jaydorsey

# Generates docs
gem list | awk '{ print $1 }' | xargs gem rdoc
# Starts server
gem server

jaydorsey

{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "definitions": {
    "attributes": {
      "additionalProperties": false,
      "description": "Members of the attributes object (\"attributes\") represent information about the resource object in which it's defined.",
      "patternProperties": {
        "^(?!relationships$|links$)\\w[\\w_-]*$": {
          "description": "Attributes may contain any valid JSON value."
        }

jaydorsey

begin
  require 'bundler/inline'
  require 'bundler'
  require 'pry'
  require 'pry-byebug'
rescue LoadError => e
  STDERR.puts 'Bundler version 1.10 or later is required. Please update your Bundler'
  raise e
end

jaydorsey

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

jaydorsey

// Automatically clicks the "Remove" button for all the advertisers
// that are showing from this page: https://www.facebook.com/ads/preferences/?entry_product=ad_settings_screen
// under the "Advertisers who you've interacted with" (who I actually have never
// interacted with), "Who use a contact list added to facebook" (that they likely
// bought 2nd hand because I've never done business with them)
//
// Click the "More" button multiple times to display them all, then run this script
var buttons = document.querySelectorAll("[data-tooltip-content='Remove']");for (i = 0; i< buttons.length; i++) { buttons[i].click();};

jaydorsey

#!/bin/sh -eu
# This file goes in .git/hooks/post-receive
if git diff-tree --name-status -t -r --root HEAD | grep -q 'development.sql'
then
  echo "Your db/data/development.sql file changed. You may want to run rails gs:load"
fi

jaydorsey

# Don't run this unless you know why you're running this
gem outdated | awk '{print $1}' | xargs gem update $1

jaydorsey

fib = -> { Enumerator.new { |y| a = b = 1; loop { y << a; a, b = b, a + b } } }
  
puts fib.call.take(20)
  
x = fib.call
x.next => 1
x.next => 1
x.next => 2
...
x.next => 13

jaydorsey

# Append this alias to your .zshrc or .bashrc
#
# Run `guardme` from any exercise directory to start guard
# with your custom Guardfile
alias guardme="guard --guardfile ~/exercism/ruby/Guardfile"

jaydorsey

"WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWBWWWWWWWWWWWWWW".
  chars.
  chunk_while { |before, after| before == after }.
  reduce(String.new) { |memo, group| memo << "#{group.size}#{group.first}" }

rle = -> (str) { str.chars.chunk_while{ |b, a| b == a }.reduce(""){ |m, g| m << g.length.to_s << g.first } }

rle.call("WWWWWWWWWWWWBWWWWWWWWWWWWBBBWWWWWWWWWWWWWWWWWWWWWWWWBWWWWWWWWWWWWWW")