1d ago · 18 min read · While reading the disassembly of a compiled eBPF program I was working on, I noticed something strange — the 6th instruction was missing. Reading through the full disassembly again, I realized it wasn
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Dec 26, 2025 · 6 min read · Rust's asynchronous programming model is one of its most powerful features, enabling efficient, non-blocking I/O and concurrent operations without the overhead of threads. However, it can be confusing for newcomers—especially concepts like futures, a...
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Dec 21, 2025 · 2 min read · It took me almost three weeks (nights and week-end) to read Chapter 2 of the xv6 book: Operating System Organization, study the xv6 code (process and system calls), and finish the assignments on system calls. This chapter covers the organization of t...
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Nov 10, 2025 · 8 min read · Intro In the previous article, we explored how blockchain manages accounts and state transitions through transactions. However, we left a critical security gap: anyone could create a transaction claiming to be from any account. This article addresses...
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Nov 3, 2025 · 5 min read · Start the MIT 6.1810 Fall2025 Course So… here’s an update on my learning path. 2023 – 2024: Building a Modern Computer from First Principles (aka Nand2Tetris). I studied the fundamentals of computer architecture; from logic gates and the CPU to the o...
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Oct 15, 2025 · 4 min read · I was reading about network programming and sockets with Beej’s Guide to Networking Programming, and we ended up writing a simplified version of the nslookup program in C. This program takes a domain name and finds the IPs associated with it by query...
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Oct 8, 2025 · 2 min read · Over the past few years, I’ve been happily living the full-stack life — building web apps, connecting APIs, and occasionally fighting mysterious CSS bugs that only appear on one browser at 2 a.m. 😅 But lately, something has changed. With Generative ...
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