2.2 sec in total
512 ms
1.2 sec
508 ms
Visit blog.pengyifan.com now to see the best up-to-date Blog Peng Yifan content for United States and also check out these interesting facts you probably never knew about blog.pengyifan.com
《Deep Learning》(深度学习)是一本皆在帮助学生和从业人员进入机器学习领域的教科书,以开源的形式免费在网络上提供,这本书是由 Ian Goodfellow、Yoshua Bengio 和 Aaron Courville 合力打造。 这本书的主题具体来说,是机器学习的一种,一种能够使计算机系统从经验和数据中得到提高的技术。深度学习是一种特定类型的机器学习,具有强大的能力和灵活性,它将大千...
Visit blog.pengyifan.comWe analyzed Blog.pengyifan.com page load time and found that the first response time was 512 ms and then it took 1.7 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.
blog.pengyifan.com performance score
name
value
score
weighting
Value0.9 s
100/100
10%
Value0.9 s
100/100
25%
Value4.9 s
64/100
10%
Value2,540 ms
4/100
30%
Value1.052
2/100
15%
Value10.8 s
22/100
10%
512 ms
36 ms
61 ms
109 ms
63 ms
Our browser made a total of 56 requests to load all elements on the main page. We found that 84% of them (47 requests) were addressed to the original Blog.pengyifan.com, 4% (2 requests) were made to Pagead2.googlesyndication.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (512 ms) belongs to the original domain Blog.pengyifan.com.
Page size can be reduced by 236.4 kB (57%)
412.0 kB
175.6 kB
In fact, the total size of Blog.pengyifan.com main page is 412.0 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. 50% of websites need less resources to load. Javascripts take 220.9 kB which makes up the majority of the site volume.
Potential reduce by 66.3 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 66.3 kB or 71% of the original size.
Potential reduce by 2.2 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. Obviously, Blog Peng Yifan needs image optimization as it can save up to 2.2 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 93.4 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 93.4 kB or 42% of the original size.
Potential reduce by 74.6 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. Blog.pengyifan.com needs all CSS files to be minified and compressed as it can save up to 74.6 kB or 84% of the original size.
Number of requests can be reduced by 48 (91%)
53
5
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog Peng Yifan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
blog.pengyifan.com
512 ms
shareaholic.js
36 ms
wp-emoji-release.min.js
61 ms
style.min.css
109 ms
wpp.css
63 ms
css
19 ms
style.css
106 ms
custom.css
66 ms
style-frontend.css
65 ms
ecae-buttonskin-none.css
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wpp-5.0.0.min.js
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jquery.js
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jquery-migrate.min.js
102 ms
external-tracking.min.js
136 ms
adsbygoogle.js
26 ms
blog.png
135 ms
shCore.js
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shBrushAS3.js
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shBrushBash.js
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shBrushColdFusion.js
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shBrushClojure.js
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shBrushCpp.js
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shBrushCSharp.js
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shBrushCss.js
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shBrushErlang.js
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shBrushFSharp.js
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shBrushGroovy.js
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shBrushJScript.js
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shBrushLatex.js
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shBrushObjC.js
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shBrushPerl.js
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shBrushPlain.js
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shBrushPowerShell.js
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shBrushPython.js
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shBrushScala.js
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shBrushSql.js
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shBrushVb.js
379 ms
shBrushXml.js
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selectnav.js
377 ms
wp-embed.min.js
373 ms
ga.js
19 ms
4iCs6KVjbNBYlgoKcQ7z.ttf
78 ms
4iCv6KVjbNBYlgoCxCvjvmyI.ttf
80 ms
zrt_lookup.html
108 ms
__utm.gif
31 ms
shCore.css
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shThemeDefault.css
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show_ads_impl.js
143 ms
blog.pengyifan.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
[aria-*] attributes do not match their roles
button, link, and menuitem elements do not have accessible names.
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
<frame> or <iframe> elements do not have a title
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
blog.pengyifan.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
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
blog.pengyifan.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blog.pengyifan.com 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 Blog.pengyifan.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.
blog.pengyifan.com
Open Graph description is not detected on the main page of Blog Peng Yifan. 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: