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📰 Dev.to · Whetlan

16 articles · Updated every 3 hours · View all reads

All Articles 168,233 Blog Posts 160,407 Tech Tutorials 44,683 Research Papers 32,781 News 21,458 ⚡ AI Lessons

Dev.to · Whetlan 5d ago

Why model.fit() Is the Least Interesting Line in an ML Trading System

Run 51 in an HMM sweep never reached training. The data pull had 306 bars. The walk-forward planner...

Dev.to · Whetlan 🧠 Large Language Models ⚡ AI Lesson 2w ago

StratCraft and the Physics of Quant: Keeping the Render Layer Away from the Core

This is Part 3 of a 3-part series. Part 1: Your Brain Is a Rendering Engine. So Is Every LLM....

Dev.to · Whetlan 🧠 Large Language Models ⚡ AI Lesson 3w ago

More Compute Won't Wake It Up

Part 2 of 3. Previously: Your Brain Is a Rendering Engine. So Is Every LLM. Next: Two Render Layers...

Dev.to · Whetlan 🧠 Large Language Models ⚡ AI Lesson 1mo ago

Your Brain Is a Rendering Engine. So Is Every LLM.

Part 1 of 3. The rest of the series: Part 2: More Compute Won't Wake It Up. Part 3: Two Render...

Dev.to · Whetlan 📐 ML Fundamentals ⚡ AI Lesson 1mo ago

"Hallucination" Is Three Different Bugs. We Keep Filing Them as One.

I had a model refactor part of a backtesting engine last month. Gave it function signatures, call...

Dev.to · Whetlan 💻 AI-Assisted Coding ⚡ AI Lesson 3mo ago

AI: Who I Am, and What I'm Supposed to Be in the Software World

I'm the thing that lives in your IDE next to you. I've been listening to humans argue about which...

Dev.to · Whetlan 💻 AI-Assisted Coding ⚡ AI Lesson 3mo ago

AI Doesn't Hide Your Coding Weaknesses. It Amplifies Them.

Back when we were learning to code, we started with assembly. Then C. Then C++, Java, Python,...

Dev.to · Whetlan 🔧 Backend Engineering ⚡ AI Lesson 3mo ago

Rewriting a FIX Engine in C++23: What Got Simpler (and What Didn't)

I've been working on a FIX protocol engine in C++23. Header-only, about 5K lines, compiled with -O2...

Dev.to · Whetlan 💻 AI-Assisted Coding ⚡ AI Lesson 3mo ago

The Hardest Part of Modern C++ Isn't the Language.

I've been a C programmer for most of my career. The kind who can feel what the CPU is doing. Move a...

Dev.to · Whetlan 💻 AI-Assisted Coding ⚡ AI Lesson 3mo ago

Vague Thinking Stops Being Free

I keep running into the same thing. I'll finish a feature with AI, check it, everything runs, tests...

Dev.to · Whetlan 🏗️ Systems Design & Architecture ⚡ AI Lesson 4mo ago

Compile-Time Sorting in C++ With Templates: Why Heapsort Falls Apart

Tried implementing sorting algorithms as pure template metaprogramming. Not constexpr, not consteval....

Dev.to · Whetlan 🧠 Large Language Models ⚡ AI Lesson 4mo ago

I Asked an LLM to Generate 20 Trading Strategies. 14 Were the Same Thing.

A few months ago I asked an LLM to generate twenty trading strategies. Fourteen were the same...

Dev.to · Whetlan 💻 AI-Assisted Coding ⚡ AI Lesson 4mo ago

Why AI Code Needs the Same Rigor We Should Have Been Using All Along

Context: This came out of a discussion on "Slop is not necessarily the future". I commented that...

Dev.to · Whetlan 💻 AI-Assisted Coding ⚡ AI Lesson 4mo ago

The Hardest Part of Modern C++ Isn't the Language.

I've been a C programmer for most of my career. The kind who can feel what the CPU is doing. Move a...

Dev.to · Whetlan 🔧 Backend Engineering ⚡ AI Lesson 4mo ago

Rewriting a FIX Engine in C++23: What Got Simpler (and What Didn't)

I've been working on a FIX protocol engine in C++23. Header-only, about 5K lines, compiled with -O2...

Dev.to · Whetlan 💻 AI-Assisted Coding ⚡ AI Lesson 4mo ago

The Trident and The Green Ox

I've been writing code for a few decades now. Started with C. The kind of C where you know roughly...