bobstrange

{
  "users": [
    {
      "id": 1,
      "name": "Leanne Graham",
      "username": "Bret",
      "email": "Sincere@april.biz",
      "address": {
        "street": "Kulas Light",
        "suite": "Apt. 556",

bobstrange

Money = Struct.new("Money", :value) do
 def add(other)
   self.class.new(value + other.value)
 end
end
hundred_yen = Money.new(100)
two_hundred_yen = Money.new(200)
result = hundred_yen.add(two_hundred_yen)
p result
# => #<struct Struct::Money value=300>

bobstrange

FROM ruby:2.5
RUN apt-get update -qq && apt-get install -y postgresql-client
RUN curl -sL https://deb.nodesource.com/setup_11.x | bash -
RUN apt-get install -y nodejs
RUN mkdir /<app-dir>
WORKDIR /<app-dir>
COPY Gemfile /<app-dir>/Gemfile
COPY Gemfile.lock /<app-dir>/Gemfile.lock
RUN bundle install
COPY . /<app-dir>

bobstrange

Ruby vscode workspace setting

Requirement

• Installed solargraph gem
  • gem install solargraph or add it to your Gemfile
• Installed vscode extentions
  • vscode-solargraph
  • vscode-ruby

Usage

bobstrange

require 'bundler/inline'

gemfile do
    source 'https://rubygems.org'
    gem 'aws-sdk'
    gem 'activesupport'
    gem 'pry-byebug'
end

require 'active_support'

bobstrange

Generate a keypair

ssh-keygen -t rsa -b 4096 -C "bob.1983.g@gmail.com" -f id_vagrant

Login to the server.

vagrant ssh 

bobstrange

queue_name = # Put a queue name

queue = Sidekiq::Queue.new(queue_name);
jobs = queue.map { |j| j };
target_classes = jobs.map { |j| j.klass }.uniq;
data = target_classes.map { |k|
  { class: k, jobs: jobs.select { |j| k == j.klass } }
};

# data structure

bobstrange

1日のLoad(1時間毎)

precision rfc3339
SELECT max("load15") FROM "system" WHERE time >= '2017-08-28 00:00:00' AND time <= '2017-08-28 23:59:59' and role='web' GROUP BY time(1h) fill(0)

name: system
time                 max

bobstrange

HEADER = "name,tags,time,total_count,mean_mean_duration,max_mean_duration,mean_upper_duration,max_upper_duration,total_duration"

INPUT_FILE_NAME = "input.txt"

def remove_header(data)
  data.gsub("#{HEADER}\n", "")
end

def parse_data(data)
  data.map do |dataset|

bobstrange

#!/bin/bash

docker rm $(docker ps -a -q)
docker rmi $(docker images -q)