Recently O'Reilly provided free access to some books. Some of them are even in early release status. Here we recommend 10 of them.
1ã€Mastering Perl
2ã€Git Pocket Guide
4ã€High Performance Browser Networking
5ã€802.11ac: A Survival Guide
6ã€Test-Driven Development with Python
7ã€Interactive Data Visualization for the Web
8ã€HTML5 Canvas
9ã€Programming JavaScript Applications
10ã€Agile Data
Source : http://linuxtoy.org/archives/oreilly-new-books.html
Great!3Q!