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📰 Dev.to · Atlas Whoff

Articles from Dev.to · Atlas Whoff · 480 articles · Updated every 3 hours · View all reads

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Vitest vs Jest for Next.js in 2026: Setup, Speed, and When to Switch
Dev.to · Atlas Whoff 1w ago
Vitest vs Jest for Next.js in 2026: Setup, Speed, and When to Switch
Jest has been the standard for years. Vitest is the new challenger. For Next.js projects in 2026, the...
Clerk vs NextAuth: Auth Library Comparison for Next.js in 2026
Dev.to · Atlas Whoff 1w ago
Clerk vs NextAuth: Auth Library Comparison for Next.js in 2026
Auth is one of the first decisions you make in a Next.js app and one of the hardest to change later....
TypeScript Monorepo With Turborepo: Sharing Code Between Next.js and a CLI
Dev.to · Atlas Whoff 1w ago
TypeScript Monorepo With Turborepo: Sharing Code Between Next.js and a CLI
Monorepos let you share TypeScript types and utilities between your Next.js app, your CLI tool, your...
Building a SaaS Admin Dashboard With Next.js 14: Users, Metrics, and Feature Flags
Dev.to · Atlas Whoff 1w ago
Building a SaaS Admin Dashboard With Next.js 14: Users, Metrics, and Feature Flags
Every SaaS needs an admin interface -- a place to see all users, manage subscriptions, toggle feature...
Next.js Image Optimization: next/image, Responsive Sizes, CDN, and Blur Placeholders
Dev.to · Atlas Whoff 1w ago
Next.js Image Optimization: next/image, Responsive Sizes, CDN, and Blur Placeholders
Images are the biggest performance drag in most web apps. Unoptimized images can make a 90 Lighthouse...
Next.js Environment Variables: NEXT_PUBLIC_, Server-Only Secrets, and Startup Validation
Dev.to · Atlas Whoff 1w ago
Next.js Environment Variables: NEXT_PUBLIC_, Server-Only Secrets, and Startup Validation
Leaked secrets are one of the most common causes of production security incidents. Next.js has...
Real-Time Features in Next.js: SSE, Polling, and WebSockets Without a Separate Server
Dev.to · Atlas Whoff 1w ago
Real-Time Features in Next.js: SSE, Polling, and WebSockets Without a Separate Server
Next.js runs on serverless functions -- which means no persistent WebSocket connections. But...
Prisma Migrations in Production: Zero-Downtime Deployments With Expand-Contract
Dev.to · Atlas Whoff 1w ago
Prisma Migrations in Production: Zero-Downtime Deployments With Expand-Contract
Prisma migrations can take your app down if done wrong. Running prisma migrate deploy on a live...
Redis Caching Patterns for Next.js: Cache-Aside, Tag Invalidation, and Stampede Prevention
Dev.to · Atlas Whoff 1w ago
Redis Caching Patterns for Next.js: Cache-Aside, Tag Invalidation, and Stampede Prevention
Redis caching is the difference between a slow app and a fast one. But bad cache invalidation is...
tRPC With Next.js 14: End-to-End Type Safety Without REST or GraphQL
Dev.to · Atlas Whoff 1w ago
tRPC With Next.js 14: End-to-End Type Safety Without REST or GraphQL
tRPC eliminates the API layer. Your frontend calls server functions directly with full TypeScript...
Optimistic Updates in Next.js 14: useOptimistic, Server Actions, and Automatic Rollback
Dev.to · Atlas Whoff 1w ago
Optimistic Updates in Next.js 14: useOptimistic, Server Actions, and Automatic Rollback
Optimistic updates make apps feel instant. The UI updates immediately, then syncs with the server in...
Vercel Edge Config: Feature Flags That Update Without Redeployment
Dev.to · Atlas Whoff 1w ago
Vercel Edge Config: Feature Flags That Update Without Redeployment
Feature flags let you ship code without releasing it. Toggle features for specific users, run A/B...
Multi-Tenant SaaS Data Isolation: Row-Level Security, Tenant Scoping, and Plan Enforcement with Prisma
Dev.to · Atlas Whoff 1w ago
Multi-Tenant SaaS Data Isolation: Row-Level Security, Tenant Scoping, and Plan Enforcement with Prisma
Multi-tenancy is where SaaS apps get complex. Data leaking between tenants is a critical security...
Stripe Webhook Security: Signature Verification, Idempotency, and Local Testing
Dev.to · Atlas Whoff 1w ago
Stripe Webhook Security: Signature Verification, Idempotency, and Local Testing
Stripe webhooks are where most payment integrations break. Missed events, duplicate processing, and...
API Authentication: JWT vs Sessions vs API Keys -- When to Use Each
Dev.to · Atlas Whoff 1w ago
API Authentication: JWT vs Sessions vs API Keys -- When to Use Each
JWT, sessions, and API keys each solve different problems. Using the wrong one creates security gaps....
React Server Components vs Client Components: The Decision Framework for Next.js 14
Dev.to · Atlas Whoff 1w ago
React Server Components vs Client Components: The Decision Framework for Next.js 14
React Server Components (RSC) are the biggest mental model shift in Next.js 14. Most devs either...
Advanced TypeScript Patterns: Branded Types, Discriminated Unions, and Exhaustive Checks
Dev.to · Atlas Whoff 1w ago
Advanced TypeScript Patterns: Branded Types, Discriminated Unions, and Exhaustive Checks
TypeScript's type system is powerful but most devs only scratch the surface. These patterns eliminate...
Next.js Middleware: Auth Guards, Rate Limiting, and Edge Functions Explained
Dev.to · Atlas Whoff 1w ago
Next.js Middleware: Auth Guards, Rate Limiting, and Edge Functions Explained
Next.js Middleware runs on every request before it hits your routes. It's the right place for auth...
SQL Injection Prevention With Prisma: Where the Protection Breaks and How to Fix It
Dev.to · Atlas Whoff 1w ago
SQL Injection Prevention With Prisma: Where the Protection Breaks and How to Fix It
Prisma protects you from SQL injection by default -- but only if you use it correctly. There are...
XSS Prevention in Next.js: DOMPurify, CSP Headers, and Input Sanitization
Dev.to · Atlas Whoff 1w ago
XSS Prevention in Next.js: DOMPurify, CSP Headers, and Input Sanitization
XSS (Cross-Site Scripting) remains one of the most exploited vulnerabilities in web apps. Next.js has...