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NTNhật Trườngblog.nh4ttruong.meMay 25 · 6 min read

Day 1, Fresh MacBook, 2 Hours Lost - So I Built The MacSetup

Day 1 Day one at the new gig. I'm a DevOps engineer, which means I spend most of my professional life automating away other people's toil. So it was genuinely humbling when IT handed me a fresh M2 Mac

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AKAshaaf Khanashaaf.hashnode.devMay 10 · 4 min read

Setting Up Your First Node.js Application: A Step-by-Step Guide

JavaScript used to be the "browser language" - relegated to making buttons glow or creating pop-up alerts. Those days are long gone. With Node.js, you can run JavaScript directly on your computer or s

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MSMohd Sameermohd-sameer.hashnode.devMay 9 · 3 min read

Setting Up Your First Node.js Application Step-by-Step

If you’re looking to dive into the world of backend development, Node.js is your starting line. Unlike traditional JavaScript that runs in your browser to make buttons wiggle, Node.js allows JavaScrip

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JBJordan Bourbonnaisclawpulse.hashnode.devMay 3 · 4 min read

A Practical Guide to Setting Up Your Agentic AI Playground: From Sandbox to Autonomous Workflow

What you'll learn: How to architect a safe, isolated environment for testing agentic AI systems before production deployment The essential components needed to monitor agent behavior and catch failures early Best practices for structuring your playg...

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PPromisepromise-security.hashnode.devMay 1 · 3 min read

How i Built My Own HomeLab

My home lab is built to look and feel like a small enterprise network, but running on consumer hardware. pfSense acts as the central firewall/router, sitting between my internet connection and a segme

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PKPRINCE KUMARprincekumar-engineer.hashnode.devApr 29 · 4 min read

Setting Up Your First Node.js Application Step-by-Step

Introduction: Imagine you walk into a restaurant and place an order. Instead of waiting idle at the counter, you sit down, and the system processes your request in the background while handling other

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SRSaurabh Ravtesaurabh-ravte.hashnode.devApr 23 · 3 min read

Creating Routes and Handling Requests with Express

What is Express.js? Express is a minimal web framework for Node.js. It sits on top of Node's built-in http module and gives you a cleaner way to define routes, handle requests and send responses witho

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JBJordan Bourbonnaisclawpulse.hashnode.devApr 22 · 3 min read

A Practical Guide to Setting Up AI Agent Alerts for Real-Time Monitoring

What you'll learn Why intelligent alert thresholds matter more than basic notifications for AI agents How to design a multi-layer alerting strategy that reduces false positives Step-by-step configuration of custom alert rules tailored to agent behav...

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SSrinathblog.vsrinath.devApr 7 · 2 min read

Fedora 43 for Rails: Quickstart to a Rails‑Ready Dev Machine

This short guide helps you get a Fedora 43 workstation ready for Rails development. It covers updating your system, enabling repositories needed by AppImages and other third‑party software, and instal

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SGSuraj Gawadesurajdotdev.hashnode.devApr 4 · 3 min read

Map and Set in JavaScript (Simple Guide for Beginners)

In JavaScript, we often use objects and arrays to store data. But sometimes they have limitations. To solve these problems, JavaScript introduced two new data structures: Map and Set. Let’s understand

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#setup

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Trending tags this week

Day 1, Fresh MacBook, 2 Hours Lost - So I Built The MacSetup

Setting Up Your First Node.js Application: A Step-by-Step Guide

Setting Up Your First Node.js Application Step-by-Step

A Practical Guide to Setting Up Your Agentic AI Playground: From Sandbox to Autonomous Workflow

How i Built My Own HomeLab

Setting Up Your First Node.js Application Step-by-Step

Creating Routes and Handling Requests with Express

A Practical Guide to Setting Up AI Agent Alerts for Real-Time Monitoring

Fedora 43 for Rails: Quickstart to a Rails‑Ready Dev Machine

Map and Set in JavaScript (Simple Guide for Beginners)