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How to Build Claude Code Skills (Custom Slash Commands) That Actually Work

Claude Code skills are reusable slash commands that give Claude specific instructions for a task. Instead of prompting from scratch every time, you type /aut...

How to Build Claude Code Skills (Custom Slash Commands) That Actually Work

Claude Code skills are reusable slash commands that give Claude specific instructions for a task. Instead of prompting from scratch every time, you type /aut...

Webhook Security in Next.js: Signatures, Idempotency, and Avoiding Common Mistakes

Webhooks are one of the most common attack surfaces in developer applications. They receive unauthenticated POST requests from the internet, execute code bas...

Prompt Injection Attacks Explained: How They Work and How to Defend Against Them

Prompt injection is the SQL injection of the AI era. It is already being used in the wild against Claude, GPT-4, and every other LLM in production. Here's wh...

The Real Cost of Building a SaaS in 2026: AI Builders vs. Dev Shops vs. Traditional No-Code

A Data-Driven Industry Report | Updated Q2 2026 TL;DR: Building a SaaS MVP in 2026 costs anywhere from $4 to $75,000+ depending on your chosen path. This rep...

n8n for Developers: The Complete Getting Started Guide

Most developers who discover n8n say the same thing: "I can't believe I was using Zapier for this." n8n is an open-source workflow automation tool that runs ...

Claude API in Production: The Complete Developer Guide (2026)

The Claude API is genuinely different from OpenAI's API in ways that matter for production applications. Having shipped products on both, here's the practica...

I stopped using Claude for 80% of my coding tasks. Here's what I use instead.

Stop Using "Senior" AI for Junior Tasks: How I Cut Token Costs by 85% Here’s a take most developers get wrong: The best AI tool isn't the most powerful one. ...

Building an AI SaaS in a Weekend: Auth, Billing, and Usage Tracking

The first version of every AI SaaS product looks the same: a chat box, a submit button, and a direct API call. No auth. No billing. No usage tracking. Just v...

Will enter their homes and kill: Abhishek Banerjee responds to Pak's Kolkata threat  India TodayMamata chides Modi for silence over Pakistan Minist...

7 Security Patterns Every MCP Server Developer Should Follow

The MCP ecosystem is growing fast. New servers ship every week. Most of them have the same security mistakes. If you're building an MCP server -- or evaluati...

The Product Hunt Launch Playbook That Actually Works (With a Real Example)

Product Hunt launches are a one-shot deal. You get one launch per product. Done right, you get 500-2000 visitors in 24 hours. Done wrong, you get 50 upvotes ...

Token-Based Rate Limiting for AI APIs in Next.js (Production Guide)

If you're building with Claude, GPT-4o, or any other LLM API, you need rate limiting. Without it, one viral moment -- or one buggy loop -- can burn through y...

A New Yorker investigation accuses OpenAI CEO Sam Altman of systematic deception, drawing direct comparisons to Sam Bankman-Fried (SBF) and Bernie Madoff fro...

CI/CD for Licensed Software You Don't Host

We are three weeks away from shipping NavEngine v4, an echo from the previous piece on Business Driven development. I say "shipping" loosely. There is no dep...

Claude Code vs Cursor vs GitHub Copilot: Which AI Coding Tool Is Actually Worth It in 2026?

I've used all three seriously for production work. Here's an honest breakdown — not a feature matrix, but what actually matters when you're shipping code. Th...

How to Audit an MCP Server in 60 Seconds (Automated Script)

Before you install any MCP server into your Claude or Cursor environment, run this script. It checks the 8 most common vulnerabilities in under a minute. Why...

Python Decorators - The Three-Layer Pattern

You've probably used decorators before, @login_required, @cache, @app.route("/"). They feel like magic: one line above a function and its behavior changes en...

How Nvidia won the AI war

A sysadmin's retrospective on three decades of GPU computing — from texture-memory hacks to CUDA monoculture, from demoscene dreams to enterprise myopia. (Di...

Astronauts set distance record, revealing the Moon as a place to be explored

"Humans have probably not evolved to see what we’re seeing. It is truly hard to describe. It is amazing."

Manchester United legend waxes lyrical over Barcelona superstar - 'Made me love football again'  Barca UniversalVinicius Junior backs Lamine Yamal ...

6 Engineering Patterns That Cut Meetings, Fix Code Reviews, and Keep Senior Developers Shipping

Teams got smaller. Meetings didn’t. PR queues got worse. Here are 6 patterns you can drop into your codebase and workflow to actually ship again. 1. Replace ...

The 10 Most Common MCP Server Vulnerabilities (With Code Examples)

The 10 Most Common MCP Server Vulnerabilities (With Code Examples) After auditing dozens of open-source MCP servers, I've identified the vulnerabilities that...

MCP Server Security Checklist: 23 Things to Audit Before You Install

Every MCP server you install runs inside your Claude or Cursor session with access to your filesystem, environment variables, and network. Most developers in...

Why India produces 1.5 million engineers but most aren't job-ready

Every year, India produces approximately 1.5 million engineering graduates — more than the United States and China combined. Yet a staggering 80% of these gr...

'This is really big stuff.' Trump hails NASA Artemis 2 astronauts after historic moon flyby feat

President Donald Trump on Monday night (April 6) hailed the courage and grit of NASA's Artemis 2 astronauts after their historic flyby around the moon.

Apple's foldable iPhone faces engineering snags, potential shipment delays, Nikkei Asia reports  ReutersiPhone Fold just hit major milestone that’s...

Why We Chose a Custom Laravel eCommerce Build Over Shopify (And What It Actually Cost Us)

We didn't start with Laravel. While the majority of teams launch using Shopify, it’s a fast way to get up and running with payment processing; we hit $100K i...

How I built 50+ Korean tax calculators with Next.js SSG

The Problem Calculating Korean taxes is painful. Severance pay, 4 major insurances (National Pension, Health, Employment, Industrial Accident), income tax br...

The MCP Server Testing Guide: How to Test Before You Ship

The MCP Server Testing Guide: How to Test Before You Ship Most MCP server tutorials skip testing entirely. That's fine for demos — not for anything you're go...

Working with Data in C#: Arrays

Originally published at https://allcoderthings.com/en/article/csharp-arrays In C#, arrays are used to store multiple values of the same type consecutively in...