# Setup
in workspace vscode "problems.decorations.enabled": false,

git clone https://github.com/nasa/openmct-tutorial.git
npm i
open in vscode once

git clone https://github.com/MrRio/vtop.git
yarn

mkdir perf
copy in cat.js
copy in bun-cat.js
copy in deno-cat.js
copy in E.coli

# Demo 1
mkdir whoa
nvm use 20
echo 22 > .nvmrc

npm init
npm add moment
yarn
pnpm
ls -l node_modules
bun install

hyperfine "bun install --backend=hardlink" "yarn install --no-scripts" "npm install --no-scripts --ignore-scripts" "pnpm install --ignore-scripts" --prepare="rm -rf node_modules" --cleanup="rm -rf node_modules" --warmup=8

# Demo 2

index.js
> console.log("Hello DevFest")
index.ts

node index.js
bun index.js

cd to vtop
node ./app.js --theme becca
bun ./app.js --theme becca
x§
cd to openmct
node example-server/server.js
bun example-server/server.js

var parts = message.toString().split(' '),

bun bun-cat.js E.coli
node cat.js E.coli

hyperfine "bun bun-cat.ts E.coli" "node cat.js E.coli" --warmup 3
=-=-=-=-=
# Demo 3

deno index.js

Colour demo here

> console.log("%cHello DevFest", "color:#def543; text-decoration:underline")

new folder
deno run -A npm:create-vite@latest --template react-ts
deno install
deno task dev


deno cat.js E.coli

mkdir deno

deno init..

deno run dev

deno deno-cat.ts E.coli

```
import OpenAI from "https://deno.land/x/openai/mod.ts";

const client = new OpenAI();

const chatCompletion = await client.chat.completions.create({
  messages: [{ role: 'user', content: 'Give me a joke about a duck and a programmer' }],
  model: 'gpt-4o-mini',
});

console.log(chatCompletion.choices[0]?.message?.content);
```

deno run main.ts

deno add npm:openai

```
import OpenAI from "npm:openai";
```

deno run -A main.ts

https://jsr.io/@sadev/rainbow

deno add jsr:@sadev/rainbow

```
import { rainbowText } from '@sadev/rainbow';

const response = await fetch('https://sadev.co.za/iloveyou.txt');

console.log(rainbowText(await response.text()))

```

deno run -A rainbow.ts


# Backups

hyperfine "bun install --no-cache --backend=hardlink" "yarn install --force --no-scripts" "npm install -f --no-scripts --ignore-scripts" "pnpm install --force --ignore-scripts" --prepare="rm -rf node_modules bun.lockb package-lock.json pnpm-lock.yaml yarn.lock" --cleanup="rm -rf node_modules bun.lockb package-lock.json pnpm-lock.yaml yarn.lock" --warmup=8