Modern C++ from Hello World through RAII, templates, STL, move semantics, concurrency and C++20 concepts.
Modern C++ syntax, references, auto, and RAII.
Constructors, destructors, and the C++ resource-management idiom.
new/delete, unique_ptr, shared_ptr, move semantics.
Function & class templates, concepts, variadics.
Containers, iterators, algorithms, ranges.
std::thread, mutex, atomic, async.
Exceptions, lambdas, constexpr, modules — production idioms.