xfdxfdxfd Blog http://localhost:5173/Blog Technical blog by Alice Lee (xfdxfdxfd) en Why `localhost` Inside a Docker Container Cannot Reach Services on the Host http://localhost:5173/Blog/DockerHostInternal http://localhost:5173/Blog/DockerHostInternal Tue, 22 Apr 2025 00:00:00 GMT Container localhost points inward — use host.docker.internal to reach services on the host machine. Why `<RouterLink>` Keeps State in a SPA While `<a href>` Triggers a Full Page Reload http://localhost:5173/Blog/AnchorRouterLink http://localhost:5173/Blog/AnchorRouterLink Tue, 18 Mar 2025 00:00:00 GMT RouterLink keeps SPA state alive; plain anchor tags reload the whole app from scratch. Why Using Coalescing Assignment (`??=`) Can Cause "No CanvasGroup Attached" Errors in Unity http://localhost:5173/Blog/UnitySyntax1 http://localhost:5173/Blog/UnitySyntax1 Mon, 10 Feb 2025 00:00:00 GMT Unity's overloaded == null is ignored by ??= — destroyed CanvasGroup refs won't reattach.