No bigotry: Including racism, sexism, homophobia, transphobia, or xenophobia. Code of Conduct.
Be respectful. Everyone should feel welcome here.
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Be thoughtful and helpful: even with ‘stupid’ questions. The world won’t be made better or worse by snarky comments schooling naive newcomers on Lemmy.
If you can see the connector you'll get it right every time, they have an orientation you can easily see. Sometimes the port hidden though.