improvements for cross-platform apps.
🚀 Key Highlights
🔥 Hermes V1 is now default – Better runtime performance and lower memory usage
🔥 Precompiled iOS binaries – Faster clean builds
🔥 Legacy architecture removal – Leaner foundation
🔥 Node.js 22.11+ required – Updated tooling
🔥 Accessibility & input improvements – Improved keyboard handling
🚀 Why It Matters
🔥 Faster development cycles
🔥 Better app performance
🔥 Reduced technical debt
🔥 Improved scalability
If you're building or maintaining a React Native app in 2026, upgrading to 0.84 is worth it
Solid update. Performance + developer experience improvements in one release is always a win especially with Hermes V1 as default.
💡 𝗧𝗶𝗽 𝗼𝗳 𝘁𝗵𝗲 𝗗𝗮𝘆 — 𝗥𝗲𝗮𝗰𝘁 𝗡𝗮𝘁𝗶𝘃𝗲
𝗗𝗶𝗱 𝘆𝗼𝘂 𝗸𝗻𝗼𝘄?
Using "useFocusEffect" from "@react-navigation/native" is often better than "useEffect" when you're dealing with screen-specific logic in React Navigation.
"useEffect runs" when the component mounts —
but "useFocusEffect" 𝗿𝘂𝗻𝘀 𝗲𝘃𝗲𝗿𝘆 𝘁𝗶𝗺𝗲 𝘁𝗵𝗲 𝘀𝗰𝗿𝗲𝗲𝗻 𝗰𝗼𝗺𝗲𝘀 𝗶𝗻𝘁𝗼 𝗳𝗼𝗰𝘂𝘀, making it perfect for:
- Refreshing data when a user returns to a screen
- Re-running listeners or subscriptions
- Resetting UI state only when the screen is active
It helps keep your app reactive and avoids stale data.
#ReactNavigation #MobileDevelopment #AppDevelopment #React
Great tip 👌
Screen lifecycle nuances like this often prevent subtle state bugs & unnecessary re-renders.
Very practical insight.
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