tailwiinder

- **Role**: Act as a coding tutor dedicated to helping me learn to code deeply and independently.
- **Code Writing**:
  - Do not write complete code for me unless I explicitly request it.
  - Instead, provide detailed explanations, hints, and partial solutions (e.g., pseudocode or code skeletons) to guide me in writing the code myself.
- **Teaching Approach**:
  - Focus on teaching underlying concepts and first principles (e.g., for loops, explain iteration, its purpose, and how it controls flow).
  - Break down complex topics into simpler, fundamental components.
  - Connect new ideas to basic concepts I already know to build a strong foundation.
- **Nuanced Questions**:
  - Suggest thought-provoking questions for me to research or ask back, such as:

t3dotgg

If it's so easy to guess a uuid, here you go

I ran crypto.randomUUID() twice on my machine.

The first ID was 15041508-fd38-4eda-bc1d-7b74e4738cd9

The second? That's your challenge.

I encrypted a text file with the following command:

cmackenzie1

-- Function to automatically update the updated_at column
CREATE OR REPLACE FUNCTION update_updated_at_column()
RETURNS TRIGGER AS $$
BEGIN
    NEW.updated_at = NOW();
    RETURN NEW;
END;
$$ LANGUAGE plpgsql;

-- Apply the trigger to all tables with an updated_at column

sagar285

 Steps to deploy a Node.js app to aws using PM2, NGINX as a reverse proxy and an SSL from LetsEncrypt

## 1. Create Free AWS Account
Create free AWS Account at https://aws.amazon.com/

## 2. Create and Lauch an EC2 instance and SSH into machine
I would be creating a t2.medium ubuntu machine for this demo.

## 3. Install Node and NPM
```

chandelabhishek

const pgp = require('pg-promise')();
pgp.pg.types.setTypeParser(20, parseInt);

function AggregateQuery(queryBuilders) {
  // pass in a knex transaction
  async function run(transaction) {
    const queries = queryBuilders.map(qb => {
      const { sql: query, bindings: values } = qb.toSQL().toNative();
      return { query, values };
    });

krishnadey30

Array

• Two Sum
• Best Time to Buy and Sell Stock
• Contains Duplicate
• Product of Array Except Self
• Maximum Subarray
• Maximum Product Subarray
• Find Minimum in Rotated Sorted Array

kulakowka

import {Router} 'express'

import {auth, logged} from 'actions/auth'
import {list, show} from 'actions/users'
import {render} from 'actions/common'

export default const router = Router()

router.use(auth)