systems-programming - Abrarqasim Blogs

Rust vs C++: Who Checks the Lifetime, and When

Rust vs C++ comes down to when lifetimes get checked. A moved pointer that segfaults in C++ and a dangling reference that Rust refuses to…

Rayyan | October 20, 2026 | 9 min

Rust

Rust Macros: When macro_rules! Earns Its Place (And When It Doesn’t)

I avoided Rust macros for a year, then learned them in a weekend. Here is when macro_rules! earns its place, when to skip proc macros,…

Rayyan | July 17, 2026 | 7 min

Go

Rust vs Go in 2026: How I Actually Choose

I've shipped production services in both Rust and Go. Here's the decision framework I actually use, with code, honest trade-offs, and no benchmark wars.

Rayyan | May 23, 2026 | 9 min

Programming

Rust Memory Safety: What the Borrow Checker Actually Does For You

A plain-English tour of Rust memory safety for people who already write code in other languages. With real before/after snippets in C and Rust, and…

Rayyan | April 25, 2026 | 8 min