DevRadar

Tech Blog

Auto-aggregated global tech articles · 1,000 posts

W
Frontend

We Built a Chatbot Without an LLM: Here’s How It Works

When you hear "chatbot" in 2026, the obvious architecture is something like: For one of our projects, we deliberately didn't do that. The chatbot needed to answer questions about things like: prices; opening hours; appointments; service availability; business policies. For those kinds of que

Dev.to (EN Zone)
B
Frontend

Build a web-aware agent with OpenAI Agents SDK and Zenrows

This article was originally published on the Zenrows blog. Read the original here: https://www.zenrows.com/blog/web-aware-agent-openai-agents-sdk-zenrows This guide shows you how to register Zenrows Fetch as a @function_tool next to WebSearchTool in a single OpenAI Agents SDK agent, so the model

Dev.to (EN Zone)
T
Frontend

The Most Expensive Part of Building an MVP Isn’t the Code

Most MVPs don't become expensive because developers write bad code. They become expensive because teams build too much before learning what actually matters. A typical product starts like this: “We need authentication, dashboards, notifications, payments, analytics, admin panels, integrations…”

Dev.to (EN Zone)
E
DevOps

Every deploy said green. The scheduler was two weeks behind.

I deleted a scheduled task yesterday, deployed it, watched five checks pass, and then found the task still running on the server. The task was worth deleting. It ran every hour on Celery Beat and its entire body was this: # TODO: Implement actual cleanup logic cleaned_count = 0 # Placeholder l

Dev.to (EN Zone)
H
Backend

How We Built Sub-Microsecond OS Gating and CoW Rollbacks

Building Sub-Microsecond OS Event Gating and Micro-Rollbacks for AI Agents published: true tags: ai, opensource, python, security canonical_url: https://bartholomew.info cover_image: https://bartholomew.info/assets/bartholomew_social_preview.png If you build autonomous agents with LangCh

Dev.to (EN Zone)
Y
Frontend

Your React app unmounts when a reader turns on Chrome translate

Look for this in your error tracker: Uncaught NotFoundError: Failed to execute 'removeChild' on 'Node': The node to be removed is not a child of this node. There is no local repro. The affected sessions have nothing in common, until you notice they had page translation on. I spent about a

Dev.to (EN Zone)
A
Industry

Aqara goes all in on smart lighting

After showing off several smart home firsts at CES, Aqara has returned to IFA with a major lineup of smart lighting compatible with both Zigbee and Thread. One of these new devices is the Floor Lamp T1, which trades the look of a typical lamp for an LED-equipped pole attached to a base. The lamp […]

The Verge (Tech)