* Add: new JavaScript book in Japanese

* Add: new C book in Japanese

* Add: new Julia book in Japanese

* Add Japanese Go books

* Remove Japanese Go books that no longer exists

* Update books-ja.md / add Ruby Scripting

* Fix alphabetical ordering

* alphabetize added language courses

Our linter had not been looking at these languages

* fix books files

* casts and more

* 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

* Add networking section and resources

* Add a security book

* Create Open Source Ecosystem section and add new/exist links

* Add garbage collection section

* Follow up #3357

Replace the Dead C++ book link using web.archive.org.

* Follow up #3429

Fix lint error.

* Follow up #3451

All resources except the Java book is already added.

* Follow up #3510

Add a Swift youtube playlist.

* Fix alphabetical order in ja and th

* Fix PR base on comments

* Move Clojure section to follow alphabetical order

* Fix heading level of Groovy related sections

* Update TOC to follow sections below

* Merge duplicated sections

* Delete dead links

* Update free-programming-books-hu.md

* Update free-programming-books-es.md

* Update free-programming-books-ja.md

* Update free-programming-books-pl.md
Co-authored-by: NLukas Kleybolte <lukas.kleybolte@hs-augsburg.de>

* Added a section and a book in Japanese.

* Added a navigational link and removed one hash.

* Added missing new lines.

* Added space.

* 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

The content of book released under the CC BY-NC 4.0.

* Added 苦しんで覚えるＣ言語 in ree-programming-books-ja.

* Sort in dictionary order

The textbook written for the course on python is freely licensed ([CC-BY-NC-ND](https://creativecommons.org/licenses/by-nc-nd/4.0/)), so it seems worth being added.

* Add TypeScript Deep Dive Japanese version

* Remove TypeScript quick guide

* Add clean-code-typescript

* Sort authors

* Fix AWK の第一歩

* Fix Standard Template Library プログラミング (Use Internet Archive)

* Fix LISP and PROLOG (Use Internet Archive)

* Replace GNU Emacs Lispリファレンスマニュアル

* Fix Cocoa Programming Tips 1001 (Use Internet Archive)

* Replace PowerShell docs

* Fix php プログラマのための Python チュートリアル (Use Internet Archive)

* Replace Rチュートリアルセミナーテキスト

* Update DirectX programming link

* Fix add-on development in Blender link

* Fix GTK+ link

* Update .NET regex  link

* Update link

* Update link

* Update link

* Replace Google C++ style guide link

* Update link

* Update link

* Fix link

* Update link

* Fix link

* Fix link

* Fix link

* Fix link

* Update link

* Fix link

* Fix link

* Update link

* Update link

* Fix link

* Update link

* Fix link

* Fix link

* Fix link

* Update link

* Update link

* Fix link

* Update link

* Fix link

* Fix link

* Update link

* Fix link

* Fix link

* Update link

* Fix link

* Fix link

* Fix link

* Fix link

* Fix link

* Fix link

* Fix link

* Fix link

* Update link

* Update link

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* Fix link

* Update link

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* Update link

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* Fix link

* Fix link

* Update link

* Update link

* Replace link

* Fix link

* Update link

* Update link

* Update link

* Update link

* Update link

* Fix link

* Sort link

* Sort

* Update link

* Update link

* Update link

* Update link

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* Update link

* Update link

* Update link

* Update link

* Update link

* Update link

* Fix lint warnings

the site has moved to stats.biopapyrus.jp.
the documents for R has merged into one page.

* Replace homepage with GitHub repository link

problem-sets-competitive-programming.md: Replace homepage
link of problembook with github repository link which contains
downloadable pdf links.

* Remove broken links

Remove broken links and update available links from
web.archive.org.

* Update broken link with updated link.

Update the description for the updated link.

* Update broken links with links from web.archive.org

Remove dead links.

* Restore path to original link instead of web.archive.org

The link seems to be working fine. It was not loading
on my network, probably due to regional restrictions.

* Remove github link which is no longer maintained.

Github link consisted of list of Big Data resources.
The repository has been deleted by the user.
Hence deleting the entry.

* Update broken links

* Small fix

* Update broken link

* Remove problematic links

* Fix according to comments

* Formatting

* Add a Standard ML slides by Atsushi Ohori

* Update SML# Document to new version in Japanese

* Add Standard ML Document in English, copied from Japanese

* Fix alphabettical order

current link redirects to another page and it says "our hosting service is closed on 01/31/2016"

* Add a link to AndroidTraining

* Fix order

* Retry: fix order

[ja] Add 10books; C, C++, Julia*3, Pl, Py, R*3