Ask HN: Any deals for books, courses that you can recommend?

Not sure if it's of interest, but:

React for beginners & ES6 are each half off (from Wes Bos): https://reactforbeginners.com

Learn to Create Real Web Applications in Go (25-40% off): http://www.usegolang.com/

Here's a Unix Humble Book Bundle:

https://www.humblebundle.com/books/unix-book-bundle