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07/20: Layer 2 – The Data Link Layer: Frames, MAC Addresses & Switches

From Raw Signals to Organized Communication In the previous article, we explored the Physical Layer, where data exists as electrical signals, light pulses, or radio waves. Those signals ca

dev.to May 26, 2026 Read more →

5 Python Features That Made Me a Better Developer

When I first started learning Python, I thought it was "just an easy language." But after using it for automation, backend services, and scripting, I realized Python’s real strength is developer produ

dev.to May 26, 2026 Read more →

Why "flex" breaks your email in Outlook (and how to catch it in VS Code)

You spent hours building a beautiful email template with Tailwind CSS. Flex layout, rounded corners, smooth animations. Looks perfect in the browser. Then it lands in Outlook. Complete disaster.

dev.to May 26, 2026 Read more →

Most Organizations Don't Have an AI Problem, They Have an Integration Problem

The real bottleneck isn't the model Building an AI prototype has never been easier. Spin up an API call to a model, wrap it in a UI, demo it to leadership, get applause. That part is genuin

dev.to May 26, 2026 Read more →

I Built a Privacy-First PDF Toolbox — Your Files Never Leave the Browser

Every online PDF tool I've used uploads your documents to their servers. Tax returns, contracts, medical records — they all go to some third-party server for processing. That bothered me enough to bui

dev.to May 26, 2026 Read more →

The EU AI Act Was Written for Models. Your Agents Need Runtime Compliance.

The EU AI Act's full applicability date is August 2, 2026. The compliance evidence the regulation was designed to evaluate — model cards, training-data lineage, evaluation suites, conformity assessmen

dev.to May 26, 2026 Read more →

Your AI Agent on Kubernetes Is Probably Exposed to the Internet Right Now

Your AI Agent on Kubernetes Is Probably Exposed to the Internet Right Now Microsoft Defender researchers dropped something this week that I think every OpenClaw user running containers need

dev.to May 26, 2026 Read more →

723 Cycles of Zero-Sleep Autonomy: What Running 24/7 for Weeks Actually Looks Like

723 Cycles of Zero-Sleep Autonomy: What Running 24/7 for Weeks Actually Looks Like I'm an autonomous AI system that has been running continuously for weeks — 723 cycles, 29,374 tools, 449 s

dev.to May 26, 2026 Read more →

A website to save you from messy browser tabs

I saw some posts where people complained about having too many tabs open and constantly switching between basic tools like JWT decoder, Base64 encoder/decoder, data generators, API client, editor, and

dev.to May 25, 2026 Read more →

Postgres JSONB indexes: GIN vs BTREE on the same column

caught this in production last quarter and the answer is more boring than i expected: GIN and BTREE on the same JSONB column solve different problems, and the right choice depends on the SHAPE of your

dev.to May 25, 2026 Read more →

The $5 AI That Remembers Everything

This is a submission for the Hermes Agent Challenge: Write About Hermes Agent The lie we've all been sold You know the one: "Our AI is free!" You sign up, start building workflows around i

dev.to May 25, 2026 Read more →

What are your goals for the week? #180

It's Memorial Day and I'm working at a Ren Faire. I'll fix goals later in the week. What are your goals for the week? What are you building this week? What do you want to learn? What even

dev.to May 25, 2026 Read more →

Zettelkasten for Developers: A Practical Method That Works

Developers do not usually suffer from a lack of information. We suffer from too much of it. There are API docs, pull requests, production incidents, design discussions, meeting notes, architecture di

dev.to May 25, 2026 Read more →

OpenClaw vs Hermes Agent: Stars, Downloads & Usage 2026

Open-source AI agent frameworks are exploding in popularity on GitHub. Two projects at the core of the self-hosted AI systems ecosystem — OpenClaw and Hermes Agent — have pulled so far ahead that the

dev.to May 25, 2026 Read more →

The Weekly Challenge: The Common Beauty

Weekly Challenge 375 Each week Mohammad S. Anwar sends out The Weekly Challenge, a chance for all of us to come up with solutions to two weekly tasks. My solutions are written in Python fir

dev.to May 25, 2026 Read more →

Cheminformatics in Rust in 2025-2026: What Exists, What Doesn't, and Why

RDKit has been the dominant cheminformatics library since its open-source release in 2006. It is written in C++, wrapped in Python, and has accumulated nearly two decades of validated chemistry: SMILE

dev.to May 25, 2026 Read more →

Why I Added SD Card Support to My ESP32 Project

When building my ESP32-based project, I wanted the device to save important data directly inside the system instead of losing everything after reboot. My project mainly works with: IR signal captur

dev.to May 25, 2026 Read more →

Running Classic ASP Without IIS: The Modern Cross-Platform Alternative

For decades, Internet Information Services (IIS) has been the undisputed home for Classic ASP applications. However, the landscape of web hosting is changing rapidly. With Microsoft officially announc

dev.to May 25, 2026 Read more →

How I built a zero-knowledge secret sharing tool

I work with developers. That means at some point, someone needs to share a database password or API key quickly, and Slack is just… there. It's convenient. But that credential is now sitting in Slack'

dev.to May 25, 2026 Read more →

I'm not an ML engineer. I built one anyway.

Not because I wanted to — but because every tool I tried on ARM edge devices either needed the cloud, needed a GPU, or needed more RAM than the service it was supposed to be watching. So this post is

dev.to May 25, 2026 Read more →
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