Topics

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Every post is assigned to exactly one area. When a subject spans several areas, I still assign only one. The subtopic, the content type, and the tags carry the rest of the context.

Unreal Engine is the backbone here, and the most developed part of this knowledge base. This area grows with every new project and with whatever I document along the way.

Every area page puts a subtopic tree on the left, hand-picked groups of posts in the center, and related tags on the right. Clicking a content type switches the view to filtered explorer mode.

Unreal Engine

A Blueprint subsystem does not get created in a packaged build

A tickable UObject — how to build one, what to keep in mind

Subsystem and manager actor lifecycles — who, when, and in what order

Set Timer by Event with Time = 0.0 never fires

A Blueprint node tooltip stops at the first @param

Casting to an interface misses Blueprint implementations

ShouldCreateSubsystem and the subsystem class hierarchy

Movie files in Content/Movies stay outside the pak — the two fields that change it

A dispatcher broadcast from inside a handler does not see later bindings