marka2g

Commands

Install Redis using Homebrew

$ brew install redis

Enable Redis autostart

$ ln -sfv /usr/local/opt/redis/*.plist ~/Library/LaunchAgents

Start Redis server via launchctl

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Common Options

-#, --progress-bar Make curl display a simple progress bar instead of the more informational standard meter.

-b, --cookie <name=data> Supply cookie with request. If no =, then specifies the cookie file to use (see -c).

-c, --cookie-jar <file name> File to save response cookies to.

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CREATE USER postgres WITH PASSWORD 'postgres' SUPERUSER;

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#Faker

Usage is simple; first grab the gem using your gem program:

$sudo gem install faker

Now you can use it in your favorite ruby program or script. For now let's fire up irb and see what we can fake.

require 'rubygems'  

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# Ruby opposite of array intersection... or maybe the method is missing from my brain bc not enough coffee
# http://twitter.com/soawesomeman/status/8035087261

def awesome(ar_1, ar_2)
  (ar_1 + ar_2) - (ar_1 & ar_2) 
end

awesome([1,2,3,4], [3,4,5,6]) # => [1, 2, 5, 6]

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# better way - from https://gist.github.com/marka2g/1629357/edit
Kernel.class_eval do
 alias :old_require :require
 def require(*args)
   puts args
   old_require(*args)
  end
end

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#!/usr/bin/env ruby 

require 'rubygems'

gempaths = Gem::default_path

puts 
puts "Scanning paths in Gem::default_path for RubyGems with native extensions ..."
puts

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days_array = ["everyday", "school_nights", "sunday", "monday", "tuesday", "wednesday", "thursday", "friday", "saturday"]  

def order_days(hashes)
  days_indexes = {}
  days_array.each_with_index do |item, index|
    days_indexes[item] = index
  end
  hashes.sort_by do |schedule|
    days_indexes.fetch(schedule[:day].downcase)
  end

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# autoload concerns
module YourApp
  class Application < Rails::Application
    config.autoload_paths += %W(
      #{config.root}/app/controllers/concerns
      #{config.root}/app/models/concerns
    )
  end
end

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const memoize = (fn) => {
	let cache = {}, key;
	return (...args) => {
		key = JSON.stringify(args);
		return cache[key] || (cache[key] = fn.call(null, ...args));
	}
};