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Confessions of a Code Addict

About the Substack

I write about how computers work underneath the abstractions: compilers, operating systems, memory, performance, and low-level programming.

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  • Occasional public posts

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About Abhinav Upadhyay

I'm a software engineer obsessed with understanding how computers work. I write about Python internals, assembly, operating systems, performance engineering, and the machinery that powers modern software.

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