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Mark E Hagel mehagel

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@mehagel
mehagel / vehicle.rb
Created June 11, 2013 21:05 — forked from aespaldi/vehicle.rb
class Car
@@WHEELS = 4
def initialize(args)
@color = args[:color]
@wheels = @@WHEELS
end
def drive
@status = :driving
end
def brake
@mehagel
mehagel / P%: OO inheritence2.rb
Last active December 19, 2015 06:39 — forked from dbc-challenges/P5: OO Inheritance.rb
module Functions
def drive
@status = :driving
end
def needs_gas?
return [true,true,false].sample
end
end
@mehagel
mehagel / index.html
Last active December 19, 2015 19:19 — forked from dbc-challenges/index.html
4_CSS_Layout
<!doctype html>
<html>
<head>
<link rel="stylesheet" href="http://cdn.jsdelivr.net/normalize/2.1.0/normalize.css">
<link rel="stylesheet" href="main.css">
<link rel="stylesheet" href="http://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700,800">
<link rel="stylesheet" href="http://fonts.googleapis.com/css?family=Lato:100,900">
<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/3.0.2/css/font-awesome.min.css">
</head>
@mehagel
mehagel / jquery_quiz.js
Last active December 20, 2015 02:38 — forked from dbc-challenges/jquery_quiz.js
// Mark & Clay
$('.users').css({'background-color': 'red', 'border': '1px solid black'})
$('.users').find('img:first').attr("src", "http://images.nationalgeographic.com/wpf/media-live/photos/000/006/cache/manatee_621_600x450.jpg");
$(':contains("Seth")').animate({'color':'red'})
//Mark & Chae
challenge 2:
$('.user:nth-child(7)').find('img').attr('src', 'https://lh4.googleusercontent.com/-Ar5TPhT5FDE/UEgpZ6j4ZiI/AAAAAAAAAIM/hHVZGV2Gaik/s640/blogger-image--991622141.jpg');
@mehagel
mehagel / web_perf.md
Created July 25, 2013 02:29 — forked from ndelage/web_perf.md

Web Preformance

Sources of slow

Database

  • n+1 queries (try :includes or join)
  • Complex joins (is there another way to find the data?)
  • Missing indexes
  • Useless indexes
  • Schema (prossibly denormalize)
@mehagel
mehagel / index.html
Created July 28, 2013 17:43 — forked from dbc-challenges/index.html
DBC Phase 2 Practice Assessment Part 3
<!doctype html>
<html>
<head>
<link rel="stylesheet" href="http://cdn.jsdelivr.net/normalize/2.1.0/normalize.css">
<link rel="stylesheet" href="main.css">
<link rel="stylesheet" href="http://fonts.googleapis.com/css?family=Open+Sans:300,400,600,700,800">
<link rel="stylesheet" href="http://fonts.googleapis.com/css?family=Lato:100,900">
<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/font-awesome/3.0.2/css/font-awesome.min.css">
</head>
@mehagel
mehagel / zoo.js
Created July 31, 2013 04:50 — forked from dbc-challenges/zoo.js
//------------------------------------------------------------------------------------------------------------------
// YOUR CODE: Create your Zoo "object literal" and Animal "constructor" and "prototypes" here.
//------------------------------------------------------------------------------------------------------------------
//------------------------------------------------------------------------------------------------------------------
// DRIVER CODE: Do **NOT** change anything below this point. Your task is to implement code above to make this work.
//------------------------------------------------------------------------------------------------------------------
@mehagel
mehagel / jquery_quiz.js
Last active December 20, 2015 23:49 — forked from dbc-challenges/jquery_quiz.js
// Mark & Clay
$('.users').css({'background-color': 'red', 'border': '1px solid black'})
$('.users').find('img:first').attr("src", "http://images.nationalgeographic.com/wpf/media-live/photos/000/006/cache/manatee_621_600x450.jpg");
$(':contains("Seth")').animate({'color':'red'})
//Mark & Chae
challenge 2:
$('.user:nth-child(7)').find('img').attr('src', 'https://lh4.googleusercontent.com/-Ar5TPhT5FDE/UEgpZ6j4ZiI/AAAAAAAAAIM/hHVZGV2Gaik/s640/blogger-image--991622141.jpg');
@mehagel
mehagel / lucky_ajax.md
Created August 14, 2013 18:15 — forked from dbc-challenges/lucky_ajax.md

Instructions:

  1. Download this application skeleton.
  2. Convert the app to use AJAX.
  3. Add any files you changed to your gist and submit your code.
@mehagel
mehagel / lucky_ajax.md
Created August 14, 2013 23:55 — forked from dbc-challenges/lucky_ajax.md