Tools & Wizards About Us

Report Summary

  • 86

    Performance

    Renders faster than
    89% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

learnpythonthehardway.org

Learn Python the Hard Way

Page Load Speed

1.5 sec in total

First Response

222 ms

Resources Loaded

1.1 sec

Page Rendered

121 ms

About Website

Welcome to learnpythonthehardway.org homepage info - get ready to check Learn Python The Hard Way best content for United States right away, or after learning these important things about learnpythonthehardway.org

Visit learnpythonthehardway.org

Key Findings

We analyzed Learnpythonthehardway.org page load time and found that the first response time was 222 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

learnpythonthehardway.org performance score

86

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value310 ms

77/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

Network Requests Diagram

learnpythonthehardway.org

222 ms

css

23 ms

normalize.css

133 ms

foundation.css

552 ms

style.css

207 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 90% of them (26 requests) were addressed to the original Learnpythonthehardway.org, 3% (1 request) were made to Fonts.googleapis.com and 3% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (552 ms) belongs to the original domain Learnpythonthehardway.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 272.2 kB (58%)

Content Size

470.2 kB

After Optimization

198.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Learnpythonthehardway.org main page is 470.2 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. 25% of websites need less resources to load. CSS take 182.2 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 21.5 kB

  • Original 26.6 kB
  • After minification 24.2 kB
  • After compression 5.1 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 21.5 kB or 81% of the original size.

Image Optimization

-7%

Potential reduce by 9.4 kB

  • Original 141.1 kB
  • After minification 131.7 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. Learn Python The Hard Way images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 82.6 kB

  • Original 120.3 kB
  • After minification 113.1 kB
  • After compression 37.8 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 82.6 kB or 69% of the original size.

CSS Optimization

-87%

Potential reduce by 158.7 kB

  • Original 182.2 kB
  • After minification 141.2 kB
  • After compression 23.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Learnpythonthehardway.org needs all CSS files to be minified and compressed as it can save up to 158.7 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (38%)

Requests Now

24

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Learn Python The Hard Way. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

learnpythonthehardway.org accessibility score

85

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Links do not have a discernible name

Best Practices

learnpythonthehardway.org best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

learnpythonthehardway.org SEO score

83

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Learnpythonthehardway.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Learnpythonthehardway.org 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

Open Graph description is not detected on the main page of Learn Python The Hard Way. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: