I'm working on modernizing Rosetta Code's infrastructure. Starting with communications. Please accept this time-limited open invite to RC's Slack.. --Michael Mol (talk) 20:59, 30 May 2020 (UTC)

Template:Yes

From Rosetta Code

This is a template. There are many others. See Category:RCTemplates for a complete list of templates.
To be used in wikitables as a "true" or "yes" value.

Taken from wikipedia.