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Rounin - Standing with Ukraine
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23 votes
8 answers
31k views

Twitter card [summary_large_image] not displaying image

16 votes
3 answers
5k views

On what specific grounds were HTML Imports rejected, deprecated and removed?

11 votes
2 answers
7k views

In 2020, are browserconfig.xml and ieconfig.xml now effectively deprecated?

5 votes
0 answers
96 views

Does a <link rel="stylesheet">` with a non-matching media value download sync or async, render-blocking or non-render-blocking?

4 votes
1 answer
172 views

Are there only 12 directives for <meta name="robots" />?

4 votes
1 answer
1k views

Google Structured Data Testing Tool Repeat Error: "The URL could not be rendered. Some markup may be missing."

3 votes
1 answer
49 views

Should extended Latin characters in urls (ü, ö, etc.) be percent-encoded as standard?

3 votes
1 answer
727 views

Can the content attribute of <meta name="robots" /> be left empty?

3 votes
1 answer
46 views

Is it legitimate for rel prev / next links to indicate a circular sequence of pages?

3 votes
1 answer
83 views

Is it correct that I no longer need to escape Extended Latin characters in HTML when using UTF-8 encoding?

3 votes
1 answer
30 views

How can I activate a suggestion box on form fields for improved UX? Does this relate to autocomplete="on"?

3 votes
2 answers
1k views

What's the unicode for the Share icon (or do I need to use SVG instead)?

3 votes
1 answer
93 views

sitemap.xml and serviceworker.js are location-sensitive files. But sensitive to the location in the request path or to the actual filesystem location?

2 votes
0 answers
739 views

Chrome Mobile: window.open starts up a Chrome PWA instead of opening a new browser tab

2 votes
2 answers
429 views

Are there any files or folders (apart from robots.txt and favicon.ico) which MUST go in the root directory according to their official spec?

2 votes
2 answers
61 views

Can I indicate (via robots.txt, meta robots or another approach) that one or more queryString parameters should be ignored by crawlers?

2 votes
1 answer
339 views

In <link rel="icon">, is the sizes attribute required or optional?

2 votes
2 answers
103 views

Is there a standard format for declaring a web page's informational relationship to multiple social media accounts?

2 votes
1 answer
125 views

Is there a representative logo for Structured Data which can be used on icons?

2 votes
1 answer
179 views

How to describe pixel width of a VideoObject or MediaObject in Schema.org and JSON-LD?

2 votes
0 answers
670 views

Can Apache .htaccess convert the percent-encoding in encoded URIs from Win-1252 to UTF-8?

1 vote
1 answer
91 views

When a mod_rewrite redirect is in place, do absent <img>s still cost more server time than present <img>s?

1 vote
3 answers
76 views

Definitive way to describe Responsive Web Design to a layperson?

1 vote
0 answers
371 views

Can SiteNavigationElement in schema.org describe a navigational element which links out to external sites?

1 vote
1 answer
2k views

Google Structured Data Testing Tool is repeatedly warning me about failing to include mainEntityOfPage in JSON-LD

1 vote
2 answers
387 views

Handling extended Latin characters in URLs correctly with PHP and percent-encoding

1 vote
1 answer
29 views

In 2020, is there an established approach to describe an international site using XML sitemaps?

1 vote
0 answers
33 views

Data URLs not working in the address bar of Firefox Mobile browser

1 vote
1 answer
57 views

Nailing down a definitive list of Data URL safe characters in 2020

1 vote
0 answers
27 views

Google Lighthouse and SVGs with preserveAspectRatio="none"