2.9 sec in total
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Welcome to systeme.developpez.com homepage info - get ready to check Systeme Developpez best content for France right away, or after learning these important things about systeme.developpez.com
Club des professionnels en informatique : Forum, Cours et tutoriels en programmation : systemes, Linux, Windows, Mac, Bsd
Visit systeme.developpez.comWe analyzed Systeme.developpez.com page load time and found that the first response time was 1 sec and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
systeme.developpez.com performance score
name
value
score
weighting
Value7.6 s
0/100
10%
Value8.2 s
2/100
25%
Value12.2 s
3/100
10%
Value4,990 ms
0/100
30%
Value0.013
100/100
15%
Value14.0 s
10/100
10%
1044 ms
250 ms
182 ms
146 ms
157 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 39% of them (16 requests) were addressed to the original Systeme.developpez.com, 54% (22 requests) were made to Developpez.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Systeme.developpez.com.
Page size can be reduced by 157.2 kB (58%)
273.1 kB
116.0 kB
In fact, the total size of Systeme.developpez.com main page is 273.1 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. 20% of websites need less resources to load. Javascripts take 113.9 kB which makes up the majority of the site volume.
Potential reduce by 79.6 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 79.6 kB or 81% of the original size.
Potential reduce by 4.3 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. Systeme Developpez images are well optimized though.
Potential reduce by 62.0 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 62.0 kB or 54% of the original size.
Potential reduce by 11.2 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. Systeme.developpez.com needs all CSS files to be minified and compressed as it can save up to 11.2 kB or 76% of the original size.
Number of requests can be reduced by 10 (25%)
40
30
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Systeme Developpez. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
systeme.developpez.com
1044 ms
jquery-1.7.2.js
250 ms
182 ms
gabarit.css
146 ms
index2.css
157 ms
log.js
156 ms
compter-30
168 ms
pub728.png
103 ms
logo.png
156 ms
logo-mobile.png
104 ms
facebook.png
104 ms
twitter.png
158 ms
rss.png
159 ms
article.png
159 ms
livre.gif
182 ms
cours.gif
167 ms
windows10.png
104 ms
hardware.gif
104 ms
raspberry-pi.png
161 ms
linux.gif
164 ms
google.png
163 ms
apple.gif
203 ms
calendrier.gif
166 ms
android.gif
165 ms
securite.gif
236 ms
lesgislation-francaise.gif
238 ms
loi.gif
237 ms
primtux.png
242 ms
debian.gif
243 ms
windows-vista.gif
280 ms
cours.gif
318 ms
smartphone.png
319 ms
discussions.gif
321 ms
offres.php
296 ms
pub300.png
214 ms
puce-bleu.gif
308 ms
comments.gif
309 ms
middot.png
320 ms
ga.js
26 ms
__utm.gif
26 ms
printer.css
80 ms
systeme.developpez.com 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
[role] values are not valid
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
Form elements do not have associated labels
Links do not have a discernible name
systeme.developpez.com 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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
systeme.developpez.com 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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
FR
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Systeme.developpez.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is French. Our system also found out that Systeme.developpez.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
systeme.developpez.com
Open Graph description is not detected on the main page of Systeme Developpez. 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: