Posts
All the articles I've posted.
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LeetCode 863 All Nodes Distance K in Binary Tree
Solutions for LeetCode 863, medium, tags: tree, DFS, BFS, binary tree.
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System Design - How Distributed File Systems Work (GFS/HDFS)
How distributed file systems work: the architecture of Google File System and Hadoop HDFS, chunk-based storage, metadata management, replication, read/write flows, and fault tolerance — with source code references.
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LeetCode 355 Design Twitter
Solutions for LeetCode 355, medium, tags: hash table, linked list, design, heap.
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LeetCode 1482 Minimum Number of Days to Make m Bouquets
Solutions for LeetCode 1482, medium, tags: array, binary search.
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System Design - How Kubernetes Networking Works
How Kubernetes networking works: the flat network model, pod-to-pod communication via CNI plugins, Service abstraction with kube-proxy iptables/IPVS, DNS resolution with CoreDNS, and how packets actually flow from one pod to another.
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LeetCode 1162 As Far from Land as Possible
Solutions for LeetCode 1162, medium, tags: array, dynamic programming, breadth-first search, matrix.