Brocken broccoli1002

Prerequisites

Docker
Docker Compose

If you don't have these, run

brew install docker docker-compose

yamayaさんの難読化シェル芸(フィボナッチ数列) 解説

経緯

(1) ある日、yamaya さんという怖い方がこのツイートを投稿する。

Be Careful with Table Driven Tests and `t.Parallel()`

We Gophers, love table-driven-tests, it makes our unittesting structured, and makes it easy to add different test cases with ease.

Let’s create our table driven test, for convenience, I chose to use t.Log as the test function. Notice that we don't have any assertion in this test, it is not needed to for the demonstration.

func TestTLog(t *testing.T) {
	t.Parallel()

Go Code Review Comments

原文

go fmt

あなたのコードに gofmt を走らせると、自動的に機械的に直すことのできるスタイルの大部分を修正してくれます。世にあるGolang コードのほとんどすべてが gofmt を使っています。この文章の残りは機械的に直すことのできないポイントについて解説します。

代わりに goimports を使う手段もあります。

Raftについて

Raftという分散合意アルゴリズムの紹介
論文: In Search of an Understandable Consensus ALgorithm (Extended Version)

注意

Raft三日目くらいの人が自分の理解をもとに(適当に)書いています

	#! /usr/bin/perl
	#
	# Written in 2017 by Kazuho Oku
	#
	# To the extent possible under law, the author(s) have dedicated all copyright and related and neighboring rights to this software to the public domain worldwide. This software is distributed without any warranty.
	# You should have received a copy of the CC0 Public Domain Dedication along with this software. If not, see <http://creativecommons.org/publicdomain/zero/1.0/>.
	#
	use strict;
	use warnings;

	# Lean and Mean Serial DSL for CoffeeScript
	# (based of https://gist.github.com/1090670 by timcameronryan)
	serial = (spec) ->
	commands = (func for key, func of spec when key != 'catch')
	next = (err, args...) ->
	return spec.catch(err) if err
	commands.shift().apply(next, args) if commands.length > 0
	next null
	return