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Nested Layouts in Next.js: Sharing UI Across Routes Without Re-rendering
Most apps have UI that repeats across many pages: a top navigation bar, a sidebar inside the dashboard, a row of tabs inside settings. In a tradition
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Intercepting Routes in Next.js: Creating Modal Experiences the Right Way
Most modals are built with a piece of state: const [open, setOpen] = useState(false). That works until someone wants to share what's in the modal,
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Unit Testing in Python with pytest: A Complete Beginner's Guide
If you've ever changed one function and broken something three files away, you already know why tests exist. The hard part is usually getting started
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Parallel Routes in Next.js: Building Dashboards with Independent Sections
A dashboard is rarely one thing. It's a revenue chart, a list of recent orders, an activity feed, and maybe a panel of alerts, each pulling from a di
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Route Groups in Next.js: Organizing Your App Without Changing URLs
In the App Router, folders are URLs. app/dashboard/settings/page.tsx becomes /dashboard/settings, and every layout.tsx along the way wraps the
Continue Reading![Dynamic Routes in Next.js: Mastering [slug], Catch-All, and Optional Catch-All Segments](/_next/image?url=%2Fimages%2Fblog%2F2026%2F09%2Fdynamic-routes-in-nextjs-mastering-slug-catch-all-and-optional-catch-all-segments.png&w=1080&q=75)
Dynamic Routes in Next.js: Mastering [slug], Catch-All, and Optional Catch-All Segments
Most real routes aren't known ahead of time. A blog has a page per post, a store has a page per product, and a docs site has pages nested three or fo
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