Search Articles — Sudonull

https://sudonull.com/hash-tables-and-cache-conflicts-benchmarks

Analysis of cache misses in hash tables: chaining vs probing, FNV-1a, Robin Hood. Benchmarks show a 3x speedup. Optimize data structures for real performance — read the details.

https://sudonull.com/perceptual-hash-search-for-similar-images

How perceptual hashing algorithms work: from simple averaging to DCT. Comparison of methods and practical application for developers.

https://sudonull.com/o-1-vs-o-log-n-gap-cache-in-data-structures

Why hash table O(1) loses to binary search O(log n) by 40%? Analysis of cache misses, array/list benchmarks and memory hierarchy for RISC-V. Learn real performance.

https://sudonull.com/thermodynamic-ai-survival-in-a-nuclear-apocalypse

How innovative AI 'Thermodynamic Brain' with 'reverse hash' architecture survives in a dystopian world, where centralized systems collapse under the onslaught of global nuclear war. Analysis of a new AI paradigm for IT specialists.

https://sudonull.com/blockchain-in-e-health-trust-and-data-architecture

Analysis of blockchain as E-Health infrastructure: hash registries, smart contracts, SSI. Cases of Estonia, Singapore, MedRec. Learn how to ensure immutability of medical data. For developers.

Hash Functions - GeeksforGeeks

https://www.geeksforgeeks.org/dsa/hash-functions-and-list-types-of-hash-functions/

Apr 7, 2026 · A hash function is a function that takes an input (or key) of arbitrary size and converts it into a fixed-size value, called a …

Hash function - Wikipedia

https://en.wikipedia.org/wiki/Hash_function

The hash function differs from these concepts mainly in terms of data integrity. Hash tables may use non-cryptographic hash …

List of hash functions - Wikipedia

https://en.wikipedia.org/wiki/List_of_hash_functions

List of hash functions This is a list of hash functions, including cyclic redundancy checks, checksum functions, and cryptographic hash …

What are Hash Functions and How to choose a good Hash Function ...

https://www.geeksforgeeks.org/dsa/what-are-hash-functions-and-how-to-choose-a-good-hash-function/

Feb 8, 2025 · A hash function is a function that converts a given large number (such as a phone number) into a smaller, practical …

Hash Functions | CSRC

https://csrc.nist.gov/projects/hash-functions

Jan 4, 2017 · Currently only the four fixed-length SHA-3 algorithms are approved hash algorithms, providing alternatives to the SHA-2 …

What is Hash Function in Cryptography? [A Detailed Guide]

https://certera.com/blog/what-is-a-hash-function-in-cryptography/

Nov 13, 2025 · Explore the in-depth guide on hashing and hash functions. Common examples, working, benefits and algorithms.

What Are Hash Functions? - codefinity.com

https://codefinity.com/blog/What-Are-Hash-Functions%3F

Learn everything about hash functions, their properties, and applications in cryptography, data integrity, and password storage. …

Hashing Made Easy: A Beginner's Guide - numberanalytics.com

https://www.numberanalytics.com/blog/hashing-made-easy-beginner-guide

Jun 11, 2025 · Discover the world of hash functions and learn how they're used in algorithms to improve data management and …

Cryptography - Hash functions - Online Tutorials Library

https://www.tutorialspoint.com/cryptography/cryptography_hash_functions.htm

A hash function in cryptography is like a mathematical function that takes various inputs, like messages or data, and transforms them …

Hash Function in Data Structure: Types and Functions [With Examples]

https://www.scholarhat.com/tutorial/datastructures/hashing-in-data-structures

Explore Hashing in Data Structures: hash functions, tables, types, collisions, and methods (division, mid square, folding, …