Since you already know Java, you could jump straight to C++ with Bjarne's book "Programming - Principles and Practice Using C++": https://www.stroustrup.com/programming.html
In parallel also watch the "Back to Basics" video series by CppCon (see their YouTube channel: https://www.youtube.com/@CppCon , just type "back to basics" in that channel's search bar).
Learning proper C++ should give you a much better understanding of the hardware while the syntax still remains elegant, and you get to add a new skill that's in very high demand.
Loops and recursion or just thinking iteratively in general. If you get this, then mathematical induction gets much more intuitive if you're studying math.
Being downvoted to oblivion simply for stating what Hamas themselves are bragging about, they're the ones boasting them being able to turn water pipes into rockets and construction materials into bombs. But of course anyone supporting Hamas will never tell you openly that they do so, so those internet warriors express their support for the terrorists instead "anonymously" with downvotes.
I think that's actually a good idea? Sucks for e-learning as a whole, but I always found online exams (and also online interviews) to be very easy to game.
At one point they were scummy enough to automatically add their referral codes to any Amazon link you see. Lots of people today still mindlessly recommend Brave, and that's what's wrong in general with the "but the UX is so nice" mentality.
For example, 2021 Model 3 SR+ vehicles can enable the Cold Weather Feature (heated steering wheel, heated rear seats) for an extra $300. This feature unlock is confirmed to work with the exploit.
So like cucks people were paying for something that their car already had offline, both hardware- and software-wise.
Elon going to complain about another conspiracy going on while in reality it's just that when crawlers are not able to open a certain URL they simply assume that the page doesn't exist anymore. Google certainly didn't "retaliate", bots simply couldn't find those pages anymore.