In this context, “lightweight” just means that it’s not very resource intensive on your machine. Its main focus is on the code, but it can be customized and extended based on what types of projects that you are working on. Other editors offer a more “all in one” solution, but they are usually more resource intensive, take up more disk space, and are specific to a certain type of development. Most of what is in this video should apply to Linux as well, but any keyboard shortcuts might be a little bit different.
