kconner

macOS Internals

Understand your Mac and iPhone more deeply by tracing the evolution of Mac OS X from prelease to Swift. John Siracusa delivers the details.

Starting Points

How to use this gist

You've got two main options:

tobi

# Rails production setup via SQLite3 made durable by https://litestream.io/ 
# Copy this to Dockerfile on a fresh rails app. Deploy to fly.io or any other container engine. 
#
#  try locally: docker build . -t rails && docker run -p3000:3000 -it rails
#
#  in production you might want to map /data to somewhere on the host, 
#  but you don't have to!
# 
FROM ruby:3.0.2

dhh

module Entry::TrackerBlocking
  extend ActiveSupport::Concern

  included do
    has_many :blocked_trackers
  end

  email_service_blockers = {
    "ActiveCampaign" =>  /lt\.php(.*)?l\=open/,
    "AWeber" => "openrate.aweber.com",

chockenberry

#!/bin/sh

basename=`basename $0`

if [ -z "$*" ]; then
	echo "usage: ${basename} <dot> [ -o | -r | <file> | - ]"
	echo ""
	echo "options:"
	echo "  -o      open dot in window with keyboard focus"
	echo "  -r      read contents of dot"

wireframe

require 'redis'
module Features
  class << self
    extend Forwardable
    def_delegators :rollout, :active?, :activate_user, :deactivate_user, :activate, :deactivate

    private

    def rollout
      @rollout ||= begin

gingerlime

    config.middleware.insert_before ActionDispatch::ParamsParser, ::Rack::Robustness do |g|
      g.no_catch_all
      # you might need to replace this with JSON::ParserError, depending on your Rails configuration
      # or you can catch both...
      g.on(MultiJson::ParseError) { |ex| 400 }
      g.content_type 'text/plain'
      g.body{ |ex| ex.message }
      g.ensure(true) do |ex|
        env['rack.errors'].write(ex.message)
        logger.warn(ex.message)

oroce

What you'll need

• nginx
• nginx-x-rid-header module (https://github.com/newobj/nginx-x-rid-header)

Why?

We want to track image downloads from client side and in javascript we cannot get the header values:(.

Logging

otobrglez

# Simple Recommendation Engine in Ruby
# Visit: http://otobrglez.opalab.com
# Author: Oto Brglez <otobrglez@gmail.com>

class Book < Struct.new(:title)

  def words
    @words ||= self.title.gsub(/[a-zA-Z]{3,}/).map(&:downcase).uniq.sort
  end

gruber

The regex patterns in this gist are intended only to match web URLs -- http,
https, and naked domains like "example.com". For a pattern that attempts to
match all URLs, regardless of protocol, see: https://gist.github.com/gruber/249502


# Single-line version:

(?i)\b((?:https?:(?:/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?:com|net|org|edu|gov|mil|aero|asia|biz|cat|coop|info|int|jobs|mobi|museum|name|post|pro|tel|travel|xxx|ac|ad|ae|af|ag|ai|al|am|an|ao|aq|ar|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|bi|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|co|cr|cs|cu|cv|cx|cy|cz|dd|de|dj|dk|dm|do|dz|ec|ee|eg|eh|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|in|io|iq|ir|is|it|je|jm|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|me|mg|mh|mk|ml|mm|mn|mo|mp|mq|mr|ms|mt|mu|mv|mw|mx|my|mz|na|nc|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|pa|pe|pf|pg|ph|pk|pl|pm|pn|pr|ps|pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|s

swrobel

1. Add remote_syslog to your Gemfile
2. Add papertrail.rake to lib/tasks
3. Add remote_syslog.yml to config/
4. Add before_restart.rb to deploy/
5. Set the PAPERTRAIL_PORT ENV var to the one provided by Papertrail for your system

Inspiration from Scott W. Bradley