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How to Build a Competitor Monitoring Pipeline in 30 Minutes

How to Build a Competitor Monitoring Pipeline in 30 Minutes Stop checking competitor prices manually. Here's the exact stack I use to monitor 50+ competitor URLs in real-time, without getting blocked. What We're Building

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Git Crash Course: From Absolute Beginner to Confident User

A complete, hands-on guide to version control that actually makes sense Before We Begin: Why Git Matters I'll never forget my first week as a junior developer. I'd been working on a feature for three days when my compute

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LLM API cost attribution playbook for production SaaS teams

TL;DR If your SaaS product calls multiple LLM providers, the invoice from OpenAI, Anthropic, Gemini, Bedrock, or OpenRouter is not enough. You need attribution at the feature, tenant, assistant, thread, model, and provid

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Why TanStack Query is overrated (and what to use instead)

⚠️ 【待 review】 Why TanStack Query is overrated (and what to use instead) I've been a TanStack Query user for two years. I wrote about it, recommended it to my team, and genuinely thought it was the final form of frontend

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Understanding Sets in Python

1Understanding Sets in Python: A Beginner's Guide Python provides several built-in data structures, and one of the most useful among them is the set. A set is an unordered collection of unique elements. It is commonly us

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Web Security: OWASP Top 10 for Developers (2026)

Web Security: OWASP Top 10 for Developers (2026) Security isn't a feature you add later — it's built into how you code. Here's what every developer needs to know about the OWASP Top 10. What is OWASP Top 10? OWASP = Open

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Linux Command Line: The Developer's Survival Guide (2026)

Linux Command Line: The Developer's Survival Guide (2026) The terminal is your superpower. These are the commands and patterns I use every single day as a developer. File System Navigation # === Essential navigation ===

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REST API Design: Building APIs Developers Love (2026)

REST API Design: Building APIs Developers Love (2026) A great API is a pleasure to use. A terrible one drives developers away. Here's how to design APIs that people actually want to work with. Core Principles 1. Consiste

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npm Scripts and package.json Mastery (2026)

npm Scripts and package.json Mastery (2026) Your package.json is more than a dependency list — it's your project's command center. Master npm scripts and supercharge your workflow. package.json Anatomy { "name" : "my-awe

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Web Security Basics Every Developer Must Know (2026)

Web Security Basics Every Developer Must Know (2026) Security isn't a feature you add later — it's built into every layer. Here's what every developer needs to know to keep their applications safe. The Threat Model Who a

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npm Scripts and package.json Mastery (2026)

npm Scripts and package.json Mastery (2026) Your package.json is more than a dependency list. It is a powerful automation tool. Here is how to master npm scripts. package.json Essentials { "name" : "my-awesome-project" ,

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REST API Design: Building APIs Developers Love (2026)

REST API Design: Building APIs Developers Love (2026) A great API is one developers enjoy using. Here is how to design APIs that are intuitive and consistent. URL Design Use nouns not verbs. Use plural nouns for collecti

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Why I built OpenWorkspace: AI agents that operate your apps

Every time I wanted to give my small team some internal tooling - a shared task tracker, a place for documents, a calendar, an assistant that actually knew our files - I ended up wiring together five SaaS subscriptions o

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Web Security: OWASP Top 10 and How to Fix Them (2026)

Web Security: OWASP Top 10 and How to Fix Them (2026) Security isn't a feature you add later — it's built into every layer. Here's how the top 10 vulnerabilities work and how to prevent them. #1 Broken Access Control //

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Web Security Basics: Every Developer Must Know (2026)

Web Security: OWASP Top 10 and How to Fix Them (2026) Security isn't a feature you add later — it's built into every layer. Here's how the top 10 vulnerabilities work and how to prevent them. #1 Broken Access Control //

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What barcode scanning taught me about AI food logging UX

I used to think the best AI food logging flow would be simple: Take a photo, let the model identify the meal, confirm it, done. That works surprisingly well for a lot of meals. But while building MetricSync, I learned th

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Modern AI Landscape - My Understanding

Lets start our discussion from 2010 . Timeperiod 2010 - 2020 we have predictive AI models such as Recommendation systems , customer segmentation etc .. From 2020 the when the generative models were introduced to the worl

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