% curl https://get.volta.sh | bash
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 12319  100 12319    0     0   7212      0  0:00:01  0:00:01 --:--:--  7208
  Installing latest version of Volta (1.0.4)
    Checking for existing Volta installation
    Fetching archive for macOS, version 1.0.4
######################################################################## 100.0%#=#=-#  #                                                              ######################################################################## 100.0%
    Creating directory layout
  Extracting Volta binaries and launchers
    Finished installation. Updating user profile settings.
Updating your Volta directory. This may take a few moments...
success: Setup complete. Open a new terminal to start using Volta!

% source .zshrc

% volta -v
1.0.4

% volta install node@16
  Fetching [email protected]  [========================================] 100%
success: installed and set [email protected] (with [email protected]) as default
% node -v
v16.6.1

% volta install yarn
success: installed and set [email protected] as default
% yarn -v
1.22.11

[1,2,2,2,3,3,4,5].tally
#=> {1=>1, 2=>3, 3=>2, 4=>1, 5=>1}

[1,2,2,2,3,3,4,5].group_by(&:itself).transform_values(&:size)
#=> {1=>1, 2=>3, 3=>2, 4=>1, 5=>1}

['Apple', 'Box', 'Cat', 'Ball', 'Cup'].tally_by { |s| s[0] }
#=> {"A"=>1, "B"=>2, "C"=>2}

['Apple', 'Box', 'Cat', 'Ball', 'Cup'].map { |s| s[0] }.tally
#=> {"A"=>1, "B"=>2, "C"=>2}

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "s3:ListBucket",
                "s3:PutObject"
            ],
            "Resource": [
                "arn:aws:s3:::mybucket/*",
                "arn:aws:s3:::mybucket"
            ]
        }
    ]
}

> unload ('select * from users') to 's3://mybucket/' iam_role 'arn:aws:iam::0123456789012:role/RedshiftUnloadToS3' CSV GZIP;
INFO:  UNLOAD completed, 728635600 record(s) unloaded successfully.
UNLOAD

> unload ('select * from users where id in (select id from users limit 10)') to 's3://mybucket/' iam_role 'arn:aws:iam::0123456789012:role/RedshiftUnloadToS3';

$ deno --version
deno: /lib64/libc.so.6: version `GLIBC_2.18' not found (required by deno)

$ ldd --version
ldd (GNU libc) 2.17
Copyright (C) 2012 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
作者 Roland McGrath および Ulrich Drepper。

$ curl -LO https://ftp.gnu.org/gnu/glibc/glibc-2.18.tar.gz
$ tar zxvf glibc-2.18.tar.gz
$ cd glibc-2.18/
$ mkdir build && cd build
$ ../configure --prefix=/usr --disable-profile --enable-add-ons --with-headers=/usr/include --with-binutils=/usr/bin
$ make && sudo make install

$ ldd --version
ldd (GNU libc) 2.18
Copyright (C) 2013 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
作者 Roland McGrath および Ulrich Drepper。

$ curl -fsSL https://deno.land/x/install/install.sh | sh
$ echo 'export DENO_INSTALL="/home/vagrant/.deno"' >> ~/.bash_profile
$ echo 'export PATH="$DENO_INSTALL/bin:$PATH"' >> ~/.bash_profile
$ source ~/.bash_profile

$ deno --version
deno 1.12.2 (release, x86_64-unknown-linux-gnu)
v8 9.2.230.14
typescript 4.3.5

vercel --prod --force

$ cd /home/pi/homebridge

{
  "success": true,
  "predictions": [
    {
      "confidence": 0.7281746,
      "label": "motorcycle",
      "y_min": 275,
      "x_min": 241,
      "y_max": 388,
      "x_max": 401
    },
    {
      "confidence": 0.856776,
      "label": "person",
      "y_min": 219,
      "x_min": 131,
      "y_max": 418,
      "x_max": 246
    },
    {
      "confidence": 0.86147404,
      "label": "bicycle",
      "y_min": 294,
      "x_min": 100,
      "y_max": 468,
      "x_max": 301
    },
    {
      "confidence": 0.9212758,
      "label": "cow",
      "y_min": 293,
      "x_min": 359,
      "y_max": 482,
      "x_max": 566
    }
  ],
  "duration": 0
}

$ convert 元の画像 -draw "rectangle X1の座標, Y1の座標, X2の座標, Y2の座標" 描画後の画像

$ convert original.jpg -draw "fill #ffffff fill-opacity 0.5 rectangle 359, 293, 566, 482" draw_rectanglejpg

#!/bin/bash

if [ -p /dev/stdin ]; then
  input=`cat -`
else
  input=`echo $@`
fi

echo Hello, ${input}

# 引数
$ ./hello.sh World
Hello, World

# 標準入力
$ echo World | ./hello.sh
Hello, World

$ docker --version
Docker version 20.10.7, build f0df350

$ docker run --rm -it -p 8080:80 nginx:latest

$ curl http://localhost:8080
<!DOCTYPE html>
<html>
<head>
<title>Welcome to nginx!</title>
<style>
    body {
        width: 35em;
        margin: 0 auto;
        font-family: Tahoma, Verdana, Arial, sans-serif;
    }
</style>
</head>
<body>
<h1>Welcome to nginx!</h1>
<p>If you see this page, the nginx web server is successfully installed and
working. Further configuration is required.</p>

<p>For online documentation and support please refer to
<a href="http://nginx.org/">nginx.org</a>.<br/>
Commercial support is available at
<a href="http://nginx.com/">nginx.com</a>.</p>

<p><em>Thank you for using nginx.</em></p>
</body>
</html>

export function collatz(number: number): number {
  if (number % 2 === 0) {
    return number / 2;
  } else {
    return number * 3 + 1;
  }
}

import { collatz } from "./collatz.ts";

let number = Number(Deno.args[0]);

while (number > 1) {
  console.log(number);
  number = collatz(number);
}

console.log(number);

$ deno run app.ts 6
6
3
10
5
16
8
4
2
1

$ deno run app.ts 11
11
34
17
52
26
13
40
20
10
5
16
8
4
2
1

$ deno run -A install.ts
$ tb --version
tb-cli 0.1.0

$ tb new sample-ruby
Create content/blog/sample-ruby.md

$ cat content/blog/sample-ruby.md
---
title:
date: 2021-07-05
tags: [""]
---

<div id="im-abcd123456789dfghijklmnop">
  <script async src="https://imp-adedge.i-mobile.co.jp/script/v1/spot.js"></script>
  <script>(window.adsbyimobile=window.adsbyimobile||[]).push({pid:12345,mid:78910,asid:1234567,type:"banner",display:"inline",elementid:"im-abcd123456789dfghijklmnop"})</script>
</div>

import React, { useEffect } from "react"

const Ads = () => {
  useEffect(() => {
    if (process.env.NODE_ENV !== "development") {
      const tag = document.createElement("script");
      tag.src = "https://imp-adedge.i-mobile.co.jp/script/v1/spot.js";
      tag.async = true;
      document.body.appendChild(tag);

      (window.adsbyimobile = window.adsbyimobile || []).push(
        {
          pid: 12345,
          mid: 78910,
          asid: 1234567,
          type: "banner",
          display: "inline",
          elementid: "im-abcd123456789dfghijklmnop"
        }
      )

      document.body.removeChild(tag);
    }
  }, [])

  return (
    <div id="im-abcd123456789dfghijklmnop"></div>
  )
}

export default Ads

  ...
+ import Ads from "../components/ads"
  ...

  ...
+ <Ads />
  ...

array = [:a, :b, :c] # => [:a, :b, :c]

[*array, :d, :e] # => [:a, :b, :c, :d, :e]

const array = ['a', 'b', 'c'] // [ 'a', 'b', 'c' ]

[...array, 'd', 'e'] // [ 'a', 'b', 'c', 'd', 'e' ]

$ bundle install

$ gem install switchbot

require 'switchbot'

client = Switchbot::Client.new('YOUR_TOKEN')

client.devices
#=> {:status_code=>100,
#    :body=>
#     {:device_list=>
#       [{:device_id=>"500291B269BE",
#         :device_name=>"Living Room Humidifier",
#         :device_type=>"Humidifier",
#         :enable_cloud_service=>true,
#         :hub_device_id=>"000000000000"}],
#      :infrared_remote_list=>
#       [{:device_id=>"02-202008110034-13",
#         :device_name=>"Living Room TV",
#         :remote_type=>"TV",
#         :hub_device_id=>"FA7310762361"}]},
#    :message=>"success"}

client.status(device_id: 'C271111EC0AB')
# or
client.device('C271111EC0AB').status
#=> {:status_code=>100,
#    :body=>
#     {:device_id=>"C271111EC0AB",
#      :device_type=>"Meter",
#      :hub_device_id=>"FA7310762361",
#      :humidity=>52,
#      :temperature=>26.1},
#    :message=>"success"}

client.commands(device_id: 'C271111EC0AB', command: 'turnOn')
# or
client.device('C271111EC0AB').commands(command: 'turnOn')
# or
client.device('C271111EC0AB').on
#=> {:status_code=>100,
#    :body=>{},
#    :message=>"success"}

- [full changelog](http://github.com/ytkg/switchbot/compare/v0.4.0...main)
+ [full changelog](http://github.com/ytkg/switchbot/compare/v0.5.0...main)
+ 
+ ## v0.5.0
+ [full changelog](http://github.com/ytkg/switchbot/compare/v0.4.0...v0.5.0)
+ 
+ * Add Bot
+   * https://github.com/ytkg/switchbot/pull/9

$ git add CHANGELOG.md
$ git commit -m 'Update CHANGELOG.md'

  module Switchbot
-   VERSION = '0.4.0'
+   VERSION = '0.5.0'
  end

$ git add lib/switchbot/version.rb
$ git commit -m 'Bump version'

$ bundle exec rake release
switchbot 0.5.0 built to pkg/switchbot-0.5.0.gem.
Tagged v0.5.0.
Pushed git commits and tags.
Pushing gem to https://rubygems.org...
Successfully registered gem: switchbot (0.5.0)
Pushed switchbot 0.5.0 to rubygems.org

$ curl -s -X GET -H 'Authorization: token' https://api.switch-bot.com/v1.0/devices | jq '.body.deviceList[] | select(.deviceType == "Bot")'
{
  "deviceId": "EX0DEVICE0ID",
  "deviceName": "ボット",
  "deviceType": "Bot",
  "enableCloudService": true,
  "hubDeviceId": "EX0HUB0DEVICE"
}

$ curl -s -X GET -H 'Authorization: token' https://api.switch-bot.com/v1.0/devices/EX0DEVICE0ID/status | jq
{
  "statusCode": 100,
  "body": {
    "deviceId": "EX0DEVICE0ID",
    "deviceType": "Bot",
    "hubDeviceId": "EX0HUB0DEVICE",
    "power": "off"
  },
  "message": "success"
}

$ curl -s -X POST -H 'Authorization: token' https://api.switch-bot.com/v1.0/devices/EX0DEVICE0ID/commands -H 'Content-Type: application/json' -d '{"command": "turnOn","parameter": "default","commandType": "command"}' | jq
{
  "statusCode": 100,
  "body": {},
  "message": "success"
}

$ curl -s -X POST -H 'Authorization: token' https://api.switch-bot.com/v1.0/devices/EX0DEVICE0ID/commands -H 'Content-Type: application/json' -d '{"command": "turnOff","parameter": "default","commandType": "command"}' | jq
{
  "statusCode": 100,
  "body": {},
  "message": "success"
}

$ bundle update chartkick

$ bundle list | grep chartkick
  * chartkick (4.0.4)

$ yarn upgrade chartkick --latest
$ yarn upgrade chart.js --latest

$ yarn list --depth=0 | grep -e chart.js -e chartkick
├─ [email protected]
├─ [email protected]

-require("chartkick")
-require("chart.js")
+require("chartkick/chart.js")

name: Rubocop

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:
  rubocop:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2
    - name: Set up Ruby
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: 2.7.3
    - name: Rubocop
      uses: reviewdog/action-rubocop@v1
      with:
        rubocop_version: gemfile
        rubocop_extensions: rubocop-rails:gemfile
        github_token: ${{ secrets.github_token }}
        reporter: github-pr-review

$ yarn add gatsby-plugin-google-gtag

    {
-     resolve: `gatsby-plugin-google-analytics`,
-     options: {
-       trackingId: "UA-12345678-0",
-     },
+     resolve: 'gatsby-plugin-google-gtag',
+     options: {
+       trackingIds: ['G-ABCD123EFG'],
+       pluginConfig: {
+         head: true,
+       },
+     },
    },

$ yarn remove gatsby-plugin-google-analytics

$ aws --version
aws-cli/2.2.9 Python/3.9.5 Darwin/19.6.0 source/x86_64 prompt/off

$ aws sts get-caller-identity
{
    "Account": "123400006789", 
    "UserId": "AIDAHOGEHOGEFOOBARBAR", 
    "Arn": "arn:aws:iam::123400006789:user/hoge.user"
}

$ AWS_ACCESS_KEY_ID=AKIAIOSFODNN7EXAMPLE AWS_SECRET_ACCESS_KEY=wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY aws sts get-caller-identity
{
    "Account": "123400006789", 
    "UserId": "AIDAHOGEHOGEFOOBARBAR", 
    "Arn": "arn:aws:iam::123400006789:user/hoge.user"
}

$ curl -s -H "x-api-key:{API KEY}" https://app.candyhouse.co/api/sesame2/{UUID} |jq
{
  "batteryPercentage": 100,
  "batteryVoltage": 6.116129032258065,
  "position": 1069,
  "CHSesame2Status": "locked",
  "timestamp": 1623646157
}

$ curl -s -H "x-api-key:{API KEY}" "https://app.candyhouse.co/api/sesame2/{UUID}/history?page=1&lg=3" |jq
[
  {
    "recordID": 83,
    "type": 2,
    "timeStamp": 1623646093156,
    "historyTag": "44KI44GX44GN"
  },
  {
    "recordID": 82,
    "type": 3,
    "timeStamp": 1623645290000,
    "parameter": "atzGYAEAAAA="
  },
  {
    "recordID": 85,
    "type": 10,
    "timeStamp": 1623606552160
  }
]