bluerabbit’s gists

bluerabbit / processlist.md

Last active February 20, 2024 04:43

MySQLでプロセスリストから遅いクエリのセッションをKILLするSQLを生成するSQL

SELECT
  *,
  CONCAT(CONCAT('KILL ', id), ';') AS KILL_SQL,
  CONCAT(CONCAT('CALL mysql.rds_kill(', id), ');') AS KILL_SQL_FOR_RDS
FROM
  INFORMATION_SCHEMA.PROCESSLIST
WHERE
  db = 'your_db'
 AND info LIKE '%probrem_query%'

bluerabbit / calculator.rb

Last active January 13, 2021 04:56

rspecはシンプルなスタイルを好んだ方が読みやすいことが多い

	# gem install rspec
	# rspec calculator.rb

	require "rspec"

	class Calculator
	def sum(value1, value2)
	value1 + value2
	end
	end

bluerabbit / rubymine_cli.md

Last active December 21, 2020 02:48

%cat /usr/local/bin/rubymine
#!/bin/sh

open -na /Applications/RubyMine.app --args "$@"

chmod +x/usr/local/bin/rubymine

bluerabbit / extract_sql.rb

Created August 25, 2020 01:09

rubyファイルの中にあるSQL文字列を抜き取る

	# ruby extract_sql.rb app.rb

	require 'ripper'

	$SQL_TEXTS = []

	class ExtractSql < Ripper::Filter
	def on_tstring_content(tok, _)
	text = tok.strip.upcase
	$SQL_TEXTS << text if text.index('SELECT') \|\| text.index('UPDATE') \|\| text.index('INSERT') \|\| text.index('DELETE')

bluerabbit / method_rewriter.rb

Created August 25, 2020 01:08

Parser::TreeRewriterでrubyファイルの書き換え

	# gem 'parser'
	# bundle exec ruby-rewrite -l method_rewriter.rb -m app.rb

	class MethodRewriter < Parser::TreeRewriter
	def on_def(node)
	padding = ' ' * (node.location.column + 2)
	insert_start(node: node, args: node.children[1].location.expression, code: node.children[2], padding: padding)

	insert_after(node.children.last.location.expression, "\n#{padding}#{puts_end}")
	super

bluerabbit / method_rewriter.rb

Last active August 20, 2020 11:27

rubyでmethodの前後に文字列を差し込む

	# bundle exec ruby-rewrite -l method_rewriter.rb -m app.rb

	class MethodRewriter < Parser::TreeRewriter
	def on_def(node)
	padding = ' ' * (node.location.column + 2)
	insert_start(node: node, args: node.children[1].location.expression, code: node.children[2], padding: padding)

	insert_after(node.children.last.location.expression, "\n#{padding}#{puts_end}")
	super
	end

bluerabbit / gist:74faca93855bdf505b08f44d2d487252

Created August 20, 2020 00:29

pull requestのcommitページですべてのコミットのcherry-pickコマンドを作成する

let texts = [];
$$('.js-commits-list-item clipboard-copy').forEach(function (e, i){ texts.push("git cherry-pick " + e.value) })
copy(texts.join('\n'));

クリップボードに下記が入る

git cherry-pick fab98cd67eebcd95a6c7e305873ddc49485cf6dx

bluerabbit / .haml-lint.yml

Last active June 12, 2024 04:55

rubocop config

	linters:
	LineLength:
	enabled: false
	SpaceInsideHashAttributes:
	enabled: false
	ViewLength:
	enabled: false
	InlineStyles:
	enabled: false
	ClassesBeforeIds:

bluerabbit / mysql2_sql_log.rb

Created January 8, 2020 02:48

ActiveRecord(mysql2 gem)でSQLのログを出すパッチ

	module Mysql2
	class Client
	orig_query = instance_method(:query)
	define_method(:query) do \|sql, options = {}\|
	Rails.logger.info("[#{Time.current}] SQL:[#{sql}]")
	orig_query.bind(self).call(sql, options)
	end
	end
	end

bluerabbit / github_pull_request.rb

Last active October 26, 2022 01:05

CircleCIにてrspecでテストが落ちてたらGitHubのPull RequestのDescriptionに落ちたテストファイルを列挙する

	require "octokit"
	require "json"

	class GithubPullRequest
	def initialize(access_token: ENV["GITHUB_TOKEN"], repository:)
	@client = Octokit::Client.new(access_token: access_token)
	@repository = repository
	end

	def update_description!(rspec_examples:, pull_request_number:, ci_build_url:)

Akira Kusumoto bluerabbit