1 “... your HTML code, the WebSockets API facilitates real-time communication, and the local storage API...”

2 “... in this book, you'll build your HTML5 skills for your future projects, and extend the core skills you may have...”

3 “... projects, and extend the core skills you may have learned with its companion book, The Essential Guide...”

4 “... projects, and extend the core skills you may have learned with its companion book, The Essential Guide...”