Coder Catchup

What css framework would you recommend? There are a lot of frameworks coming out, what should I learn? Ruby on Rails seems popular but so is Laravel, what are your thoughts? Why is it bad to use jQuery over plain javascript? What are your thoughts on using a full node stack, is it easier than mixing javascript and PHP? What do you do when you feel like you have reached a point where you are not improving your skills? CODEPEN GOLD COAST 2016 15th of September on the Gold Coast in Australia RSVP http://nvite.co/bf56