All the tutorials here are from Code With Harry - https://www.youtube.com/watch?v=j8nAHeVKL08&list=PLu0W_9lII9agpFUAlPFe_VNSlXW5uE0YL&ab_channel=CodeWithHarry Thank you so much to Haris Ali Khan for making these, highly recommended for anyone wanting to learn C++
Additionally, this has examples from advanced topics like socket communication, threading, functors, lambda functions, etc.
Threading tutorials - https://www.youtube.com/watch?v=TPVH_coGAQs&list=PLk6CEY9XxSIAeK-EAh3hB4fgNvYkYmghp&ab_channel=CppNuts
Socket tutorials - https://www.youtube.com/watch?v=cNdlrbZSkyQ&ab_channel=SloanKelly
Other topics - https://www.youtube.com/watch?v=qcuYSqHxqLk&list=PLAe2BCBg8rkIicrIjA6LyjiMn8GFaS6pJ&ab_channel=oneproduct
The code here is written line by line by me to understand and practice all the concepts