* Fix Contributing.md broken link

* Fixed broken links in free-programming-books-pt_BR.md

* Removed the broken link

There is no other link found, related to the book.

* reorganize files

1. make it easier to find files
2. reduce scrolling to get to README on main view of repo

* remove tr.txt again

* Update free-programming-books-pt_BR.md

* alphabetize, add attribution, remove space
Co-authored-by: NEric Hellman <eric@hellman.net>

fix emberjs link

* Beej's Guide to Network Programming - Using Internet Sockets

Added 9 translations:
Chinese
French
German
Italian
Korean
Brazilian Portuguese
Polish
Russian
Turkish

* Beej's Guide to Python Programming For Beginners

Added translations:
English

* Beej's Guide to Unix Interprocess Communication

Added Translations:
English

* Beej's Guide to C Programming

Adding formats.

* Beej's Guide to the GNU Debugger (GDB)

Added translations:
English
Russian

* Added translator names to the books.

Added Translator name for:
German
Italian
Polish
Brazilian Portuguese
Russian
Turkish
Chinese
No translator name found:
French
Korean

* Added author along with the translation!!

* * Updated Django section
- Added link to Django Documentation, version 3.1, in brazilian portuguese

* * Removed version specification in the link and change the suggestion to alphabetical order

* [Introdução a Algoritmos e Programação](http://www.ferrari.pro.br/home/documents/FFerrari-CCechinel-Introducao-a-algoritmos.pdf) - Fabricio Ferrari e Cristian Cechinel (PDF)

- Algoritmos e Estruturas de Dados com Java
 - Lab. Java com Testes, JSF e Design Patterns
 - Web ágil com VRaptor, Hibernate e AJAX

* Added 3 Ruby books to en.

* Added 2 Java books to en.

* Added 2 Javascript books to en.

* Added 1 ECMAscript book to en.

* Added 1 PHP book to en.

* Added a bunch of translations.

Added translations of The Hitchhiker’s Guide to Python! in French, Korean, Brazilian Portuguese and Chinese. Also rectified Django entries in chinese.

* Changes in ordering.

As directed by travis-ci

* Minor odering changes

as directed by travis-ci

* Another ordering change.

* And another one.

* feat add math foundations computing book

* fix alphabetical order at free books ptbr

* add new line at the end of the file

* update the number of line between topics

* add tag to inform that book is in process
Co-authored-by: NLarissa <larissa.moura@codeminer42.com>

* add Construindo APIs testáveis com Node.js book

* ajust alphabetical order

Added in 1 free programming course:
* [Introdução ao Kubernetes no Azure](https://docs.microsoft.com/pt-br/learn/paths/intro-to-kubernetes-on-azure/)

* adding machine learning portuguese courses

* adding machine learning portuguese courses

* adding machine learning portuguese courses

* ajust ordered item - lint

* Add "Symfony 5: The Fast Track" book (en)

* Add "Symfony 5: The Fast Track" book (es)

* Add "Symfony 5: The Fast Track" book (de)

* Add "Symfony 5: The Fast Track" book (ar)

* Add "Symfony 5: The Fast Track" book (fa)

* Add "Symfony 5: The Fast Track" book (ja)

* Add "Symfony 5: The Fast Track" book (ru)

* Add "Symfony 5: The Fast Track" book (it)

* Add "Symfony 5: The Fast Track" book (nl)

* Add "Symfony 5: The Fast Track" book (pl)

* Add "Symfony 5: The Fast Track" book (pt_BR)

* Add "Symfony 5: The Fast Track" book (ro)

* Add "Symfony 5: The Fast Track" book (zh_CN)

* Add "Symfony 5: The Fast Track" book (fr)

* Remove redundant line breaks

* Add link books

* Add if e-book isa PDF

* Add break row

* Adjust Alphabetical ordering

* Adjust links with prefix pt-br
Co-authored-by: NJean <jean.lopes@xpi.com.br>

* Add "Vue JS na prática" to brazilian portuguese list

* Add authour and version

* Add authour and version

* Update free-programming-books-pt_BR.md

* Fix number of empty lines

* Update to include Leanpub account needed

* Update free-programming-books-pt_PT.md

* Update free-programming-books-pt_PT.md

* Update free-programming-books-pt_BR.md

* Update free-programming-books-pt_BR.md

* You Don't Know JS in potuguese.

You Don't Know JS in potuguese.

* Update free-programming-books-pt_BR.md

* Add index entry for agnostic operating systems topic

* Add Maziero's operating systems book

* Add under construction indicator

This book is an on going work, it's publish under that link, but things
are changed from time to time in it.

Page not found for link http://tableless.com.br/o-que-nodejs-primeiros-passos-com-node-js

* Add Android book in Portuguese (BR)

* Add details to access Android book

* apostila html

* apostila html

* restore space to satisfy linter, undo typo

* Update free-programming-books-pt_BR.md

* Update free-programming-books-pt_BR.md

www.vedovelli.com.br isn't active anymore