Ray Hamel rayhamel

This walkthrough uses our group project as an example; we will be creating an upvote/downvote system.

Redis

Install Redis and the Redis gem (in terminal).

$ brew install redis
$ ln -sfv /usr/local/opt/redis/*.plist ~/Library/LaunchAgents

ALGORITHMS AND INTERVIEW QUESTIONS CHEAT SHEET

DATA STRUCTURES

A data structure is a group of data organized in the computer's memory by certain specific rules defining predictable relationships between the data. Arrays, hashes and relational databases are all examples of data structures.

	$ brew doctor

	Your system is ready to brew.

	$ brew config

	HOMEBREW_VERSION: 1.6.1-18-g714bf51
	ORIGIN: https://github.com/Homebrew/brew.git
	HEAD: 714bf51524eb9c56b189d0d4f5a7a1cfe8b9d6d3
	Last commit: 11 hours ago

	#include <algorithm>
	#include <array>
	#include <chrono>
	#include <cstddef>
	#include <cstdint>
	#include <iostream>
	#include <iterator>
	#include <random>

	#if !defined(__GNUC__) && !defined(__attribute__)

	/* https://wandbox.org/permlink/69aE7gIqBcWonJB0 */

	constexpr auto operator""_times(unsigned long long i) noexcept
	{
	return [i](auto &&f) {
	for (auto n{i}; --n; f());
	return f();
	};
	}

	#!/usr/bin/python
	#
	# Version 2
	# 9 July 2013
	#
	# Modified to use xml format output from timegenie instead of text file
	#
	# Version 3
	# 7 March 2014
	#

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	░▓▓▓▓▓▓▓▓▓▓▓▓░░░░▓░░░░▓▓▓▓▓▓▓▓▓▓▓▓░ dd
	░▓▓▓▓▓▓▓▓▒░░░▓▓▓▓▓▓▓▓▓░░░▒▓▓▓▓▓▓▓▓░ 88
	░▓▓▓▓▓░░░░░░▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓░ 8b,dPPYba, MM88MMM ,adPPYba,
	░▓▓░░░▒▒▒▒▒▒░░░░▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓▓░ 88P' "8a 88 a8" ""
	░░▒▒▒▒▒▒▒▒▒▒▒▒▒░░░▓▓▓▓▓▓▓▓▓▓▓▓▓░░ 88 d8 88 8b

	#ifndef SLURP_H
	#define SLURP_H

	class Slurp {
	void *begin_{ nullptr };
	void *end_;
	public:
	Slurp() = delete;
	Slurp(const Slurp &) = delete;
	Slurp &operator=(Slurp) = delete;