Added freeCodeCamp HTML/CSS interractive tutorials course.

* Added data structure course by mycodeschool

* link changed to playlist

* Added kotlin tutorial resource

This resource is provided by Tutorialspoints.

* arranged in a order

* kotlin tutorial docs added(official)

* Added Kaggle Python course

* Add Python Runestone to interactive tutorials

* added author

* Add javatpoint android free tutorial

* add python playground

* Add interactive new Android tutorial section

javatpoint android tutorial

* del prev change

* change python playground title

* Add rustlings to interactive tutorials

Add a new section for rust, and add the rustlings tutorial

* Fix spacing between header and content

* Add Codeasy interactive tutorial

* Alphabetical order fix

* Up resource

* Added cloud computing interactive tutorials

* Updated Cloud links to be class specific

 Updated Cloud links to be class specific & added registration required

* Fixed index link for cloud computing

* Corrected cloud courses for free tutorials

Some of the introductory courses were not free. These have been corrected and proper free training listed.

* Remove dead link from free-programming-books-tr.md

* Change Django heading to same size as other headings

* fix a url and remove a broken one

* Add a new Ada section

* Update free-programming-interactive-tutorials-en.md

remove dead link from free-programming-interactive-tutorials-en.md

* Added interactive OpenGL Shading Language Tutorial

* fix spacing

* trailing slash

* RPi OS development tutorial added

* moved to free-programming-interactive-tutorials-en.md

* emty line added

Remove R interactive tutorial from the list as it redirects to Pluralsight instead of CodeSchool

* remove broken links

* remove broken links

* remove broken links

* fix broken links

* fix broken links

* fix broken links

* fix broken links

* remove broken links

* remove broken links

* remove broken links

* remove broken links

* remove broken links

* remove broken links

* remove broken links

* remove broken links

* remove broken links

* remove broken links

* replace dead link

* Move jQuery books from javascript page (#2494)

* Move jQuery books from javascript page (#2494)

* Move node.js books from javascript page (#2494)

* Move node.js books from javascript page (#2494)

* Move angular.js books from javascript file (#2494)

* Move angular.js tutorials from javascript file (#2494)

* Move angular.js videos from javascript file (#2494)

* Move angular.js resources from javascript file (#2494)

* Fix up Angular.js

* Move various books from javascript page (#2494)

- Booty5.js
- Dojo
- Express.js
- Om

* Move various books from javascript page (#2494)

- Booty5.js
- Dojo
- Express.js
- Om

* Move Redux podcasts from javascript page (#2494)

* Move Redux books from javascript page (#2494)

* Move Redux resources from javascript page (#2494)

* Move Elm books from javascript page (#2494)

* Move elm books from javascript page (#2494)

* Move ember.js books from javascript page (#2494)

* Move ember.js books from javascript page (#2494)

The remaining one will be fixed in a later commit due to the site currently being down (for me)

* Move meteor books from javascript page (#2494)

* Move meteor books from javascript page (#2494)

* Move D3.js books from javascript page (#2494)

* Move d3.js books from javascript page (#2494)

* Move React Native books from javascript page (#2494)

* Move react native books from javascript page (#2494)

* Move backbone.js books from javascript page (#2494)

* Move backbone.js books from javascript page (#2494)

* Move react books from javascript page (#2494)

* Move react courses from javascript page (#2494)

* Misplacing from previous javascript moving commits

* Location fixing from previous javascript moving

* Move react books from javascript page (#2494)

* Remove "books" that are not a good fit

* Move missing books from javascript page (#2494)

* Move missing books from javascript page (#2494)

* Final removal of deprecated javscript page!

* Update contents for books (javascript migration)

* Reorder alphabetically and update list (javascript migration)

* Update contents (javascript migration)

* Fix linter

* Fix linter

* Fix linter

* Fix linter

* Fix linter

* Update free-courses-en.md

Added a Python online resource under the Python course section.

* Update free-programming-books.md

Added techbeamers to meta-list section.

[Scala Exercises](https://www.scala-exercises.org/)

* Remove problematic links

* Fix according to comments

* Formatting

* Modification and New Addition of Links

Modified some links to reach the specific page and added some more links
to programming contest and problem set.

* Corrected sequence of links

* Ruby Interactive Tutorial Added

Added New Links For Java And SQL of Codecademy

Not an interative tutorial anymore