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Oscar Björkman oscarb

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@oscarb
oscarb / links.md
Last active April 30, 2016 12:00
Free to use image resources
@oscarb
oscarb / api.md
Last active July 15, 2020 07:36
API:er
@oscarb
oscarb / workflowy-yellow-star.css
Last active April 14, 2016 17:33
Turn the star yellow when clicked on WorkFlowy, https://workflowy.com/ Use with Stylish or another extension modifying websites CSS.
.pageStar.starred {
background-image: url(/media/i/star-icon-empty.svg);
background-color: yellow;
-webkit-mask-image: url(/media/i/star-icon-grey.svg);
-webkit-mask-size: 20px;
}
@oscarb
oscarb / README.md
Last active March 27, 2024 19:56
Formula to check if URL in cell A1 in a Google Spreadsheet is valid HTML, using the W3C HTML Checker API

Validate URL in a Google Spreadsheet

Formula to check if URL in cell A1 in a Google Spreadsheet is valid HTML, using the W3C HTML Checker API

Formula

=IF(A1<>"", IF(INDEX(IMPORTDATA("https://validator.w3.org/nu/?out=json&doc=" & A1), 0, 2) = "messages:[]}", "✓", "✗"), "")

Output