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DEV Community
dev.to > nexoper > how-i-built-a-bilingual-rag-powered-ai-calling-chat-agent-with-a-full-admin-ops-center-573o

How I Built a Bilingual RAG-Powered AI Calling & Chat Agent (With a Full Admin Ops Center)

12+ min ago   (429+ words) Most "AI chatbot" projects stop at a demo: a widget, an OpenAI/Gemini call, a canned prompt. Getting one into production for real businesses — across voice calls, web chat, and WhatsApp, in two languages, without hallucinating — is a different problem....

DEV Community
dev.to > hackgo_6978 > weekend-build-log-the-timeout-is-the-product-3bpj

Weekend Build Log: The Timeout Is the Product

43+ min ago   (792+ words) You sit down Saturday with one failing test file. The stack trace is ugly and long. You want a tiny helper that groups those failures. Ninety minutes later you are still retrying a model. The helper never became a demo....

DEV Community
dev.to > mohamed_elhamdi_af5b450cc > how-i-built-a-browser-based-pdf-toolkit-focused-on-speed-and-simplicity-59f5

How I Built a Browser-Based PDF Toolkit Focused on Speed and Simplicity

1+ hour, 3+ min ago   (22+ words) Building a PDF tool sounds simple until you start thinking about the actual user experience. I’ve... Tagged with webdev, javascript, productivity, showdev....

DEV Community
dev.to > serhii_a9c08345ac360cf5c8 > manage-telegram-webhooks-and-log-rotation-in-yii2-console-31k1

Manage Telegram Webhooks and Log Rotation in Yii2 Console

1+ hour, 3+ min ago   (225+ words) This guide focuses strictly on administrative lifecycle management and update log retention. It does not cover writing a full conversational routing engine, handling long-polling daemons, or building a message UI. With the controller in place, test your commands using the…...

DEV Community
dev.to > rapidlashes > no-idea-where-to-start-learning-sql-4nh6

NO idea where to start learning SQL?

47+ min ago   (246+ words) This article is a beginner friendly guide that gets you started into learning SQL as a programming... Tagged with programming, productivity, beginners, webdev....

DEV Community
dev.to > serhii_a9c08345ac360cf5c8 > manage-telegram-bot-operations-with-yii2-console-commands-4aeo

Manage Telegram Bot Operations with Yii2 Console Commands

1+ hour, 3+ min ago   (164+ words) It does not handle real-time inbound update parsing or HTTP request lifecycle management, which remain the responsibility of web controllers or asynchronous queue consumers. To execute these actions on a server, use the default Yii CLI bootstrap binary yii from…...

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dev.to > mahirhir > a-stale-hash-failed-29-of-59-tests-the-tool-that-refreshes-hashes-had-never-seen-that-copy-3ie3

A stale hash failed 29 of 59 tests. The tool that refreshes hashes had never seen that copy.

39+ min ago   (634+ words) The project keeps derived claims from rotting with freshness pins. A pin is a row that cites another file and records the hash of the bytes it was derived from. A small device recomputes those hashes and re-keys the rows....

DEV Community
dev.to > tekspry > why-your-net-mcp-tool-classes-crash-at-runtime-and-the-two-line-fix-lcb

Why Your.NET MCP Tool Classes Crash at Runtime (And the Two-Line Fix)

49+ min ago   (335+ words) If you're building MCP servers in.NET with instance-based tool classes — the kind that take ILogger, HttpClient, or a repository through constructor injection — there's a good chance you've already hit this at runtime: No warning at startup. No compile-time error....

DEV Community
dev.to > dzakh > standard-json-schema-vs-json-schema-54fc

Standard JSON Schema vs JSON Schema

39+ min ago   (660+ words) Describing JSON with JSON - what can be better? This is what JSON Schema is: Hey, everybody knows this! Tell us about Standard JSON Schema instead!!! Even if you don't know JSON Schema or have never written it yourself, it's a…...