Blog Posts

How to Never Mess Up Binary Search

Binary search is deceptively simple. Off-by-one errors, infinite loops, and wrong bounds trip up even experienced developers. Here's a framework to get it right every time.

February 23, 2026 · 5 min read

algorithms

Timsort - The Default Sort

Timsort is the hybrid sorting algorithm that powers Python's sorted() and Java's Arrays.sort(). Lets see why it was such a smart choice for the default sort, and what clever optimizations it has...

February 22, 2026 · 5 min read

algorithms data-structures

Introduction to LSM Trees

LSM Trees are the secret sauce behind databases like Cassandra, ScyllaDB - enabling them to gobble writes like its nothing...

January 11, 2026 · 6 min read

databases data-structures

Are Private Variables Truly Private?

Are private variables truly only accessible within their owning object?

December 21, 2025 · 3 min read

java oop

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