Claude Code session 06d16d51-14a8-4f73-a4a1-026c07052785
2026-07-25 04:50
1 messages
06d16d51-14a8-4f73-a...
ASSISTANT (claude-code, claude-sonnet-5)
Two common uses of a hash map:
1. **Fast lookups** — storing key-value pairs (e.g., user IDs to user records) for near O(1) average-time retrieval.
2. **Counting/frequency tracking** — tallying occurrences of items (e.g., word counts in a text) by using items as keys and counts as values.
2026-07-24T23:16