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How to use the Network tab in Chrome DevTools: open DevTools, reload the page, filter to Fetch/XHR, then click a request to read its Headers, Payload and Response. A status in the 400s or 500s tells you which request failed.

Best app deployment platforms in 2026: the right one depends on what you ship. Here is the short list by use case, with the free-tier changes that make older lists out of date. THE SHORT LIST Frontend apps: Vercel or Netlify. Every Git push gets its own preview link. Full-stack apps and APIs: Render or Railway, with databases next to your app. Mobile backend: Firebase, with auth, real-time data and hosting. Already on AWS or Google Cloud: AWS Amplify or Google Cloud Run. Static sites: GitHub Pages and Cloudflare Pages host them for free.

SwiftUI PhotosPicker tutorial: how to let people choose a photo in SwiftUI with PhotosPicker from PhotosUI, load it with loadTransferable(type:), and handle and log the errors when loading fails. PhotosPicker opens the system photo picker. People choose a photo, and your app gets only the items they pick. This Short shows the whole flow in a real iPhone app in the iOS Simulator, with the exact code.

SwiftUI DatePicker and ColorPicker tutorial: how to pick dates and colors in SwiftUI, choose a DatePicker style (compact, graphical or wheel), show only the date or only the time with displayedComponents, and hide opacity with supportsOpacity. Both are system pickers that bind to a state property: DatePicker to a Date, ColorPicker to a Color. This Short shows each one in a real iPhone app in the iOS Simulator, with the exact code.

How to install Claude Code on Windows using the official PowerShell installer, step by step. Claude Code is Anthropic’s AI coding assistant for the terminal. This tutorial shows how to find the official instructions, run the PowerShell installer, handle the PATH setup note, launch Claude Code and sign in. WHAT YOU NEED You do not need to run PowerShell as Administrator. INSTALLATION STEPS Search “Claude Code terminal” and open the official result from code.claude.com. Find the Windows PowerShell installation command and copy it.

How to install Claude Code on Mac in under one minute using the official native installer. Claude Code is Anthropic’s AI coding assistant for Terminal. This tutorial follows the official setup process step by step: find the installer, open Terminal, complete the installation, verify the version and sign in.

No crash doesn't mean no bug. Bugfender helps you investigate issues on real devices, even when the app doesn't crash. 4 bugs that quietly break your app without crashing it, and how to find each one. No crash report, no error popup, just users who can't do what they came to do. Each example follows the same beginner-friendly method: what the user sees, the evidence to check, and what to try next.