roygopal

Git Cheat Sheet

Initial Setup

Initialize a repo

Create an empty git repo or reinitialize an existing one

$ git init

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Vanilla JavaScript Quick Reference / Cheatsheet

Just migrated it from Codepen.io to markdown. Credit goes to David Conner.

Working with DOM	Working with JS	Working With Functions
Accessing Dom Elements	Add/Remove Array Item	Add Default Arguments to Function
Grab Children/Parent Node(s)	Add/Remove Object Properties	Throttle/Debounce Functions
Create DOM Elements	Conditionals

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// Description:
// 
// One of the services provided by an operating system is memory management. 
// The OS typically provides an API for allocating and releasing memory in a 
// process's address space. A process should only read and write memory at
// addresses which have been allocated by the operating system. In this kata you
// will implement a simulation of a simple memory manager.
// 
// JavaScript has no low level memory API, so for our simulation we will simply
// use an array as the process address space. The memory manager constructor

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// The businesspeople among you will know that it's often not easy to find an 
// appointment. In this kata we want to find such an appointment automatically. 
// You will be given the calendars of our businessperson and a duration for the 
// meeting. Your task is to find the earliest time, when every businessperson is 
// free for at least that duration.
// 
// Example Schedule:
// 
// Person | Meetings
// -------+-----------------------------------------------------------

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Regular Expressions

Basic Syntax

• /.../: Start and end regex delimiters
• |: Alternation
• (): Grouping

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Definitely not comprehensive. This is meant to be a basic memory aid with links to get more details. I'll add to it over time.

Install

$ npm install mongoose --save

Connect

const mongoose = require('mongoose');