little bit on nvm

Author: M-ZubairAhmed

CONTRIBUTING.md

@@ -1,4 +1,40 @@
-# Contribution guidlines
+# How to Contribute
+
+Coderplex web application comprises of two repositories :
+
+- [Coderplex](https://github.com/coderplex/coderplex) * : Frontend of the application
+
+- [Coderplex-Backend](https://github.com/coderplex/coderplex-backend) : Backend of the application
+
+Both of them are under very active development. This document provides non exhaustive guidelines for contributing to this repository.  
+
+## Code of Conduct
+Coderplex has adopted [Contributor Covenant](https://github.com/coderplex/coderplex/blob/docs-update/CODE_OF_CONDUCT.md) that we expect project participants to adhere to.
+
+## Open Development
+All work related to web app takes place on Github itself. We use [Issues](https://github.com/coderplex/coderplex/issues) to track bugs, discuss ideas and work on improvements. [Projects](https://github.com/coderplex/coderplex/projects) are used to keep track of everything and is our project management app. We maintain [Wiki](https://github.com/coderplex/coderplex/wiki) for structuring our long term thoughts. Both maintainers and contributors sends a pull request which goes through the same review process. Whole process is as transparent as it can be and we strive to keep it that way.
+
+## Contribution Prerequisites
+### NodeJS
+Minimum Node version v8.0.0+
+```bash
+To check node version
+$ node -v
+ ```
+##### Using a Version Manager
+If you prefer to keep LTS version or face problem updating your node then you might need a Node version manager tool.
+
+###### [nvm](https://github.com/creationix/nvm) for Linux & OSX
+```bash
+Install
+$ curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.6/install.sh | bash
+```
+*Make sure you have cURL installed*
+
+###### [nvm-windows](https://github.com/coreybutler/nvm-windows) for Windows
+It comes with a [installer](https://github.com/coreybutler/nvm-windows#installation--upgrades).
+
+
 
 We welcome pull requests from hackerspace members (our students) and seasoned JavaScript developers alike! Follow these steps to contribute:
 
@@ -27,3 +63,8 @@ Working on your first Pull Request? You can learn how from this *free* series [H
 
 **Note:**
 > So our team's official policy (for now) is: We only use [Yarn](https://yarnpkg.com/en/docs/install) as our official Node package manager, and so we request you to use Yarn instead of npm and commit yarn.lock file.
+
+
+## How to get in touch
+- [Coderplex Discord Channel](https://discord.gg/dVnQ2Gf)
+- Tweet maintainers