On Stack Overflow and our other code-related sites, creating a minimal, complete, and verifiable example is the best way to get an answer to your question. We’ve always loved JSFiddle and sites like it because they let both askers and answerers reference runnable, working code that demonstrates their problem or solution.

Unfortunately, the use of these external sites introduces a few problems:

If the link breaks, the post becomes worthless.

If the code isn’t embedded in the page, visitors are forced to go elsewhere to get the full content of the question or answer. …