Cats rule the web!
From www.theguardian.com Why the internet loves cats – not dogs
So here's a collection of useful links for web developers and the like, that I have had the pleasure of encountering during my days, if only to distract me from the kitten playing at my feet.
You'll find all kinds of lists here, from online courses to frameworks, which I hope will be of some use to you too.
If not, here's a list pertaining to cats...