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⚡ AI Lessons
Dev.to · Prajwal Patil
🔧 Backend Engineering
⚡ AI Lesson
22h ago
How I Built Authentication in Go and React: Doing It Right
Every tech blog will tell you the same thing: don’t roll your own auth. It makes sense not to do that...
Dev.to · kathi beitz
🔧 Backend Engineering
⚡ AI Lesson
22h ago
How I keep a game companion site from lying to its readers
Game companion sites have a trust problem. A build guide can be correct on Tuesday, broken by...
Dev.to · Mihai Perdum
🔧 Backend Engineering
⚡ AI Lesson
23h ago
The @forge/bridge import that kills your resolver, and why nothing warns you
One unused @forge/bridge import in a shared file turns a Forge function from HTTP 200 into 424. It throws at import time, and forge lint stays silent.
Dev.to · hiro@
🔧 Backend Engineering
⚡ AI Lesson
1d ago
Comparing Promise.all, allSettled, any, and race when failure arrives first
When work can partially fail, decide which event should settle the aggregate Promise. Replacing...
Dev.to · Taylor Wang
🔧 Backend Engineering
⚡ AI Lesson
1d ago
The Worker Rejected Zulu Time. My 3.12 Laptop Never Saw the ValueError.
Have you ever watched a timestamp parse on your laptop and explode on the worker with the same bytes?...
Dev.to · JedidiahRhodes8293
🔧 Backend Engineering
⚡ AI Lesson
1d ago
Node.js DNS Evidence: When Application Logs Need Live Zone Reads
Use change events to prove what your B2B SaaS asked for, authoritative DNS snapshots to prove what...
Dev.to · NicodemusChristensen2675
🔧 Backend Engineering
⚡ AI Lesson
1d ago
Node.js DNS Upsert or Create Across 4 Provisioning Failure Modes
Short answer: use create when an existing DNS record is evidence of a conflict that must stop an...
Dev.to · Vlad B.
🔧 Backend Engineering
4d ago
What If Your Terminal Had an Infinite Canvas? Meet Fuse.
Let’s be honest: every software project eventually grows a collection of messy, fragile shell...
Dev.to · Yaseen Khatib
🔧 Backend Engineering
⚡ AI Lesson
4d ago
A reproducible memory-regression workflow for Node
Catching Node memory regressions before production: a repeatable load script, three heap snapshots, and reading retainer paths instead of guessing at the bigges
Dev.to · Ihtisham Khalil
🔧 Backend Engineering
⚡ AI Lesson
4d ago
Writing a real PNG compressor in vanilla JavaScript (no WASM, no libraries)
Every online image converter I tried had the same shape: drag your file in, it uploads to a server...
Dev.to · frank chu
🔧 Backend Engineering
⚡ AI Lesson
4d ago
The dev.to API can edit a published post. The quickstart never says so.
I published a post with a mistake in it and assumed the fix was manual. It isn't: PUT to the article id replaces the body in place, keeps the URL, and the react
Dev.to · Aleksandr Efimov
🔧 Backend Engineering
⚡ AI Lesson
4d ago
I pointed one Eloquent-style client at 62 public APIs. Here's how they answered.
At work I had a lot of external APIs to talk to from Laravel. Each one got its own little client, its...
Dev.to · onyxcross5743
🔧 Backend Engineering
⚡ AI Lesson
4d ago
How to Debug Rejected DNS Record Writes When Zone IDs Meet Domain Names in Go
Short answer: treat a zone identifier and a domain name as two different types, even when an API...
Dev.to · Taylor Wang
🔧 Backend Engineering
4d ago
I Trusted json.dumps for 48 Hours. The Idempotency Hash Followed Insertion Order.
Have you ever watched two JSON bodies print the same story and still fail a hash check? I did, and I...
Dev.to · Dakota Huang
🔧 Backend Engineering
4d ago
Refuse Versions the Index Never Served
You are three comments into a pull request that looks harmless. A helper grew a timeout. Someone...
Dev.to · orca_forge
🔧 Backend Engineering
4d ago
The angle between the head and chest was 0.000 in every frame: The time my motion tracking was broken
The angle difference between the head and chest was exactly 0.000° across the entire animation. After rebuilding the downstream process three times, I realized
Dev.to · Hamze Zare
🔧 Backend Engineering
4d ago
A stored-XSS report we couldn't quite reproduce, and hardened anyway
A researcher named Dhruv emailed us to report a stored XSS path: someone attaches a PDF with embedded...
Dev.to · puffball1567
🔧 Backend Engineering
4d ago
Go Concurrency Safety: Prevent Goroutine Leaks and Data Races
A practical guide to Go concurrency safety: goroutine leaks, context cancellation, blocked channel sends, data races, sync.Mutex, channel ownership, and the Go
Dev.to · orca_forge
🔧 Backend Engineering
4d ago
Making a VRM Character Dance from a Single Live-Action Video: Fixing Leg, Arm, and Finger Clipping After Estimation
A pipeline to convert a single fixed-camera live-action video into VRM character animations. While the estimation itself is accurate, the character suffers from
Dev.to · Susumu Takahashi
🔧 Backend Engineering
4d ago
HTTP Status Code Basics: What 200/301/403/500 Actually Mean for Maintenance Tools
WordPress site maintenance constantly involves one basic question: after an update, is the site still...
Dev.to · Robson Kades
🔧 Backend Engineering
4d ago
Efficient and Effective XML Processing in Java
Extracting a value from an XML document costs, at its core, two operations: locating the span of...
Dev.to · Stack Horizon
🔧 Backend Engineering
4d ago
Debugging Node.js Like a Pro
Most Node.js debugging happens with console.log. That works until it doesn't: async stacks that point...
Dev.to · Marcus Morris
🔧 Backend Engineering
4d ago
Software Artifact Trust Starts At Package Registries
Which software artifact should we trust? Software package registries are open to the...
Dev.to · Robson Kades
🔧 Backend Engineering
4d ago
An Outbox for 3 Million Events a Day on Azure SQL: the Engineering Behind It
The Transactional Outbox pattern fits in a thirty-second diagram: write the event in the same...
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