Embark on a comprehensive 4.5-hour tutorial series covering all core concepts of Ruby programming. Start with installation on Windows and Mac, then progress through fundamental topics like variables, data types, and user input. Learn to build practical applications such as calculators and games while mastering arrays, hashes, methods, and control structures. Dive into file operations, error handling, and object-oriented programming concepts including classes, inheritance, and modules. Gain hands-on experience through guided exercises and projects, culminating in an introduction to Interactive Ruby (irb). By the end of this tutorial, develop a solid foundation in Ruby programming and be ready to create your own applications.