Many of your resources will be online resources. A good starting point for learning about your topics will be your online reading lists. When researching, Library Search is the best point of access for searching across different resources. Below you can find more subject specific databases for computer science and engineering, as well other recommended useful resources.
On LinkedIn Learning you will find video courses on topics such as: Cloud Computing, Game Design, Network and System Administration, Web Development, Security, IT security careers, Software Development, Mobile Development, Business Intelligence, Data Science, Database Management