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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

coffeescript.codeschool.com

Search | Pluralsight

Page Load Speed

2.1 sec in total

First Response

545 ms

Resources Loaded

1.5 sec

Page Rendered

109 ms

coffeescript.codeschool.com screenshot

About Website

Visit coffeescript.codeschool.com now to see the best up-to-date Coffeescript Codeschool content for Nigeria and also check out these interesting facts you probably never knew about coffeescript.codeschool.com

CoffeeScript is a new programming language which compiles into JavaScript. Inspired by languages like Ruby and Python, it allows you to write less code to get more done. Caike Souza and Gregg Pollack ...

Visit coffeescript.codeschool.com

Key Findings

We analyzed Coffeescript.codeschool.com page load time and found that the first response time was 545 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

coffeescript.codeschool.com performance score

0

Network Requests Diagram

coffeescript.codeschool.com

545 ms

application-a4108b4b3fe75c7ecdb81f99e74cfee9.css

100 ms

application-5b7cebcae0619cf93591bd8eacb42145.js

555 ms

blackboard-stable.css

8 ms

widgets.js

84 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Coffeescript.codeschool.com, 43% (12 requests) were made to D3rd6rvl24noqd.cloudfront.net and 11% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (555 ms) relates to the external source D3rd6rvl24noqd.cloudfront.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 420.6 kB (65%)

Content Size

644.2 kB

After Optimization

223.5 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Coffeescript.codeschool.com main page is 644.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. Javascripts take 501.7 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 23.6 kB

  • Original 31.1 kB
  • After minification 29.6 kB
  • After compression 7.5 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 23.6 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 452 B

  • Original 111.4 kB
  • After minification 110.9 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Coffeescript Codeschool images are well optimized though.

JavaScript Optimization

-79%

Potential reduce by 396.6 kB

  • Original 501.7 kB
  • After minification 291.1 kB
  • After compression 105.1 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 396.6 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (38%)

Requests Now

26

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coffeescript Codeschool. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

coffeescript.codeschool.com

coffeescript.codeschool.com

545 ms

application-a4108b4b3fe75c7ecdb81f99e74cfee9.css

application-a4108b4b3fe75c7ecdb81f99e74cfee9.css

100 ms

application-5b7cebcae0619cf93591bd8eacb42145.js

application-5b7cebcae0619cf93591bd8eacb42145.js

555 ms

blackboard-stable.css

blackboard-stable.css

8 ms

widgets.js

widgets.js

84 ms

blackboard-stable.js

blackboard-stable.js

14 ms

loader-ed165914206f4383ce45a04e060a779c.js

loader-ed165914206f4383ce45a04e060a779c.js

163 ms

mixpanel-2.2.min.js

mixpanel-2.2.min.js

17 ms

ga.js

ga.js

115 ms

coffeescript-badge-2feebb04b82231cf512b9f36bc018756.png

coffeescript-badge-2feebb04b82231cf512b9f36bc018756.png

174 ms

level-1-badge-f4c3200d7b4953fc36544555b6171cce.png

level-1-badge-f4c3200d7b4953fc36544555b6171cce.png

116 ms

level-2-badge-39988c2ff0f3ebe395138d1d5ec0d5e6.png

level-2-badge-39988c2ff0f3ebe395138d1d5ec0d5e6.png

116 ms

level-3-badge-9a15b258d445ddf1f5bab75b0ecbf10a.png

level-3-badge-9a15b258d445ddf1f5bab75b0ecbf10a.png

114 ms

level-4-badge-5e8edc637edcc2440e739c906cc5c0f7.png

level-4-badge-5e8edc637edcc2440e739c906cc5c0f7.png

172 ms

level-5-badge-746746d8e7a5bd17f96ac8f63015286c.png

level-5-badge-746746d8e7a5bd17f96ac8f63015286c.png

114 ms

all.js

all.js

112 ms

101 ms

data.json

data.json

182 ms

code_highlighter-8a35baa206cb10ec9908b713122ea9bd.js

code_highlighter-8a35baa206cb10ec9908b713122ea9bd.js

76 ms

button.831500944bc3eb7ea5276ccdc3f71d2e.js

button.831500944bc3eb7ea5276ccdc3f71d2e.js

146 ms

__utm.gif

__utm.gif

37 ms

__utm.gif

__utm.gif

12 ms

37 ms

xd_arbiter.php

xd_arbiter.php

76 ms

xd_arbiter.php

xd_arbiter.php

136 ms

javascript-3dd365999696f8ea5809f528b7dfca36.js

javascript-3dd365999696f8ea5809f528b7dfca36.js

82 ms

ruby-4d06952df3afd68e3f9dacfbb65a646c.js

ruby-4d06952df3afd68e3f9dacfbb65a646c.js

78 ms

tweet_button.6a78875565a912489e9aef879c881358.en.html

tweet_button.6a78875565a912489e9aef879c881358.en.html

46 ms

SEO Factors

coffeescript.codeschool.com SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Coffeescript.codeschool.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Coffeescript.codeschool.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

coffeescript.codeschool.com

Open Graph data is detected on the main page of Coffeescript Codeschool. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: