Ask HN: Resources to learn blockchain and smart contracts?
The book "Mastering Bitcoin" really helped me to understand the blockchain and bitcoin properly. It's available free online here~<p><a href="http://chimera.labs.oreilly.com/books/1234000001802/index.html" rel="nofollow">http://chimera.labs.oreilly.com/books/1234000001802/index.ht...</a><p>The author is putting out a similar book called "Mastering Ethereum" in February, also through O'Reilly.