1.5 sec in total
140 ms
1.2 sec
205 ms
Visit learncs.org now to see the best up-to-date Learn Cs content for India and also check out these interesting facts you probably never knew about learncs.org
learncs.org is a free interactive C# tutorial for people who want to learn C#, fast.
Visit learncs.orgWe analyzed Learncs.org page load time and found that the first response time was 140 ms and then it took 1.4 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.
learncs.org performance score
name
value
score
weighting
Value1.4 s
97/100
10%
Value2.0 s
97/100
25%
Value5.3 s
57/100
10%
Value2,870 ms
3/100
30%
Value0.419
23/100
15%
Value10.0 s
27/100
10%
140 ms
9 ms
46 ms
16 ms
33 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 47% of them (25 requests) were addressed to the original Learncs.org, 11% (6 requests) were made to Tpc.googlesyndication.com and 9% (5 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (725 ms) relates to the external source Spoj.com.
Page size can be reduced by 768.3 kB (62%)
1.2 MB
469.5 kB
In fact, the total size of Learncs.org main page is 1.2 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 53.2 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 53.2 kB or 74% of the original size.
Potential reduce by 6.8 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 Cs images are well optimized though.
Potential reduce by 708.3 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 708.3 kB or 68% of the original size.
Number of requests can be reduced by 31 (60%)
52
21
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Learn Cs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
learncs.org
140 ms
codemirror.css
9 ms
monokai.css
46 ms
bootstrap.min.css
16 ms
bootstrap-responsive.css
33 ms
learnpython.css
46 ms
jquery.min.js
28 ms
addthis_widget.js
17 ms
show_ads.js
15 ms
banner.js
725 ms
fpi.js
135 ms
codemirror.js
123 ms
matchbrackets.js
118 ms
clike.js
6 ms
python.js
121 ms
perl.js
7 ms
php.js
124 ms
javascript.js
114 ms
ruby.js
123 ms
shell.js
114 ms
bootstrap.min.js
116 ms
bootbox.min.js
116 ms
learnpython.js
117 ms
getheadertagforsite
95 ms
zrt_lookup.html
53 ms
show_ads_impl.js
53 ms
learncs.png
38 ms
en.png
37 ms
digital-ocean.png
39 ms
dmca_protected_sml_120ad.png
39 ms
ads
348 ms
gpt.js
22 ms
osd.js
32 ms
ads
310 ms
pubads_impl_81.js
31 ms
container.html
15 ms
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73 ms
abg.js
32 ms
m_js_controller.js
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googlelogo_color_112x36dp.png
78 ms
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x_button_blue2.png
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E4WYPs_lNJIuXrWpTsOcc3FIG36RfI0ERc0srw5QW9Y.js
4 ms
ads
242 ms
sync
123 ms
glyphicons-halflings-white.png
63 ms
se-logo-anim.gif
61 ms
ga.js
34 ms
__utm.gif
23 ms
adcfg
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27722-218796-36959-636
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abg.js
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24 ms
learncs.org accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
learncs.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
learncs.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Learncs.org 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 Learncs.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.
learncs.org
Open Graph description is not detected on the main page of Learn Cs. 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: