Archives

Most disappointing LLM answers are fluent solutions to the wrong problem—the fix is the missing facts, not a fancier prompt.

A high school CS capstone dies in month three when the topic was chosen to impress someone who will never read the code—not when the student was obsessed with a real problem they could actually finish.

Pasting the homework PDF into ChatGPT gets you working code in four minutes — and a student who cannot explain a single function in office hours.

AI can generate a thousand lines of modern C++ before your coffee cools. Whether that code is correct is another question entirely—because in C++, 'it compiled' and 'it's correct' are separated by a minefield called undefined behavior.

Welcome to 2026, where we can generate a thousand lines of Python in the time it takes to brew coffee, but we still can't guarantee it won't bankrupt us.

If you're a Python developer curious about game development, or a Godot beginner wondering how much of your Python brain still applies: most of it does. The parts that don't are *interesting*.

Python does not have variables — it has names bound to objects — and that single mismatch is why mutable defaults, late-binding closures, and half the interview quiz still catch working programmers.

Four lines of Python that look like they print [1, 2, 3] actually print [1, 2, 3, 4] — and if that surprises you, the rest of the language will keep lying to you until you throw out the box model.

If your AP Computer Science A prep still drills extends and “write a recursive method,” you are studying a course College Board already replaced.

Building Your Canonical Debug and Release Configurations

After nearly four decades of writing performance-critical C++ code, I've seen countless developers overlook one of the most impactful optimizations hiding in plain sight: the humble reserve() method.

Classic and modern prime number generators for C++.

In high-performance C++, design patterns are not just academic exercises – they’re essential tools.

As a developer who has spent countless hours wrangling with compilers, debugging memory leaks, and optimizing hot paths, I've developed both a deep appreciation and healthy respect for C++.

Modern C++, TypeScript, and Python are all multi-paradigm, and they’ve been quietly evolving powerful functional features.

Have you ever tried to compute statistics on a dataset so large it wouldn't fit in memory?

Whether you like them or not, passwords remain the primary line of defense for most online services.

With the official ratification of C++23, I've spent the last couple of years exploring what this standard brings to the table for developers like us who care deeply about squeezing every ounce of performance from our code while maintaining readability and safety.

In C++, the venerable std::iota algorithm has long served this purpose, but with C++20 and C++23 we gained even more powerful, flexible, and performant variants.

I've battled my fair share of mysterious crashes, inexplicable performance issues, and code that works perfectly on my machine but fails spectacularly in production.

In this guide, I'll walk you through starting your C++ journey from scratch, with a focus on free resources, practical learning paths, and the tools that will make your experience smoother.

A practical guide to Catch2 v3 for modern C++ projects.

I've compiled this comprehensive resource guide to help both newcomers and veterans navigate the vast C++ ecosystem.

Here, I’ll share my deep dive into std::unique_ptr, std::shared_ptr, and std::weak_ptr in C++23, discussing their design, performance characteristics, thread-safety nuances, and best practices.

Easily create a hash value for your classes.

We’ll explore modern CMake best practices that have transformed my workflow and can help you build better C++ projects.

Building a high-performance C++ blog like FastCodeGuru.org demands a website that mirrors those same values of speed and quality.

Can the default-, copy-, and move-constructors be combined in C++?

Iterator invalidation is one of C++’s most unforgiving pitfalls.

Why `if (a & b)` is not a free lunch.

I compare seven widely used pseudo-random unique-ID generators.

How a $3 Domain, Hugo 0.147, and Cloudflare Pages power a lightning-fast C++ blog.

Today, I want to share my insights on how to leverage modern C++ features to write code that's not only fast but also clean and reliable.

`perf` is the user-space front-end to the Linux perf_event subsystem.

I've been exploring how Large Language Models (LLMs) can transform our development workflows.

Mastering algorithm idioms consistently delivers some of the biggest productivity and performance gains.

Range-based for loops, introduced in C++11, are one of my favorite features for writing cleaner, more maintainable code.