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Not coding much, busy with school

Nima Boscarino NimaBoscarino

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Not coding much, busy with school
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import React, { useState, useEffect } from 'react';
import './App.css';
import axios from 'axios'
/*
Basically useState will change the variable and manage its value, while useEffect will fire a function *when* it changes?
-Alex, react Expert
*/
import React, { useState } from 'react';
import './App.css'
import CoolComponent, { LessCoolComponent } from './CoolComponent'
// conditional rendering
const Counter = () => {
const [clickNumber, setClickNumber] = useState(0)
<!DOCTYPE html>
<html>
<head>
<meta name='viewport' content='width=device-width, initial-scale=1'>
<link rel="stylesheet" href="style.css">
</head>
<body>
<div class="header">Header</div>
<div class="container">
<div class="big">A</div>
import React, { useState } from 'react';
const HelloWorld = (props) => {
return (
<h1>Hello {props.name}!</h1>
)
}
// display a number
// a button to increase the number
@NimaBoscarino
NimaBoscarino / query.sql
Created September 16, 2019 19:20
Nested Query broken down
SELECT name,
FROM projects
JOIN tasks ON projects.id = tasks.project_id;
SELECT name,
count(tasks.id) as total,
FROM projects
JOIN tasks ON projects.id = tasks.project_id
GROUP BY projects.id;
<!DOCTYPE html>
<html lang="en">
<head>
<title>Document</title>
</head>
<body>
<h1>Heyo what up!</h1>
<h2>Heyo what up!</h2>
<h3>Heyo what up!</h3>
<h4>Heyo what up!</h4>
const express = require('express')
const dogRoutes = express.Router()
const dogs = {
1: {
name: 'Jack'
},
2: {
name: 'Freddy'
},

List total number of projects, then same for tasks (COUNT)

select count(*) from projects;

List incomplete tasks (single-table; WHERE) (how many are there?)

class Mystery < ApplicationRecord
validates :title, presence: true
belongs_to :pyramid
# solve the mystery
# tagline for the mystery
def tagline
"Come see #{title} at the #{pyramid.name}!"
end
# this is the blueprint for THIS thing
class Pokemon
attr_reader :species, :health
attr_accessor :name
def initialize species, name
# Save the species, save the name
@species = species
@name = name
@health = 100