* added p5.js

* Added hyperlink

* inline linking fix

* added p5.js under screencast

* removed p5.js from courses

* added blank line between heading and section

This reverts commit 48478fe1.

* Removed non-working book link

The link gets redirected to www.oreilly.com. The 1st chapter is still available to read online at https://www.oreilly.com/library/view/python-cookbook-3rd/9781449357337/ch01.html

* Removed another redirected book

The URL is redirected to http://jasonrbriggs.com/python-for-kids/ which is not available for free.

Linking CZpodcast to official podcast Soundcloud channel

* Added Java screencast in new section

Created a new section for Java

Added a screencast playlist

* Fix ordering of author and (screencast)

* Update free-podcasts-screencasts-pt_BR.md

* Update free-podcasts-screencasts-pt_BR.md

* Update free-programming-books-pt_BR.md

Add the book "The Road to Learn React"

* Add the the notation "Leanpub account or valid email requested"

* book update

* Removing non-free book

* Add link to WebGL Insights book

* delint - spaces and trailing slash

add sqlite fiddle in SQL

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

* remove 2 ebook of [Linkers and Loaders], [Learn Python The Hard Way]. ref issue:#3091, #3062

* Fix Issue: #2993, Add book The Black Art of Programming.

* fix author name

remove 2 ebook of [Linkers and Loaders], [Learn Python The Hard Way]. ref issue:#3091, #3062 (#3104)

* Add Ruby Tutorial For Beginners

Hi,
This adds a new free Ruby tutorial (HTML version), **optionally** visitors can download a PDF version of the book by entering an email address.

## What does this PR do?

Add Resource

### Description

Free Ruby tutorial / book for beginners in HTML format with multiple lessons, including installing Ruby, conditionals, loops & object-oriented programming.

### Why is this valuable

It's a complete Ruby tutorial for beginners that helps learn Ruby from scratch. Includes examples, clear explanations & exercises.

### How do we know it's really free?

I made it.

### For book lists, is it a book?

Yes.

### Checklist:

- [x] Not a duplicate
- [x] Included author(s) if appropriate
- [x] Lists are in alphabetical order
- [x] Needed indications added (PDF, access notes, under construction)

* Use Full Book Name

* Add Python screencasts

* Update free-podcasts-screencasts-pt_BR.md

* add CSS Animation 101 ebook

https://github.com/cssanimation/css-animation-101

* Update free-programming-books.md