Programming Tutorials

Hey everyone, I'm back. This was my last post: https://dev.to/silver_oof_/starting-a-cs-project-week-0-5cfh. As promised, we're now going to finish t

A compound-interest formula can give you a final number quickly, but it can also hide whether deposits happen monthly, annually, or not at all. I buil

Nothing checks the SQL in most codebases before it runs. The compiler sees a string, the tests cover the queries someone thought to test, and the rest

Add a markdown editor to a Blade form the usual way and it looks fine, until the form silently refuses to submit: {{ old('content') }} //

If you search for architectural patterns in modern Python, you will inevitably encounter the Repository pattern. On one side, advocates argue that r

Invisible reCAPTCHA v2 is the version with no "I'm not a robot" box. The page shows only the small "protected by reCAPTCHA" badge, and the check runs

I've been building a set of small developer tools at everydaytoolz.com. They do one job each, and nothing you paste is sent to a server. UUID Generat

I keep meeting the same tempting shortcut, and I still do not trust it on sight. A coding model drafts a small patch, and a hosted machine is offered

Serving Large Private Files from Laravel (image by pexels) Introduction Let's suppose you need to show a set of large files to

If a service writes data and then publishes an event about it, there is a window where one succeeds and the other doesn't. That's the dual-write probl

JRE là môi trường thực thi Java, cung cấp các thư viện và tài nguyên cần thiết để chạy các ứng dụng Java đã được biên dịch thành bytecode. Các thành

Free Online Tools for SEO, Developers and Website Owners Running a website means juggling dozens of small jobs: writing metadata, compressing images,

An agent patch does not earn a flake freeze from one red run on a wide fixture. The freeze may open only after the property predicate, the stopped wit

Preface You should probably skip the preface, It's just me ranting I can summarise my entire time at EY with one word - Documents And it'

Bringing Better Classic ASP Support to VS Code in 2026 Classic ASP may be old, but legacy applications still need to be maintained. When

canonical_url: https://github.com/arielchangdev/eliana-ai-agent/blob/main/BLOG_WIRING.md I spent a few months building Eliana — a self-hosted, self-i

OutOfMemoryError is the 3 AM page nobody wants. I built a field guide to the five heap exhaustion patterns I keep seeing in JVM-based data pipelines —

Logarithmic inequalities are annoying. Not because they're hard — but because most solvers skip the domain constraints. They give you the answer, you

AI-assisted draft. I wrote and verified the code against the current MCP docs and Python SDK. MCP (Model Context Protocol) is an open standard for co

Turning on tracing for a Google ADK agent deployed to Vertex AI Agent Engine is one keyword argument: from vertexai.agent_engines import AdkApp ag