We forgot the link to the Plugins documentation. Here it is: Plugins in Unreal Engine | Unreal Engine 5.2 Documentation
For completeness, here are the other links as well:
Intro C++ in UE4
.unrealengine.com/blog/ue4-intro-crash-course-programmers
Understanding MyClass.generated.h files
.unrealengine.com/blog/unreal-property-system-reflection
Networking Basics
.unrealengine.com/blog/blueprint-networking-tutorials
.unrealengine.com/blog/crash-course-in-blueprints-replication
.unrealengine.com/blog/network-tips-and-tricks
Programming
https://docs.unrealengine.com/latest/INT/Programming/index.html
And some other useful links:
Objects/Actors/Framework: Programming in the Unreal Engine Architecture | Unreal Engine 5.2 Documentation
Quick Start: Unreal Engine CPP Quick Start | Unreal Engine 5.2 Documentation
Replication: https://docs.unrealengine.com/latest/INT/Programming/Gameplay/Framework/Networking/Replication/index.html
These will also be linked in the YouTube version. Thanks for watching!