Two Hard Things¶
Fowler, M. (2009). Two Hard Things. MartinFowler.com.
Cited by¶
4 citations across 4 artifacts.
Each citation links to the sentence it supports in the citing article.
Mechanisms¶
- Body-Change Summary Invalidation
- The analogy is cache invalidation: a summary is a cached copy of its substance, and knowing when the cache has gone stale is proverbially one of the genuinely hard problems.
This sourceMartinFowler.com. (2009). Documents the familiar maxim that cache invalidation is one of computer science’s hard problems.
- The analogy is cache invalidation: a summary is a cached copy of its substance, and knowing when the cache has gone stale is proverbially one of the genuinely hard problems.
- Staleness TTL and Expiry Gate
- Cache invalidation is famously one of the hardest parts of the whole system.
This sourceRecords the well-known maxim naming cache invalidation as one of computer science’s hard problems.
- Cache invalidation is famously one of the hardest parts of the whole system.
Verification¶
Does it exist? Not checked yet. This entry carries no identifier to resolve. It was extracted from the citation as written in the article, normalized, and deduplicated against the rest of the registry.
Does it back the claim? Not recorded. Neither this nor any other of the 4 citations of this work carries a recorded support check.
Support is checked per citation rather than per work — the same source can be cited soundly in one article and wrongly in another. Per-citation recording began recently, so a citation with no recorded check is a gap in the record rather than evidence it went unchecked.
See how references were verified.
Registry ID ref:360db9341d39 · see in the full table