Glossary · Phase 11 · Professional practice
Feature flag
A switch in code that turns a feature on or off for some users without a deploy.
Try it now
Each round, every job whose needs are all done joins the next stage. lint and docs run together; build waits for test.
Learn it properly
CI/CD pipelines · Test every change automatically, and ship with gates, flags and rollbacks. About 40 minutes.
Other terms from the same lesson
- branch protection: Repository rules that only let changes into the main branch through pull requests that pass required checks.
- continuous deployment: Delivery keeps every merged change ready to release; deployment releases each one automatically once checks pass.
- flaky test: A test that sometimes passes and sometimes fails with no code change, usually from timing or shared state.
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