Posts

All the articles I've posted.

• System Design - How eBPF Works

  30 May, 2026

  How eBPF works in the Linux kernel: architecture, program types, the verifier, JIT compilation, maps for state sharing, helper functions, and real-world use cases in observability, networking, and security.

• LeetCode 199 Binary Tree Right Side View

  29 May, 2026

  Solutions for LeetCode 199, medium, tags: tree, depth-first search, breadth-first search, binary tree.

• LeetCode 417 Pacific Atlantic Water Flow

  29 May, 2026

  Solutions for LeetCode 417, medium, tags: array, depth-first search, breadth-first search, matrix.

• LeetCode 124 Binary Tree Maximum Path Sum

  28 May, 2026

  Solutions for LeetCode 124, hard, tags: tree, depth-first search, dynamic programming, binary tree.

• LeetCode 973 K Closest Points to Origin

  28 May, 2026

  Solutions for LeetCode 973, medium, tags: array, math, divide and conquer, geometry, sorting, heap, quickselect.

• LeetCode 162 Find Peak Element

  27 May, 2026

  Solutions for LeetCode 162, medium, tags: array, binary search.