Add new category "BitTorrent Client" + add tutorial #139

README.md

@@ -6,6 +6,7 @@
 
 * [3D Renderer](#build-your-own-3d-renderer)
 * [Augmented Reality](#build-your-own-augmented-reality)
+* [BitTorrent Client](#build-your-own-bittorrent-client)
 * [Blockchain / Cryptocurrency](#build-your-own-blockchain--cryptocurrency)
 * [Bot](#build-your-own-bot)
 * [Database](#build-your-own-database)
@@ -50,6 +51,12 @@
 * [**C#**: _How to create a Dragon in Augmented Reality in Unity ARCore_](https://fr-film.net/v-how-to-create-a-dragon-in-augmented-reality-in-unity-arcore-tutorial-qTSDPkPyPqs.html) [video]
 * [**C#**: _How to Augmented Reality AR Tutorial: ARKit Portal to the Upside Down_](https://www.youtube.com/watch?v=Z5AmqMuNi08) [video]
 
+#### Build your own `BitTorrent Client`
+
+* [**C#**: _Building a BitTorrent client from scratch in C#_](https://www.seanjoflynn.com/research/bittorrent.html)
+* [**Nim**: _Writing a Bencode Parser_](https://xmonader.github.io/nimdays/day2_bencode.html#cid4)
+* [**Node.js**: _Write your own bittorrent client_](https://allenkim67.github.io/programming/2016/05/04/how-to-make-your-own-bittorrent-client.html)
+
 #### Build your own `Blockchain / Cryptocurrency`
 
 * [**ATS**: _Functional Blockchain_](https://beta.observablehq.com/@galletti94/functional-blockchain)
@@ -304,7 +311,6 @@
 * [**Python**: _Building a basic HTTP Server from scratch in Python_](http://joaoventura.net/blog/2017/python-webserver/)
 * [**Ruby**: _Building a simple websockets server from scratch in Ruby_](http://blog.honeybadger.io/building-a-simple-websockets-server-from-scratch-in-ruby/)
 
-
 #### Uncategorized
 
 * [**(any)**: _From NAND to Tetris: Building a Modern Computer From First Principles_](http://nand2tetris.org/)
@@ -324,13 +330,11 @@
 * [**JavaScript**: _Learn JavaScript Promises by Building a Promise from Scratch_](https://levelup.gitconnected.com/understand-javascript-promises-by-building-a-promise-from-scratch-84c0fd855720)
 * [**JavaScript**: _Implementing promises from scratch (TDD way)_](https://www.mauriciopoppe.com/notes/computer-science/computation/promises/)
 * [**Nim**: _Writing a DMIDecode Parser_](https://xmonader.github.io/nimdays/day1_dmidecode.html#cid1)
-* [**Nim**: _Writing a Bencode Parser_](https://xmonader.github.io/nimdays/day2_bencode.html#cid4)
 * [**Nim**: _Writing a INI Parser_](https://xmonader.github.io/nimdays/day5_iniparser.html#cid13)
 * [**Nim**: _Writing a Link Checker_](https://xmonader.github.io/nimdays/day4_asynclinkschecker.html#cid10)
 * [**Nim**: _Writing a stow alternative to manage dotfiles_](https://xmonader.github.io/nimdays/day6_nistow.html#cid16)
 * [**Nim**: _Writing a URL Shortening Service_](https://xmonader.github.io/nimdays/day7_shorturl.html#cid20)
 * [**Node.js**: _Build a static site generator in 40 lines with Node.js_](https://medium.com/douglas-matoso-english/build-static-site-generator-nodejs-8969ebe34b22)
-* [**Node.js**: _Write your own bittorrent client_](https://allenkim67.github.io/programming/2016/05/04/how-to-make-your-own-bittorrent-client.html)
 * [**Python**: _How to Build a Kick-Ass Mobile Document Scanner in Just 5 Minutes_](https://www.pyimagesearch.com/2014/09/01/build-kick-ass-mobile-document-scanner-just-5-minutes/)
 * [**Python**: _Continuous Integration System_](http://aosabook.org/en/500L/a-continuous-integration-system.html)
 * [**Python**: _Building a Facial Recognition Pipeline with Deep Learning in Tensorflow_](https://hackernoon.com/building-a-facial-recognition-pipeline-with-deep-learning-in-tensorflow-66e7645015b8)