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Introduction Hi, So here’s the thing: I don’t really know what I’m doing. At least, not fully. I mean, that’s kind of the point. I’ve always loved understandin...

Stop Your AI Agent from Leaking API Keys, Private Keys, and PII Your AI agent generates text. That text sometimes contains secrets. Maybe the LLM hallucinated...

9 PM – The Crash That Started It All I was casually scrolling through YouTube when a Slack notification interrupted the quiet: our logging sidecar had crashed...

사용자정의 함수 Function: 특정 작업을 수행하기 위해 작성된 코드 블록 함수의 선언정의 - 인자 argument = 매개변수 parameter - 수행문 - 반환값 return python def 함수_이름인자1, 인자2, ...: 수행문 1 수행문 2 return 인자의 종류...

Like many founders and freelancers, I ran into the same issue over and over again: - 👉 Sending invoices manually - 👉 Tracking payments in spreadsheets - 👉 Fo...

markdown !Matthieuhttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2Fuplo...

Full‑stack Jam – Mac Setup Automation !fullstackjamhttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-...

The Problem Isn’t Hallucination — It’s Drift When developers integrate large language models into products, the biggest issue isn’t hallucination. It’s reasoni...

Hello Devs 👋 If your team uses Bitbuckethttps://bitbucket.org/product/ and you’re exploring AI code‑review tools, you might have noticed that many discussions...

Introduction AI is everywhere in development right now. It can scaffold APIs, generate UI components, refactor messy functions, and even write tests. But using...

The “Python Tax” of Pandas I’ve been there: a “small” 3 GB CSV file, loaded into a Pandas DataFrame on a 16 GB machine, and everything freezes. The usual work‑...

This is a submission for the GitHub Copilot CLI Challengehttps://dev.to/challenges/github-2026-01-21 What I Built git-wrapped — Spotify Wrapped, but for your Gi...

markdown !Clean Code illustrationhttps://media2.dev.to/dynamic/image/width=800%2Cheight=%2Cfit=scale-down%2Cgravity=auto%2Cformat=auto/https%3A%2F%2Fdev-to-uplo...

Introduction You know that guilt when you haven’t pushed code in a few days? Imagine that feeling had a face—a tiny ASCII octocat staring at you from your term...

Introduction Web development with AI is a rapidly evolving field, with new tools and techniques being developed every day. In this post, we'll explore some of...

Every Claude Code session starts from zero—no memory of your project structure, team conventions, or commands that should never run unsupervised. CLAUDE.md is t...

markdown !Cover image for NocoBase 2.0 Officially Releasedhttps://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%...

Building a SaaS in 2026? Smart move. But if you’re anything like me, you’ve stared at a blank create‑next‑app project and thought… > “I really don’t want to wi...

🎲 Lottery Number Generator – Desktop App Python + Tkinter In this tutorial we’ll build a sleek, interactive desktop application that generates random numbers...

The Spinning Icon in VS Code > “Initializing JS/TS language features…” That little spinning icon in the VS Code status bar is more than just a loading animatio...

Introduction If you've ever spent hours tweaking /etc/sysctl.conf based on an old blog post, only to find it didn't help your specific workload, this is for yo...

The Problem Last month, my LangChain agent cost me $800 in OpenAI fees. I had no idea which agent was expensive or where to optimize— I was flying blind. The S...

Beijing to Breakfast: Why You're Reading Yesterday's AI News Most Western AI practitioners wake up six hours behind the conversation. While you slept, China's...

That belief is outdated. In practice, authority in AI is earned through outcomes, clarity, and judgment, not titles....

The State‑Management Landscape in React In the evolving world of React, state management has always been a central challenge. Developers first leaned on the bu...

Authority in AI Is About Trust, Not Credentials When people look for AI expertise, they’re really asking: - Can this person make good decisions under uncertain...

What I Built A full‑featured HTTP client that uses an augmented .http file format, allowing all requests to play nice with Git repositories while offering adva...

매니저 봇 개요 시니어 디스코드 운영을 준비하면서 “매니저Manager” 봇을 구현하기로 기획했다. 매니저 봇의 주요 역할은 다음 두 가지이다. 1. 이미 부여된 역할에 따라 닉네임을 변경할 수 있게 한다. 2. 특정 채널에서는 세부 역할을 부여해, 플레이 카테고리에서 보여지는 채널을...

I’m 21. I don’t have answers. I don’t have a success story to sell you. What I have is a growing pile of questions and a strange sense that I spent years prepar...

!Cover image for I got tired of guessing if 'that' image was real. So I built a tool to prove it.https://media2.dev.to/dynamic/image/width=1000,height=420,fit=c...

Date February 15, 2026 Digest continuity The prior daily digest captured ongoing focus areas skills ops, Dev.to publishing, and WebUI debugging. No new deep di...

As a developer and NBA fan, I noticed a recurring problem in communities like r/NBA2K: players often get “choice paralysis” when starting a new MyLeague rebuild...

'This is a submission for the GitHub Copilot CLI Challengehttps://dev.to/challenges/github-2026-01-21

This is a submission for the GitHub Copilot CLI Challengehttps://dev.to/challenges/github-2026-01-21 What I Built VidPipe is an open‑source agentic video editor...

What’s A? A A-star is a search algorithm used to find the shortest path between two points on a grid or graph. !A illustrationhttps://media2.dev.to/dynamic/ima...

'The Great Sea is Cursed' from the Wind Waker soundtrack totally flips the script on the adventurous original, making it super creepy. It warps that familiar tu...

OpenCV Function Testing Board I’m excited to share my first contribution to OpenCV! 🎉 OpenCV Basic Library Function Testing Boardhttps://main.opencv-testing-b...

The Idea I wanted a single place to run quick developer tasks—subnet calculations, Base64 encoding, DNS lookups, hash generation—so I built administrator.sh, a...

!Cover image for ⚡ Beginner-Friendly Guide 'Add Binary' - Leetcode Problem 67 C++, Python, JavaScripthttps://media2.dev.to/dynamic/image/width=1000,height=420,f...

This is a submission for the GitHub Copilot CLI Challengehttps://dev.to/challenges/github-2026-01-21 What we Built VoiceSync — because who needs a GUI when you...

markdown !wellallyTechhttps://media2.dev.to/dynamic/image/width=50,height=50,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-uploads.s3.amazonaws.com%2F...

I've been running OpenClawhttps://github.com/openclaw/openclaw as my personal AI assistant for a while, and the default terminal/CLI interface wasn't cutting it...

'Submission for the GitHub Copilot CLI Challengehttps://dev.to/challenges/github-2026-01-21

!Cover image for How important is Web Accessibility?https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fd...

!Cover image for Happy Valentine's Day ❤https://media2.dev.to/dynamic/image/width=1000,height=420,fit=cover,gravity=auto,format=auto/https%3A%2F%2Fdev-to-upload...

Introducción Escribí una traducción al español de Introducción a Elm, un libro digital escrito por el propio creador del lenguaje de programación Elm, Evan Cza...

The Rise of Agentic AI For the past few years, most of us have been experimenting with AI in fairly contained ways: we built chat interfaces, generated code sn...