Tag

#Algorithms

3 articles tagged #Algorithms.

A cascade of faceted blue and green pebbles pouring through a glass funnel into a small neat stack of colored cubes

Technology/Data Structures·Oct 13, 2026·6 min read

HyperLogLog Explained: Count Unique Items in 12 KB

HyperLogLog counts millions of unique visitors in about 12 KB with roughly 0.81% error. How it works, a Python sketch, and Redis PFADD in production.

Data StructuresRedisAlgorithms

Read

Bloom Filters Explained: The Probabilistic Structure Behind Fast 'Definitely Not' Checks

P.02

Web Development/Data Structures·Aug 20, 2026·7 min read

Bloom Filters: Fast "Definitely Not" Checks

A Bloom filter answers one question in almost no memory: is this definitely absent, or possibly present. How it works, and why false positives are a feature.

BackendArchitecturePerformance

Read

The Ultimate Guide to Bit Manipulation in Python

P.03EditorPick

Technology/Programming·Dec 28, 2022·16 min read

The Ultimate Guide to Bit Manipulation in Python

Master bitwise operations, bitmasking, bit manipulation tricks, and bit-based algorithms for competitive programming and software engineering interviews.

Bit ManipulationAlgorithmsPython

Read