Add a style guide that helped me with angular.js

* Added course in android development by Harry

* Update free-courses-hi.md
Co-authored-by: NSeth <seth@elypia.org>
Co-authored-by: NSeth <seth@elypia.org>

Added freeCodeCamp HTML/CSS interractive tutorials course.

* Fixed alphatetical order and spaces

* fixed order

* fixed order 2.0

Co-authored-by: Nkri99 <tes444@gmail.com>

* Added Portuguese and Italian Translations.

Added Portuguese and Italian Translations of the book Python For Everybody by Dr. Charles Russell Severance

* Update free-programming-books.md

Updated the link to the latest edition.

* Update free-programming-books.md

Updated edition for the book with author and links in three places.

* Update free-programming-books.md

Added Think DSP - Digital Signal Processing in Python.

* Update free-programming-books.md

Added Think Data Structures: Algorithms and Information Retrieval in Java.

* Update free-programming-books.md

Added two new books;
Think C++: How To Think Like a Computer Scientist
Modeling and Simulation in Python

* Minor changes to adhere to Contributing.md

Thanks to @kashirash
Suggested edits to pass travis-ci and respecting markdown formatting.

Removes link to ubuntu-book.org

* Add two machine learning course for persian

* Add two machine learning course for persian

* Add two persian C courses

* Add two persian Laravel courses

* Add two persian Java courses
Co-authored-by: Namirmozafari <kavian.amirmozafari@student.sharif.edu>

* Add Full Stack Open course [fi]

* Update free-courses-fi.md
Co-authored-by: Nkadhirash <kadhirash@gmail.com>
Co-authored-by: Nkadhirash <kadhirash@gmail.com>

* Added Blockchain Programming Book

* Added the packt link

* Added a Kotlin Playground

* The Kotlin Playground

* Added a Flutter Playground

* Removed the Leadin Slash

* add typescript

* Update free-courses-id.md

* Update free-courses-id.md

* Update free-courses-id.md

This course is on Udacity and is taught by Google Developer.

* add python di prograte course in bahasa

* add c# course in bahasa

* delete python no playlist course

* fixing index c# in course bahasa

* add ctflearn in probsets

* Remove trailing slash in CTFlearn

* reordering menu

* Add MongoDB cheatsheet

I couldn't find this covered in an existing PR, linked cheatsheet is my current go-to.

* Add new section to Index

* Appease linter

* podcst for data science added: not so standard deviations

* Update free-podcasts-screencasts-en.md

removing the trailing slash
Co-authored-by: Nkadhirash <kadhirash@gmail.com>
Co-authored-by: NNaren Bakshi <narenbakshi@Narens-Air.fios-router.home>
Co-authored-by: Nkadhirash <kadhirash@gmail.com>

* add link to cheatsheets

* fix ordering in courses-id

* Added vue.js course pt_BR

* Apply MR changes
Co-authored-by: NVictor Rafael <dev.04@conlifebank.com.br>

Add Thai courses (free-courses-th.md) in list

* adding course of language programming Lua in PTBR

* adding course of language programming Lua in PTBR

docs: transfer links for cheatsheets from books page to new cheatsheets page and add css/js cheatsheets (#4557)

* docs: add links for cheatsheets

* docs: remove links for cheatsheets from books page

* Update free-programming-books.md

* removed index.html

* Committed suggested changes
Co-authored-by: NSeth <seth@elypia.org>
Co-authored-by: NSeth <seth@elypia.org>

* Added Kaggle Python course

* Add Python Runestone to interactive tutorials

* added author

* Added Python and Java playground

* add space back

* lower cased name

* fixed capitalization for Java and JavaScript

Added new resource and fixed and arranged index and resources alphabetically. [Hacktober Fest] (#4510)

* Update free-courses-hi.md

* Listed the order alphabetically

* Added new Resource - Python

* Added open source material of Django for Everybody Course

* Restructured Python and added django and flask sub headings

* Change django for everybody link to a direct link to lessons

* Added required line break

* Minor fix

* Added course in Web Development
ASP.NET Core Beginner Tutorial

* Revert "Updated youtube playlist link for ASP.NET Core Tutorial"

This reverts commit 8042666c76b32dcbd8708dd8f10b11a6e9f8b7bf.

* Added Blockchain Programming Book

* Added the packt link

* Added a Kotlin Playground

* The Kotlin Playground

* add python di prograte course in bahasa

* add c# course in bahasa

* delete python no playlist course

* fixing index c# in course bahasa

* add course git bahasa

* delete same title in course bahasa