News
Idempotency Keys: The Safety Net Every Mutation API Needs
6+ hour, 8+ min ago (310+ words) Idempotency keys are the standard fix " and yet they're one of the most under-used patterns in API design. This article explains what they are, how to implement them correctly on both the client and server side, and what can go…...
Synchronization in Node. js: Why Single-Threaded Does Not Mean Safe From Concurrency Problems
15+ hour, 30+ min ago (192+ words) One of the most common misconceptions about Node. js is: This is only partially true. Yes, Java Script execution in Node. js runs on a single thread using the event loop. But modern backend applications deal with asynchronous operations, external…...
I Used to Love Python's Magic. Now I Default to Go.
13+ hour, 40+ min ago (416+ words) I loved Python for a long time. The abstractions. Custom DSLs with that gamified syntax feel. Metaclasses, descriptors, decorators that bend the runtime. All the magic you could pull off in a hundred lines and feel clever doing it. That…...
I Built a Single-File AI Agent in Go " Zero Dependencies, Double-Click to Run
19+ hour, 47+ min ago (423+ words) Hey DEV community! " I'm an undergrad developer who spent the last few months hacking on something I'm excited to share: Open Agent " a local AI Agent that ships as a single binary. No Docker. No Node. js. No Python environments....
How I Built a Job Tracker Backend with a Concurrent Job Queue in Go
1+ day, 3+ hour ago (19+ words) Building a Job Application Tracker with AI-Powered Resume Analysis Author: Ahmad Fauzan. .. Tagged with go, backend, ai, restapi....
fz 1. 6 & 1. 7: build C, ASM and C++ without CMake hell
1+ day, 7+ hour ago (292+ words) We all know the pain: you have a tiny C or ASM project, and suddenly you're knee-deep in CMake syntax from 2003, googling why your target_link_libraries silently does nothing. I built Forge Zero so that building feels like go build " you just…...
Learn Go with Tests | Learn Go with tests
1+ week, 3+ day ago (506+ words) I am proud to offer this resource for free, but if you wish to give some appreciation Buy me a coffeearrow-up-right Explore the Go language by writing tests Get a grounding with TDD. Go is a good language for learning…...
Configuration in Go Should Be Typed: Introducing confkit
1+ day, 12+ hour ago (1448+ words) At the beginning, it is usually innocent: Then the application grows. You add a database URL. Then a Redis address. Then timeouts. Then feature flags. Then a YAML file for local development. Then environment variables for production. Then CLI flags…...
Consistency in Distributed Systems: The Place of Eventual Consistency
1+ day, 17+ hour ago (406+ words) " CAP Theorem Choice When designing a distributed system, deciding which CAP property to sacrifice forms the foundation of the architecture. Generally, Partition Tolerance (P) is considered indispensable, and your choice is made between C (Consistency) and A (Availability). For me, this…...
Calling CUDA from Go without cgo
1+ day, 22+ hour ago (609+ words) Go is great at infrastructure. It gives us fast builds, simple deployment, lightweight concurrency, and the ability to ship a single binary. But Go has always been awkward around one increasingly important area: GPUs. A lot of modern AI, analytics,…...