I joined look like from my point of view and the only thing clear on them about them is they're going to they are not going to work maybe they are missing some step or they're not precise enough or maybe I will make some silly mistake when I try to follow them and the result is always the same two three four days of wasted time what you want to achieve its instructions as close as possible to this just one command and that one command should bring all the tools and configure them to be able to build run and test your application if you need a