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Lab Information The Nautilus DevOps team is automating IAM user creation using Terraform for better identity management. Create an AWS IAM user with the follow...

Problem Description Write a function that finds all unique pairs of numbers in a list that add up to a given target sum. The function should return a list of t...

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Disclaimer: I genuinely appreciate every new follower and every positive interaction on my posts. I'm also neurodivergent, which means I sometimes default to “f...

Introduction If you’ve ever wanted to connect sensors, APIs, dashboards, and online services without writing a full backend from scratch, Node‑RED is one of th...

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Introduction Everywhere you look, the message is clear: AI is revolutionizing software development. Tools like GitHub Copilot and more autonomous “agentic” AI...

From “What’s an MCP Server?” to “I Built One” Eight months ago I could barely tell you what an MCP server was. I’d seen the term Model Context Protocol floatin...

Read more about 𝗪𝗵𝘆 𝗘𝘃𝗲𝗿𝘆 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 𝗦𝗵𝗼𝘂𝗹...

Hello developers and gamers! 👋 I've been playing a lot of Marvel Rivals lately. It's an incredible hero shooter, but as a competitive player and a dev, I felt...

This submission was created for the New Year, New You Portfolio Challenge presented by Google AI. I’m Jerson Sabellano, a software engineer focused on building...

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Benchmarking In‑Memory Caching for DynamoDB Reads In many backend systems, user data is fetched on almost every request. A common assumption is that adding an...

Why your function result is None — and how to fix it. Timothy beamed as he looked at his screen. He had just finished refactoring his pricing script into neat,...

Intro Understanding types is one of the most important basics in C. Every type, no matter what, is ultimately connected to a “big boss” type called System.Obje...

What Actually Works in Early‑Stage Developer Ecosystems Leading Developer Relations at Midnight has meant building an ecosystem from scratch, before launch, wh...

Introduction This portfolio was created for the New Year, New You Portfolio Challenge presented by Google AI. I’m Ntombizakhona Mabaso, a Cloud Engineer and We...

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How CPUs Implement Loops and Conditions Even though a CPU only performs arithmetic on numbers, it can still execute loops and conditional branches thanks to sp...

Memory leaks in Node.js applications can be elusive, especially when lacking proper documentation or prior insights. As a DevOps specialist, tackling this chall...

We’re excited to share something we’ve been working on for a while—a simple, lightweight Kafka UI and observability tool called KafkaKeeper. It makes it easier...

'Originally published at Perl Weekly 758

1. Introduction Data modelling is one of the most important skills when working with Power BI. Even if your data is correct, poor data modelling can lead to sl...

Polymorphic JSON Deserialization in .NET JSON handling is often the bread‑and‑butter of an application, as data transits in and out of our project. Unfortunate...

This submission for the New Year, New You Portfolio Challenge showcases a modular, low‑maintenance developer portfolio built by treating the GitHub Web UI as a...

What are Operators in Java? Operators are symbols used to perform operations on variables and values. Types of Operators in Java - Arithmetic Operators - Assig...

Problem Overview The “All Paths From Source to Target” problem asks you to find every possible path from a starting node to a destination node in a directed gr...

Introduction I never used PyTorch or TensorFlow. My ML background was NumPy and scikit‑learn: I could train models, tune parameters, and get reasonable results...

Overview I recently built a simple backend application using qwen3-235b-a22b model version 2507. The application consists of 10 API functions and 37 DTO schema...

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Introduction Data Modelling in Power BI Fact Table Dimension Table Relationships in Power BI Types of Relationships - One-to-Many 1: – One record in a dimensio...

The Challenge Geo-blocked features rely on location‑based detection, often using IP geolocation or GPS data. In a distributed testing environment, it’s crucial...

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Introduction Power BI is a powerful business intelligence tool used to analyze data. Data modelling is the process of structuring data into tables and defining...

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Introduction Developers are searching for the best way to get working code from large language models LLMs. To avoid falling into the “vibecoding” trap, many a...

'👋 Let’s Connect! Follow me on GitHubhttps://github.com/austinwdigital for new projects and tips.

Overview I built an Attendance Management System to simplify and automate attendance tracking using modern web technologies. Tech Stack - React.js - Node.js -...

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Understanding the Challenge Performing load testing at a massive scale introduces vulnerabilities. Overloading servers can be mistaken for an attack, triggerin...

Slow Feedback Loops Running too many checks too early increases pipeline time. CI should be fast first, deep later. No Ownership When a pipeline fails and no o...

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AI tools in software development are marketed as pure upside: faster coding, higher productivity, lower effort, smaller teams. All of that is partially true. Bu...

Problem Need to tunnel multiple local services, but the free tier of Ngrok only provides a single tunnel. Solution A self‑hosted tunnel written in ~200 lines o...

I Got Tired of DeepSite Don’t get me wrong, it’s a fun tool. Type a prompt, get a website. But every time I used it I kept running into the same problems: - Yo...

What Is Vibe Coding? Vibe coding is when you: - Copy code you don’t understand - Rely on AI or Stack Overflow as a crutch, not a tool - Skip reading documentat...

Inspiration We’ve all faced household‑repairing issues without knowing where to start. A woman living alone in an apartment, or a college freshman who just lear...