Beginner
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Day 53: Arrow Function Return — Use
=> to return the value of a single expression without the braces-and-return ceremony. Once it’s habit, a lot of Dart code gets noticeably shorter.
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Day 55: Named Parameters — Label arguments at the call site instead of relying on position. This is why Flutter widget constructors stay readable at ten parameters deep, so it’s less a Dart detail than a Flutter fundamental.
Advanced
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Day 56: Factory Constructor — A
factory constructor doesn’t have to create a fresh instance; it can return a cached one, or an instance of a subtype. The mechanism behind singletons, object pools, and nearly every fromJson you’ve copied from a tutorial.
What’s next
August picks up at Day 68, same platforms, same rhythm. Bits go out on our social channels as they’re written, so following along there is the way to get them while they’re fresh — and the Kodebits archive is always there if you’d rather work through a batch at once.
