Curated development tutorials from top sources. Filter by language.
Goroutines and channels, you've got those down. Now the real questions: how do you cancel cleanly? How do you handle errors from multiple goroutines w
A couple of years ago, a friend came up with an idea that I still think is worth pursuing. Moving to a new city is hard. Not because of logistics — b
Hi Dev.to! I’m a Backend Engineer who enjoys building scalable systems and clean APIs using Go and Python. Over time, I’ve moved beyond just “writin
You're writing a Playwright test. You need to seed some rows first. You write: const result = await db.query('SELECT * WHERE id = ?', [42]);
I’ve been working with TOTP/2FA in Node.js lately and noticed most libraries only handle generate/verify… but real apps need more than that. So I bui
I've been using Cursor as my primary editor for about a month now — working full-time on a Next.js 14 project with TypeScript, Tailwind CSS, and a fai
Last year I shipped two products within six months of each other. The first used Firebase. The second used Supabase. Both are in production. Both have
JavaScript has been my daily language for over a decade. Most ECMAScript releases in that time have felt incremental: a new array method here, a synta
Even if you can create your first application in Go in a few minutes, understanding a new programming language is not easy and can be time-consuming.
Fire-and-forget concurrency leaves dangling resources until you explicitly stop the engine. What We're Building We are implementing a wo
This is a submission for the DEV April Fools Challenge What I Built TIL, I do not know why the Java Desktop UI framework Swing, is called
Report Writing Service https://www.hireresearcher.com/services/report-writing/ Our academic writing service comprises of the relevant, non-plagiaris
GITHUB REPO ZheyUse / mlhuillier ML CLI (M Lhuill
These days, the moment a problem gets stuck in our heads, we turn to AI for help. We explain our problem, it gives us some answers. How accurate or hi
Bulk search sounds easy until real users start pasting spreadsheet data, uploading messy CSVs, and expecting clear results for thousands of records.
Intro My first brush with a PC was two blue Norton Commander panels in 1991. Back then, it felt like magic. Time went on… Fortran, Cla
Lyft pays wheelchair-accessible drivers 204% of fare — a flat ~$15/ride bonus regardless of trip distance. Uber pays 101%. Same city, same mandate, co
Buy TikTok Account. A TikTok account is a personal or business profile on the social media platform TikTok, which is widely used for creating, sharing
We've spent 27 posts writing code. Now it's time to put it on a server. Not a managed platform. Not a serverless function. A real server that you con
You built the AI features. You tested them. You cached the hell out of them. You hardened your background jobs. Now you need to know when things brea