> For the complete documentation index, see [llms.txt](https://icl.doyoki.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://icl.doyoki.com/week-12.md).

# Week 12

## Introduction

![](/files/-LSF5Ju9VyvdjraICefO)

## 1. Create a Folder

![](/files/-LSF1Kvxc6NxS2tjloH8)

## 2. Use Terminal OR iTerm to Access the Folder

```
cd (change directory)
ls (list items)
```

![](/files/-LSF1EmX5ikaucNV9rde)

## 3. Install Node.js

![](/files/-LSF0MdeezNxpgr8SfIW)

#### Download

<https://nodejs.org/en/download/>

![](/files/-LSF0liVprTNLS3zWny_)

#### Install

![](/files/-LSF0vrC_BodNZoDQ6uf)

## 4. Check if it is installed well&#x20;

```
node -v
```

![](/files/-LSF2X2RHJg9jDiawDyt)

## 5. Install Socket.io

<https://socket.io/>

![](/files/-LSF5iWnolZsT_JUYjdI)

<https://github.com/socketio/socket.io>

```
npm install socket.io
```

![](/files/-LSF5rTz1DqbsGuHMtwC)

## Installation Finished&#x20;

* **node**
* **socket.io**

## 1. Server.js

{% file src="/files/-LSIkYvEuyHgWb3R57vq" %}
server.js
{% endfile %}

## 2. index.html

{% file src="/files/-LSIntAPqF5sWjx3phTD" %}
index.html
{% endfile %}

## Files are made

## Now Let's RUN IT!!

![](/files/-LSF8-jMVxBH0OQF2uYQ)

## 1. Go to Terminal

![](/files/-LSF885oE-t3vjUmZNJw)

```
node server.js
```

## 2. Check your Browser

![](/files/-LSF8aLjt159vNIt2qFe)

#### localhost:3000/index.html

## CTRL + C

It will kill the node server

![](/files/-LSF9yh51E0bYV9nTu7k)

## killall node&#x20;

It will kill node server

![](/files/-LSFA411skdmi89IE6xU)

## SERVER&#x20;

![](/files/-LSHptwzBx9_yeRTUDzt)

## 1. You need a Hosting Server

![](/files/-LSHp9Ld6YWYknroxFzu)

## 2. Access the server by SSH with terminal

```
ssh root@111.111.111.111 
```

## 3. Node can be installed at the Ubuntu(Any) server&#x20;

{% embed url="<https://www.digitalocean.com/community/tutorials/how-to-install-node-js-on-ubuntu-16-04>" %}

## 4. Install Necessary NPM's : **Node** Package Manager

* socket
* express
* passport
* etc

## 5. Once installed, you can browse the server&#x20;

![](/files/-LSHpFrkJqXUOpcSnBJR)

## 6. Upload Files

![](/files/-LSHpKS1c_kqRR94uPSS)

## 7. Go to the folder and RUN IT with Terminal

![](/files/-LSHpNh1YyxMI67XEn28)

![](/files/-LSHl9DArmIyTbXfGAhB)

## 8. Go to   111.111.111.111:8000/index.html&#x20;

#### **<http://YOUR\\_IP:8080/index.html>**

## **9. Ctrl + D to disconnect**&#x20;