Computer Networking and Programming

Stack Overflow is the largest, most trusted online community for developers to learn, share​ ​their programming ​knowledge, and build their careers.

Stack Exchange is a network of question-and-answer websites on topics in diverse fields, each site covering a specific topic.

Provides programmers with a complete online reference for the C and C++ languages and standard libraries

W3Schools is an educational website for learning web technologies online. Content includes tutorials and references relating to HTML, CSS, JavaScript, JSON, PHP, Python, AngularJS, React.js, SQL, Bootstrap, Sass, Node.js, jQuery, XQuery, AJAX, XML, Raspberry Pi, C++, C# and Java.

Codecademy is an online interactive platform that offers free coding classes in 12 different programming languages including Python, Java, JavaScript, Ruby, SQL, C++, Swift, and Sass, as well as markup languages HTML and CSS.

IEEE is a professional association for electronic engineering and electrical engineering. Their website is invaluable when searching for standards and guidelines.