Abhinav Upadhyay

codeconfessions.substack.com

I write about how computers work underneath the abstractions: compilers, operating systems, memory, performance, and low-level programming. Click to read Confessions of a Code Addict, by Abhinav Upadhyay, a Substack publication with tens of thousands of subscribers.

Popular posts: 3
Total points: 916
HN comments: 459
Rank: #2,436 personal

Visit codeconfessions.substack.com → RSS feedOn Hacker News Oct 2023 – Dec 2023

Software Engineering 2 Math & Algorithms 1 Programming Languages 1 Hardware & Electronics 1 AI & Machine Learning 1

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What every developer should know about GPU computing

2023465 points176 comments AI & Machine Learning details

A primer on GPU architecture and computing

How many lines of C it takes to execute a + b in Python

2023293 points210 comments Programming Languages details

Understand the mechanics of dynamic dispatch implementation in CPython

A linear algebra trick for computing Fibonacci numbers fast

2023158 points73 comments Math & Algorithms details

Fast Fibonacci Computations With a Linear Algebra Twist