

914: 5 Upcoming + Next Gen JavaScript Features
22 snips Jun 25, 2025
Discover the latest JavaScript features from TC39, like the game-changing import defer and a new random namespace for improved functionality. Learn how Array.fromAsync simplifies async data handling and hear about the upsert method for maps, making data management a breeze. The clamp function is also on the horizon, helping to keep values within set limits. With humor and insights, the hosts delve into the impact of these advancements on coding efficiency and performance.
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Struggle Backwards Learning Style
- Wes Bos coined "struggle backwards" meaning to learn by diving in and solving problems.
- This approach resonates with many developers learning JavaScript progressively.
Sentry's Debugging Power
- Using Sentry helped them catch an error from an API credit shortage.
- New Sentry features like root cause analysis streamline debugging recurring issues.
Import Defer Optimizes Performance
- Import with defer downloads modules but defers execution until use, improving app performance.
- This balances immediate import and lazy loading for better CPU efficiency.