Morning.dev

DEV Community • 2026-03-21 12:05

Connecting Power BI to an SQL database

In this article, we'll explore how to connect Power BI to a PostgreSQL database, a popular open-source relational database management system. We'll cover both local and cloud-based PostgreSQL connections, discuss data modeling, and highlight the importance of SQL skills for Power BI analysts. What is Power BI and Why is it Used? Power BI is a business analytics tool that allows you to analyze dat...

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5m read

DEV Community • 2026-03-21 12:02

Principle of Parsimony in Context Engineering

The Principle of Parsimony in Context Engineering is a design rule: every element in the context, and every level of detail within each element, exists because it contributes to unambiguous task interpretation, enforceability of constraints, or result quality. In compact form: A context is parsimonious when nothing in it can be removed without introducing ambiguity or degrading the result. ...

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12m read

newest submissions : multi • 2026-03-21 12:02

Pull requests are dead, long live pull requests

submitted by /u/andyg_blog to r/programming [link] [comments]

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1m read

8 Best Snyk Alternatives for Developer Security in 2026

DEV Community • 2026-03-21 12:00

8 Best Snyk Alternatives for Developer Security in 2026

Why teams look for Snyk alternatives Snyk built its reputation as the developer-friendly security platform. It pioneered the idea that security scanning should live in the developer workflow - in the IDE, in the pull request, in the CLI - rather than in a separate dashboard that only the security team checks. Its SCA (Software Composition Analysis) product transformed how teams think ...

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44m read

Vibe Engineering, Disciplined AI Software Development

DEV Community • 2026-03-21 12:00

Vibe Engineering, Disciplined AI Software Development

In February 2025, Andrej Karpathy, former director of AI at Tesla and a prominent figure in the machine learning community, dropped a bombshell on Twitter that would reshape how millions of developers think about code. “There's a new kind of coding I call 'vibe coding,'” he wrote, “where you fully give in to the vibes, embrace exponentials, and forget that the code even exists.” The post ignited a...

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26m read

DEV Community • 2026-03-21 11:59

Apache Kafka Quickstart - Install Kafka 4.2 with CLI and Local Examples

Apache Kafka 4.2.0 is the current supported release line, and it's the best baseline for a modern Quickstart because Kafka 4.x is fully ZooKeeper-free and built around KRaft by default. This guide is a practical, command-line-first Quickstart: installing Kafka, starting a local broker, learning the essential Kafka CLI tools, and finishing with two end-to-end examples you can paste into your termi...

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10m read

DEV Community • 2026-03-21 11:59

Oh My Opencode Review: Honest Results, Billing Risks, and When It's Worth It

Oh My Opencode promises a "virtual AI dev team" — Sisyphus orchestrating specialists, tasks running in parallel, and the magic ultrawork keyword activating all of it. That promise holds up for the right workload. For the wrong one, it adds cost and complexity without improving results. This article covers what actually happened in hands-on testing, and what the broader community has found after m...

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10m read

DEV Community • 2026-03-21 11:59

Oh My Opencode Specialised Agents Deep Dive and Model Guide

The biggest capability jump in OpenCode comes from specialised agents: deliberate separation of orchestration, planning, execution, and research. Oh My Opencode packages that idea into a batteries-included harness where Sisyphus coordinates a full "virtual team" of agents with different permissions, prompts, and model preferences. This is the deep dive into agents and model routing. If you are e...

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17m read

DEV Community • 2026-03-21 11:59

Oh My Opencode QuickStart for OpenCode: Install, Configure, Run

Oh My Opencode turns OpenCode into a multi-agent coding harness: an orchestrator delegates work to specialist agents that run in parallel. The shortest mental model you need: install the plugin, then use the keyword ultrawork (or ulw) when you need full-power multi-agent execution. This quickstart covers installation and day-one configuration. Once you are up and running: Specialised agents d...

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11m read

DEV Community • 2026-03-21 11:58

Best LLMs for OpenCode - Tested Locally

I have tested how OpenCode works with several locally hosted on Ollama LLMs, and for comparison added some Free models from OpenCode Zen. OpenCode is one of the most promising tools in the AI developer tools ecosystem right now. TL;DR - OpenCode Best LLMs Clear winner for local: Qwen 3.5 27b Q3_XXS on llama.cpp The 27b at IQ3_XXS quantization delivered a complete, working G...

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10m read

DEV Community • 2026-03-21 11:57

2 Platforms, 3 Commands: Claude Code Channels Setup Guide

Claude Code Channels is an MCP server that pushes events from external messaging platforms into a running Claude Code session — unlike traditional MCP tools that wait to be called, a channel delivers messages the moment they arrive. Three commands. That's all it takes to wire your phone to a live Claude Code session. I know because I read the official documentation end to end, set it up on both T...

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9m read

DEV Community • 2026-03-21 11:54

I Taught My Coding Agent to Remember Mistakes

I Taught My Coding Agent to Remember Mistakes “Why does it keep giving me the same answer?” I asked myself this after my AI coding assistant explained a simple loop error to me for the third time — exactly the same way, as if nothing had happened before. It didn’t matter that I had already made that mistake multiple times. The system had no memory of it. That’s when I realized: the problem wasn...

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3m read

DEV Community • 2026-03-21 11:51

Distributed Tracing in ML Pipelines: From Preprocessing to Inference

How OpenTelemetry exposes the bottlenecks your metrics will never see Samuel Desseaux · Erythix 1. The Lie of the Green Dashboard It is 2 PM on a Tuesday. Your team receives a user report: predictions have been slow since this morning. You open Grafana. CPU at 38%, GPU at 72%, HTTP error rate at 0.2%, p99 latency at 1.4s. Nothing breaches a configured threshold. You tell ...

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15m read

PM Modi speaks with Iranian president Masoud Pezeshkian on Eid, Nowruz: 'Condemned attacks on critical infrastructure in the region'

newest submissions : multi • 2026-03-21 11:51

PM Modi speaks with Iranian president Masoud Pezeshkian on Eid, Nowruz: 'Condemned attacks on critical infrastructure in the region'

submitted by /u/Wanderer_In_Disguise to r/worldnews [link] [comments]

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1m read

DEV Community • 2026-03-21 11:49

5 Psychological Traps That Lose Traders Money (And How to Escape Them)

You understand support and resistance. You know risk/reward ratios. And you are still losing money. Here is what most trading content gets wrong: the strategy is not the problem. Your psychology is. Trap #1: FOMO — Fear of Missing Out A coin pumps 30%. You missed the entry. Now you buy at the top — and it reverses. The escape: Write before every session: "I only enter trades that mee...

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2m read

I Rebuilt My Developer Portfolio with Nuxt 4 + Strapi and Made It Open Source

DEV Community • 2026-03-21 11:46

I Rebuilt My Developer Portfolio with Nuxt 4 + Strapi and Made It Open Source

If you've been putting off rebuilding your portfolio because it feels like a weekend project that always gets pushed to the following month, I understand. Mine sat on Vue 2 and CosmicJS for years. It still worked, but it carried the kind of technical debt that makes you hesitate every time someone asks for the repository. This is the story of how I finally rebuilt it from scratch, why I made cert...

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7m read

Bezos Seeks $100 Billion to Use AI in Manufacturing, WSJ Says

newest submissions : multi • 2026-03-21 11:43

Bezos Seeks $100 Billion to Use AI in Manufacturing, WSJ Says

submitted by /u/ZealousidealHead5488 to r/worldnews [link] [comments]

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1m read

newest submissions : multi • 2026-03-21 11:42

Denmark planned to blow up Greenland runways if US invaded, reports say

submitted by /u/Vivid-Acanthaceae129 to r/news [link] [comments]

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1m read

newest submissions : multi • 2026-03-21 11:40

10 tried-and-true methods to stay off your phone

submitted by /u/guanaco55 to r/technology [link] [comments]

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1m read

Experienced Devs • 2026-03-21 11:38

Got a 90-min take-home assignment to build an "automated API endpoint tester". Theres a zip file that I have to open and actually start the assignment it has the prompt on what it contain and as soon as I download a 90min timer starts.(AI coding agents like cursor or claude code is allowed)

They gave me a ZIP file with a project, and I need to build an automated API endpoint tester using any AI coding agent. What's usually inside these ZIPs, prompt, a sample Express/FastAPI app with endpoints? Do they expect me to write an agent that auto-generates test cases using an LLM, or just a script that runs predefined tests? submitted by /u/sailorsams [link] [comments]

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1m read