xfyuan

Rails 7 new features. Before and After

• Add ComparisonValidator
• PostgreSQL generated columns
• PostgreSQL custom enum types
• Add tracking of belongs_to association
• association_previously_changed? method
• Add invert_where method
• Add associated method
• Add missing method
• Active Record Encryption

xfyuan

# FOR BUSY JOBS
# take the process_id from the /busy page in sidekiq and kill the longest running one.
workers = Sidekiq::Workers.new
workers.each do |process_id, thread_id, work|
  process = Sidekiq::Process.new('identity' => process_id)
  process.stop! if process_id == 'integration.3:4:71d1d7f4ef5a'
end

# FOR SCHEDULED JOBS
# you need to know the jid to make this happen

xfyuan

We couldn’t find that file to show.

xfyuan

export function transitionIn (el, show = () => {}) {
  const attrs = getXAttrs(el, 'transition')

  // If any transition attrs.
  if (attrs.filter(attr => ['enter', 'enter-start', 'enter-end'].includes(attr.value)).length > 0) {
    transitionClassesIn(el, attrs, show)
  } else {
  // If not, just show that damn thing.
    show()
  }

xfyuan

package logging

import (
	"github.com/rs/zerolog"
	"github.com/rs/zerolog/log"
	"gopkg.in/natefinch/lumberjack.v2"
	"os"
	"path"
	"io"
)

xfyuan

Stimulus cheatsheet

• Website: https://stimulusjs.org/
• GitHub repo: https://github.com/stimulusjs/stimulus
• Handbook: https://stimulusjs.org/handbook/introduction
• Discourse: https://discourse.stimulusjs.org/

Lifecycle callbacks

• initialize: once, when the controller is first instantiated
• connect: anytime the controller is connected to the DOM

xfyuan

#!/bin/bash
# Daniel Verner
# CarrotPlant LLC
# 2011
# Backup each mysql databases into a different file, rather than one big file
# Optionally files can be gzipped (dbname.gz)
#
# Usage: dump_all_databases [ -u username -o output_dir -z ]
#
#	-u username to connect mysql server

xfyuan

# lib/tasks/db.rake
namespace :db do

  desc "Dumps the database to db/APP_NAME.dump"
  task :dump => :environment do
    cmd = nil
    with_config do |app, host, db, user|
      cmd = "pg_dump --host #{host} --username #{user} --verbose --clean --no-owner --no-acl --format=c #{db} > #{Rails.root}/db/#{app}.dump"
    end
    puts cmd

xfyuan

#!/bin/bash
# rev4 - changes suggested by KownBash https://www.reddit.com/r/bash/comments/5cxfqw/i_wrote_a_simple_video_to_gif_bash_script_thought/da19gjz/

# Usage function, displays valid arguments
usage() { echo "Usage: $0 [-f <fps, defaults to 15>] [-w <width, defaults to 480] inputfile" 1>&2; exit 1; }

# Default variables
fps=15
width=480

xfyuan

ruby '2.7.1'

gem 'rails', github: 'rails/rails'
gem 'tzinfo-data', '>= 1.2016.7'  # Don't rely on OSX/Linux timezone data

# Action Text
gem 'actiontext', github: 'basecamp/actiontext', ref: 'okra'
gem 'okra', github: 'basecamp/okra'

# Drivers