Book

Computing Fundamentals And C Programming
Author: E. Balagurusamy

Node.js Design Patterns: Design and implement production-grade Node.js applications using proven patterns and techniques
Author: Luciano Mammino, Mario Casciaro

Think Python: How to Think Like a Computer Scientist
Author: Allen B. Downey

Flutter Cookbook: Over 100 proven techniques and solutions for app development with Flutter 2.2 and Dart
Author: Brian Kayfitz, Simone Alessandria

Flutter Apprentice
Author: Alejandro Ulate Fallas, Kevin D Moore, Kodeco Team, Stef Patterson, Vincent Ngo

Programming: Principles and Practice Using C++ (C++ In-depth)
Author: Bjarne Stroustrup

Automate the Boring Stuff with Python
Author: unknown author

Head First Design Patterns: A Brain-Friendly Guide
Author: Bert Bates, Elisabeth Robson, Eric Freeman, Kathy Sierra