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Setup

The demo in the webinar used GitHub Copilot in agent mode and Claude Sonnet 4.

The following MCP servers were installed:

• context7
• Playwright

Prompts

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const { createReadStream } = require("fs");
const { join } = require("path");

const contentful = require("contentful-management");
const client = contentful.createClient({
  accessToken: process.env.CTF_TOKEN,
});

async function main() {
  const space = await client.getSpace("[SPACE_ID]");

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/**
 * Retrieves all the rows in the active spreadsheet that contain data and logs the
 * values for each row.
 * For more information on using the Spreadsheet API, see
 * https://developers.google.com/apps-script/service_spreadsheet
 */
function readRows() {
  var sheet = SpreadsheetApp.getActiveSheet();
  var rows = sheet.getDataRange();
  var numRows = rows.getNumRows();

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Object.entries({ 1985: "foo", 1984: "bar", 1987: "baz" })
  .reverse()
  .forEach(([year, content]) => console.log(year, content));

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const CPU = {
    ram: '32gb',
    ssd: '64gb',
    micro: 'i7'
};

const { ssd, ...newCPU } = CPU;

console.log(newCPU);
// Object { ram: "32gb", micro: "i7" }

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const actionType = "LUNCH_ORDERED"

switch(actionType) {
  case "LUNCH_ORDERED":
    console.log("lunch")
  case "DINNER_ORDERED":
    console.log("dinner")
    break
  default:
    console.log(":/")

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ctrl+/            - undo
ctrl+b            - Switch to buffer
ctrl+c            - special command to invoke "stuff"
ctrl+c ctrl+e     - open Export Dispatcher
ctrl+c ctrl+s     - schedule todo
ctrl+c ctrl+'     - open buffer with code block
ctrl+x LEFT       - switch to prev buffer
ctrl+x RIGHT      - switch to next buffer
ctrl+x ctrl+e     - evaluate line

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Useful Twilio CLI snippets. :)

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const msg = 'This is a great message';

msg.replace('great', 'wonderful'); 
// "This is a wonderful message"
//
// -> 'great' is replaced by 'wonderful'

msg.replace('great', '$&-$&');
// "This is a great-great message"
// '$&' represents the matched substring

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mkdir -p new-dir/{foo,baz}/whatever-{1,2}/{a,b};

exa --tree new-dir;

# new-dir
# ├── baz
# │  ├── whatever-1
# │  │  ├── a
# │  │  └── b
# │  └── whatever-2