In 10 days the downloads number are the same of 9 months of the first edition.
My free about is still need your retweet anyway!


Contribute to open source: the right way 2nd edition โ€“ Download the free/open book ๐Ÿ“– now!

Yes, after 9 months a new edition of ๐Ÿ“”, include 15 new pages ๐Ÿš€ but a lot of ๐Ÿ”Ž typo fixes and some sections explained better.

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