So, you’re wondering about how Slack and social media software can post article summaries when you post a link? They use special meta tags called “OpenGraph,” popularized originated by Facebook. Unfortunately the earlier standards of “Semantic Web” never gained as much traction, so it seems.
Failed search.
20180831/DuckDuckGo html page summary social media
20180831/DuckDuckGo html page abstract social media
20180831/DuckDuckGo html page abstract
20180831/DuckDuckGo html page abstract slack
Okay, let me look at my own blog for the special meta tags, and we’ll be more specific by searching for the technical jargon this time. Success!
20180831/DuckDuckGo html meta og:
20180831/DuckDuckGo https://stackoverflow.com/questions/6535405/what-is-the-attribute-property-ogtitle-inside-meta-tag#6535427
20180831/DuckDuckGo https://en.wikipedia.org/wiki/Facebook_Platform#Open_Graph_protocol
Now, let’s see. This Brightcove video host has trouble with having an embedded player when posting in Slack. How about the other Wistia video host? Do they have information about how they get their video embedding to work?
Failed search.
20180831/https://wistia.com/
20180831/https://wistia.com/learn
20180831/https://wistia.com/learn/culture/how-we-redesigned-soapbox
20180831/https://wistia.com/learn/production/how-to-look-good-on-a-webcam
On the other hand, I found an interesting article about how to look good on a webcam.
Failed search.
20180831/DuckDuckGo slack video embed
Okay, enough with those failed searches.