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MySQL Cheat Sheet

Help with SQL commands to interact with a MySQL database

MySQL Locations

• Mac /usr/local/mysql/bin
• Windows /Program Files/MySQL/MySQL version/bin
• Xampp /xampp/mysql/bin

Add mysql to your PATH

gitllermopalafox

$price = 100;
$products = 9;

echo $price * $products/2 + ($products&1 ? $price/2 : 0); // 500

gitllermopalafox

<template>
  <div>
    <input ref="input" type="text" v-model="localValue" />
    <slot :localValue="localValue" :formattedDate="formattedDate">
      {{ formattedDate }}
    </slot>
    <!-- parent can now use 'render prop through scoped slot' -->
    <!--
      <DatePickerComponent slot-scope="{localValue, formattedDate}" :value="value" @input="handleChildInput" @clear="clearChildInput">
        {{ formattedDate }}

gitllermopalafox

const Alexa = require('ask-sdk');

const LaunchRequestHandler = {
  canHandle(handlerInput) {
    const request = handlerInput.requestEnvelope.request;
    return request.type === 'LaunchRequest'
  },
  handle(handlerInput) {
    

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#!/bin/bash

usage() { echo "usage: --coursename [--coursename \"build-a-react-app-with-redux\"] --type [--type \"courses|lessons\"]" 1>&2; exit 1; }

OPTS=$(getopt -o c:t: --long coursename:,type: -n 'download_egghead_videos.sh' -- "$@")

if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi

eval set -- "$OPTS"

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<?php
/**
 * Grab the url of a publicly embeddable video hosted on vimeo
 * @param  str $video_url The "embed" url of a video
 * @return str            The url of the thumbnail, or false if there's an error
 */
function grab_vimeo_thumbnail($vimeo_url){
    if( !$vimeo_url ) return false;

    $data = json_decode( file_get_contents( 'http://vimeo.com/api/oembed.json?url=' . $vimeo_url ) );

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function parseJwt (token) {
    var base64Url = token.split('.')[1];
    var base64 = base64Url.replace('-', '+').replace('_', '/');
    return JSON.parse(window.atob(base64));
};

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<?php
# Fill our vars and run on cli
# $ php -f db-connect-test.php

$dbname = 'name';
$dbuser = 'user';
$dbpass = 'pass';
$dbhost = 'host';

$link = mysqli_connect($dbhost, $dbuser, $dbpass) or die("Unable to Connect to '$dbhost'");

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<?php

if (!function_exists('html_build_attributes')) {
	/**
	 * Generate a string of HTML attributes
	 *
	 * @param   array          $attr      Associative array of attribute names and values.
	 * @param   callable|null  $callback  Callback function to escape values for HTML attributes.
	 *                                    Defaults to `htmlspecialchars()`.
	 * @return  string  Returns a string of HTML attributes.

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Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "[email protected]"