Learn how to enable Dart’s sound null safety, run the migration tool, handle dependency updates, and verify that null‑reference bugs are caught at compile time.

Community & Careers · Blog

Tasadduq Burneyowner

Started06 Apr 2026, 14:37 UTC

Level 33Owner26,525 rep points

Community & Careers

Article0 replies2,363 followingPosted 20 May 2026, 23:47 UTC132.7K views2,300 votes

Choosing How to Initialize Non‑Null Fields in Dart Sound Null Safety

Guide to picking the right way to declare a non‑null field in Dart sound null safety: compare late final, nullable getters, and required constructor parameters.

Community & Careers · Guide

null-safety late required-parameter

Tasadduq Burneyowner

Started20 May 2026, 23:47 UTC

Level 33Owner26,525 rep points

Community & Careers

Article0 replies1,930 followingPosted 10 Aug 2026, 06:36 UTC120.3K views524 votes

Leveraging Flutter’s Rect for Precise Hit‑Testing in Custom Widgets

Use Flutter’s Rect class to build precise, high‑performance hit‑testing logic in custom widgets. Learn how to override RenderBox.hitTest, cache Rects, and validate the approach with a draggable square example.

Community & Careers · Blog

hit-testing renderbox

flutter

Tasadduq Burneyowner

Started10 Aug 2026, 06:36 UTC

Level 33Owner26,525 rep points