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Invitational and Misc SolutionsPrimarily based on original solution records, including Zhengzhou Invitational, Kunming Invitational, HDU 2973, and Luogu B3645.
15 min read English -
Nowcoder SolutionsDecember 2023 to August 2024, primarily based on original solution records, covering bookmarked winter contests, weekly contests, and multi-school problems.
51 min read English -
Tips to improve concentrationMindfulness, cognitive training, and a healthy lifestyle may help sharpen your focus.
4 min read English -
Probabilistic Data Structures in Redis: HyperLogLog and Bloom FiltersA deep dive into the mathematical principles behind HyperLogLog and its Redis implementation
7 min read English -
Redis Knowledge NotesRedis-related notes previously written in Apple Notes
68 min read English -
How MySQL Preserves Consistency: Transactions, Locks, MVCC, and LogsCovers transactions, locks, MVCC, logs, and related optimization notes.
23 min read English - MySQL Logs and Locking Mechanisms
Earlier MySQL notes.
30 min read English -
When Problem-Setting Syndrome Strikes, Start with the Strange CoreBased on the original "Problem-Setting Syndrome Struck" notes, preserving the "Magic Bag" problem, derivation, code, and extension directions.
5 min read English
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