I took a class under Bjarne Stroustrup and he highly recommended Tour of C++  as the best way to learn modern C++ for someone who already has some programming experience. That and of course, Effective C++ by Scott Meyers.
 - https://www.amazon.com/Tour-C-Depth/dp/0321958314
 - https://www.amazon.com/Effective-Specific-Improve-Programs-D...
Fresh book recommendations delivered straight to your inbox every Thursday.