https://programatium.com/ Small programs, inspected at the seams. en Wed, 26 Aug 2026 09:00:00 GMT https://programatium.com/cancel-fetch-abortcontroller/https://programatium.com/cancel-fetch-abortcontroller/Sun, 19 Jul 2026 09:00:00 GMTCancel a fetch request by creating an `AbortController` and passing its `signal` to `fetch()`, then calling `controller.abort()` when the user cancels, a… https://programatium.com/javascript-optional-chaining/https://programatium.com/javascript-optional-chaining/Sun, 19 Jul 2026 09:00:00 GMTOptional chaining (`?.`) accesses a property, computed element, or optional function when the value immediately to its left may be `null` or `undefined`;…