You can even put a header

Warning Heading

This is warning text in a warning box

You can even put new lines

You can even put new lines

Hello there this is some test stuff

What about some code

Yep there's code in this is error

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A table of course.

SubsystemParent ClassLifetime
EngineUEngineSubsystemBoth in editor and in-game, I think.
EditorUEditorSubsystemWhen the Editor starts.
GameInstanceUGameInstanceSubsystemAs soon as your game starts, stays alive until the game is closed.
LocalPlayerULocalPlayerSubsystemMatches the lifetime of its parent ULocalPlayer, can move between levels.
WorldUWorldSubsystemMatches its parent UWorld, is effectively per-level.

Stuff

Check out this abbreviation BIMAW it's great.