iberianpig’s gists

iberianpig / genesis.json

Created March 9, 2018 03:44

genesis file for multiple nodes testing

	{
	"config": {
	"chainId": 15,
	"homesteadBlock": 0,
	"eip155Block": 0,
	"eip158Block": 0
	},
	"nonce": "0x0000000000000042",
	"timestamp": "0x0",
	"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",

iberianpig / cahe_support.rb

Last active October 18, 2017 07:33

ActiveRecordProxyのメソッドチェーンでcache_keyを提供する

	module CacheSupport
	extend ActiveSupport::Concern

	module ClassMethods
	def cache_key
	"#{name}/#{ids.hash}-#{maximum(:updated_at).to_i}"
	end
	end
	end

iberianpig / pre-commit

Created August 16, 2017 08:44

run lints for rails with pre-commit

	#!/usr/bin/env ruby

	require "pry-byebug"

	# execute pre-commit hooks
	class PreCommitRunner
	def run
	check_eslint
	check_rubocop
	end

iberianpig / sentakushi.rb

Last active February 2, 2017 11:39

文字列を与えると一様な組み合わせを返す

	['a', 'b', 'c', 'd'].permutation.to_a[Digest::MD5.hexdigest("hogefuga").to_i(16) % 24]
	#=> ["a", "b", "d", "c"]

iberianpig / wimax_switch.md

Created January 14, 2017 17:11

Linuxから監視して3GBに達したらノーリミットモードに変更。データ使用量取得とモード切替のスクリプト。パッケージバージョン: 1.1.8.1 CUバージョン: 0.7.0.0 ファームウェアバージョン: 0.2.40.0/2.3.9.4

$ cat watch.sh

#!/bin/bash 

wget -O - --http-user=admin --http-password=hoge http://192.168.0.1/usr/jp/adm/statistic.asp | gzip -c -9 > "$(date '+%Y%m%d%H%M%S').html.gz"

$ cat switch.sh

iberianpig / yamadash.rb

Created December 18, 2016 07:13

Amazon Dash Buttonを押すとIFTTT経由で出社時刻を報告する

	require 'dashed'
	require 'net/https'

	# main class
	class Yamadash
	USERNAME = 'yamada'
	ICONURL = ''
	MACADDRESS = '12:34:56:78:90:ab'
	DEVICENAME = 'wlp2s0'

iberianpig / letsencrypt.crontab

Last active June 7, 2016 18:41

let's encrypt の自動更新

	# monthly 25th 18:00(UTC) == 03:00(JTC) renew
	00 18 25 * * /etc/init.d/nginx stop && /home/iberianpig/certbot/certbot-auto renew --force-renew && /etc/init.d/nginx start

iberianpig / db.rake

Last active May 23, 2016 09:42

db:dump_seed_fu[model]で実行。 db:seed_fuで使えるseedデータがdb/fixtures内に生成されるrake task。

	# ./lib/tasks/db.rake

	require 'active_record'
	@logger = Logger.new(STDOUT)

	namespace :db do
	desc "Make seed data importable with seed_fu"
	task :dump_seed_fu, [:model] => :environment do \|t, args\|
	model_name = args.model.underscore
	class_name = args.model.camelize

iberianpig / toggle_browser_terminal.sh

Created April 20, 2016 05:19

toggle browser and terminal from shellscript

	#!/bin/bash

	browser_title="Google Chrome"
	terminal_title="byobu"

	current_window_id=$(xdotool getwindowfocus)
	browser_window_id=$(xdotool search --name --onlyvisible "$browser_title")
	terminal_window_id=$(xdotool search --name --onlyvisible "$terminal_title")

	if test $current_window_id -eq $browser_window_id

iberianpig / tlp

Created April 18, 2016 16:34

/etc/default/tlp

	# ------------------------------------------------------------------------------
	# tlp - Parameters for power save
	# See full explanation: http://linrunner.de/en/tlp/docs/tlp-configuration.html

	# Hint: some features are disabled by default, remove the leading # to enable
	# them.

	# Set to 0 to disable, 1 to enable TLP.
	TLP_ENABLE=1

Kohei Yamada iberianpig