2.6 sec in total
184 ms
1.8 sec
650 ms
Welcome to flashcardsjs.com homepage info - get ready to check Flashcards Js best content right away, or after learning these important things about flashcardsjs.com
A deck of flashcards to help javascript developers with preparing for a frontend job interview. Save your time and focus on the most popular interview questions
Visit flashcardsjs.comWe analyzed Flashcardsjs.com page load time and found that the first response time was 184 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
flashcardsjs.com performance score
name
value
score
weighting
Value2.3 s
73/100
10%
Value4.8 s
31/100
25%
Value2.8 s
95/100
10%
Value1,690 ms
11/100
30%
Value0.01
100/100
15%
Value7.9 s
44/100
10%
184 ms
381 ms
43 ms
21 ms
92 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 38% of them (19 requests) were addressed to the original Flashcardsjs.com, 12% (6 requests) were made to Downloads.mailchimp.com and 12% (6 requests) were made to Scontent.cdninstagram.com. The less responsive or slowest element that took the longest time to load (894 ms) belongs to the original domain Flashcardsjs.com.
Page size can be reduced by 261.4 kB (12%)
2.2 MB
2.0 MB
In fact, the total size of Flashcardsjs.com main page is 2.2 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. 35% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.
Potential reduce by 36.5 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. This page needs HTML code to be minified as it can gain 14.1 kB, which is 31% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 36.5 kB or 80% of the original size.
Potential reduce by 63.1 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. Flashcards Js images are well optimized though.
Potential reduce by 645 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 161.2 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. Flashcardsjs.com needs all CSS files to be minified and compressed as it can save up to 161.2 kB or 83% of the original size.
Number of requests can be reduced by 15 (39%)
38
23
The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Flashcards Js. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
flashcardsjs.com
184 ms
flashcardsjs.com
381 ms
gtm.js
43 ms
fbevents.js
21 ms
css.css
92 ms
bootstrap.min.css
187 ms
style.css
258 ms
background.css
277 ms
conversion.js
40 ms
lightwidget.js
44 ms
embed.js
50 ms
465010463698280
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lightwidget.js
35 ms
css
20 ms
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pixel.gif
187 ms
cards_laptop_notebook_main_yqrpdj_c_scale,w_1635.jpg
516 ms
three_cards.svg
151 ms
card_front.svg
228 ms
card_back.svg
334 ms
Yuri_Katkov_smile-1100.jpg
355 ms
gonik.jpg
470 ms
golybev.jpg
655 ms
shapel.jpg
426 ms
kim.jpg
717 ms
6.jpg
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training_flashcards_js.jpg
610 ms
contact.jpg
894 ms
5cbb16c4c41e5b8795d082b1c3c154c1.html
196 ms
4iCs6KVjbNBYlgoKfw7z.ttf
42 ms
fontawesome-webfont.woff
579 ms
analytics.js
42 ms
form-settings
543 ms
38 ms
collect
11 ms
collect
43 ms
ga-audiences
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popup.js
20 ms
common.css
12 ms
banner.css
14 ms
layout-1.css
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modal.css
18 ms
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2 ms
flashcardsjs.com accessibility score
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
flashcardsjs.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
Browser errors were logged to the console
flashcardsjs.com SEO score
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Flashcardsjs.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 Flashcardsjs.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.
flashcardsjs.com
Open Graph description is not detected on the main page of Flashcards Js. 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: