dcortesnet

import React, { useState } from 'react';

export function App() {
    const [file, setFile] = useState(null);

    const handleFileChange = (event) => {
        setFile(event.target.files[0]);
    };

    const handleSubmit = (event) => {

dcortesnet

/* PostgreSQL */

CREATE DATABASE book_store;

CREATE TABLE authors (
    author_id SERIAL PRIMARY KEY,
    name VARCHAR(255) NOT NULL,
    age SMALLINT NOT NULL,
    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
);

dcortesnet

# Contrains 1 <= n <= 99

def print_formatted(number: int):
    width = len(bin(number)[2:])
    for n in range(1, number +1):
        decimal = n
        octal = oct(n)[2:]
        hexadecimal = hex(n)[2:].upper()
        binary = bin(n)[2:]
        print("{0:>{width}} {1:>{width}} {2:>{width}} {3:>{width}}".format(decimal, octal, hexadecimal, binary, width=width))

dcortesnet

def mutate_string(string, position, character):
    string_list = list(string)
    string_list[position] = character
    string = "".join(string_list)
    return string
    
mutate_string("hola", 0, "H")

dcortesnet

def swap_case(text: str):
    swap = ""
    for word in text:
        if word.isupper():
            swap += word.lower()
            continue
        
        if word.islower():
            swap += word.upper()
            continue

dcortesnet

students = [['Harry', 37.21], ['Berry', 37.21], ['Tina', 37.2], ['Akriti', 41], ['Harsh', 39]]
data_sorted = sorted(students, key=lambda x: x[1])
print(data_sorted)

dcortesnet

const express = require('express');
const fs = require('fs');
const app = express();
const port = 3000;
const dotenv = require('dotenv');
const { SQS, SendMessageCommand } = require('@aws-sdk/client-sqs');
const { Consumer } = require('sqs-consumer');

dotenv.config();

dcortesnet

AWSTemplateFormatVersion: '2010-09-09'
Transform: 'AWS::Serverless-2016-10-31'
Resources:
  MyFunction:
    Type: 'AWS::Serverless::Function'
    Properties:
      Handler: index.handler
      Runtime: nodejs8.10
      CodeUri: 's3://my-bucket/function.zip'
      Policies:

dcortesnet

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Action": [
                "logs:CreateLogGroup",
                "logs:CreateLogStream",
                "logs:PutLogEvents"
            ],
            "Effect": "Allow",

dcortesnet

Create a FIFO queue

aws --endpoint http://localhost:9324 sqs create-queue --queue-name queue-name.fifo --attributes FifoQueue=true,MessageRetentionPeriod=1209600,ContentBasedDeduplication=false

• MessageRetentionPeriod is set to 1209600 seconds which equals to 14 days

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