One diff per pipeline is a trap. The Diff Formatter at Elysia Tools exposes four output styles for the same two inputs, and the right choice for a handoff turns a 30-line wall of + / - markers into a 6-row table that a PM, a backend reviewer, and a frontend reviewer can all read in under a minute.
A field guide for GraphQL Playground: when an in-browser client beats curl and Postman for schema iteration, mutation pre-flight checks, and live introspection.
GitHub-flavored Markdown and Slack mrkdwn share 60 percent of their grammar. The other 40 percent is where release notes, runbooks, and incident postmortems spend their time, and that is exactly where the converter at Markdown to Slack mrkdwn earns its keep.