I Wrote The Fastest Hashtable

I Wrote The Fastest Hashtable - Probably Dance

I think I wrote the fastest hash table there is. It's definitely the fastest for lookups, and it's also really fast for insert and erase ...

I Wrote My Fastest Hashtable - Hacker News

Power of 2 hashtables are so much faster because indexing uses a mask. The problem is that, as others have mentioned, powers of 2 suffer a lot ...

"I Wrote The Fastest Hashtable" by Malte Skarupke : r/cpp - Reddit

This post suggests, the size of the hash table grows exponentially in the number of hash collisions (not mere table collisions, actual hash collisions).

I Wrote The Fastest Hashtable -- Malte Skarupke - Standard C++

I Wrote The Fastest Hashtable -- Malte Skarupke ... This is Malte's third article on hash table design. His solution shows favorable performance ...

I Wrote a Fast Hash Table - Probably Dance

As others have pointed out, Robin Hood Hashing should be your default hash table implementation. Unfortunately I couldn't find a hashtable ...

Very fast hash table lookup in C (e.g. by MPH) - Stack Overflow

Very fast hash table lookup in C (e.g. by MPH) · Ask Question. Asked 1 year, 8 months ago. Modified 1 year, 8 months ago. Viewed 991 times. This question ...

Writing a Very Fast Hash Table with Tiny Memory Footprints

A simple 40 year old bitwise trick by Knuth which allows one to combine the probe distance and the hash into a single value. This saves up to 4 bytes per table ...

Hashmaps Benchmarks - Overview - Martin Ankerl

Malte Skarupke's Bytell Map After first claiming I Wrote The Fastest Hashtable and later A new fast hash table in response to Google's new fast ...

High-performance C++ hash table implementation

1. Please write a couple of sentences about what's special with this hash map implementation, or what are its main design features; links are ...

Writing a damn fast hash table with tiny memory footprints

In this post, I”ll provide a step by step guide for writing a modern hash table that optimize for both speed and memory efficiency.

Hash table - why is it faster than arrays? - Stack Overflow

... made it finally click back into place for me. I kept thinking to myself, why the heck do I want to hash these things when I can just ...

Fibonacci Hashing and the Fastest Hashtable - LinkedIn

The advantage of this method is that it produces the fewest errors. The Fibonacci hashing method is the fastest hashtable. It makes fewer errors ...

HashTables and Some Unexpected Code Performance

I wrote three different ways. My test consisted of 1000 integers and 1000 strings and I use the integers, hash them, then use them for looking ...

Designing A Fast Concurrent Hash Table - Ibraheem Ahmed

Write throughput/latency; Memory usage. Concurrent hash tables fall into a large spectrum depending on which of the above properties are ...

I Wrote The Fastest Hashtable | Lobsters

I Wrote The Fastest Hashtable compsci programming probablydance.com · calvin avatar via calvin 7 years ago | caches. Archive.org Archive.today Ghostarchive.

C++ STL: Order of magnitude faster hash tables with Policy Based ...

The Policy Hash Table has 3-6x faster insertion/deletion and 4-10x increase for writes/reads. As far as I can tell, there are no downsides.

Deterministic hash table benchmarks - ES Discuss

I wrote a benchmark and tested an implementation of Tyler Close's ... See if there are simple ways to improve the performance of either hash table.

Faster than Rust and C++: the PERFECT hash table - YouTube

I had a week of fun designing and optimizing a perfect hash table. In this video, I take you through the journey of making a hash table 10 ...

Designing a fast Hash Table - I Like Big Bits

Like many others I've made my own hash table. I've written it in my preferred language of C++, but the design decision carries over to other ...

This Hash Table Is Faster Than a Judy Array

Some of them are good, but in this post, I wanted to target a very specific usage pattern. Also, I wrote the single most efficient integer hash ...