Pages Router to App Router Migration Risk Checklist
A Pages Router to App Router migration checklist for Next.js teams, covering routing, data fetching, caching, metadata, server components, and rollout.
Articles
Development, page 4 of 26
Development is the broadest category in my writing, so it works as the main archive rather than a narrow subject label. It brings together implementation notes and technical decisions, with delivery lessons from across the rest of the site.
Pages Router to App Router Migration Risk Checklist. 
Core Web Vitals Got Worse After a Redesign. Core Web Vitals Got Worse After a Redesign
How to isolate Core Web Vitals regressions after a redesign, covering LCP, INP, CLS, templates, scripts, images, fonts, data, and release evidence.
Solving the LeetCode N‑Queens Problem. Solving the LeetCode N‑Queens Problem
Solve the N‑Queens problem with TypeScript backtracking, including the decision tree, constraints, complexity, and test cases.
The AI Layoff Trap: When Local Efficiency Becomes Systemic Fragility. The AI Layoff Trap: When Local Efficiency Becomes Systemic Fragility
AI automation improves productivity, but unmanaged labour displacement risks weaker demand, brittle organisations, concentrated gains, and a race to the bottom.
When Production Data Breaks a Next.js Site. When Production Data Breaks a Next.js Site
Why production data breaks Next.js sites, including CMS fields, slugs, images, relations, dates, rich text, generated routes, and validation gaps.
Using Angular Signals for Performance Optimisation. Using Angular Signals for Performance Optimisation
Use Angular signals for performance optimisation with derived state, computed values, OnPush, effects, RxJS interop, and measuring whether work improved.
Responsible AI Needs an Owner. Responsible AI Needs an Owner
Responsible AI becomes real only when decision ownership, data handling, audit trails, exceptions, procurement, and support are assigned to people.
NextAuth Works Locally but Fails in Production. NextAuth Works Locally but Fails in Production
How to debug NextAuth when it works locally but fails in production, covering callback URLs, cookies, secrets, middleware, providers, and Vercel.
LeetCode: The 'Kth Smallest Element in a BST' Problem. LeetCode: The 'Kth Smallest Element in a BST' Problem
Solve Kth Smallest Element in a BST with in‑order traversal, showing why the tree's ordering removes the need for a separate sorting step in interviews.
Using RxJS for State Management in Angular. Using RxJS for State Management in Angular
Manage Angular state with RxJS Subjects and derived streams, including
combineLatesttiming,AsyncPipecleanup, local UI state and when signals fit better.
Why Next.js Builds Time Out on Vercel. Why Next.js Builds Time Out on Vercel
Debug Next.js build timeouts on Vercel by checking route generation, CMS data fan‑out, memory pressure, image work, caching, logs, and platform limits.
React Developer vs. Next.js Developer: What Actually Changes in Production. React Developer vs. Next.js Developer: What Actually Changes in Production
React developer vs. Next.js developer explained through production concerns: rendering, routing, caching, SEO, deployment, CMS data, and debugging.
Backtracking Decision Trees: Solving 'Combination Sum'. Backtracking Decision Trees: Solving 'Combination Sum'
Solve Combination Sum with backtracking in TypeScript, using a growing path, remaining total, sorted pruning, reuse rules, and common mistakes too.
Next.js Site Broke After Deploy: A Production Triage Checklist. Next.js Site Broke After Deploy: A Production Triage Checklist
A Next.js production triage checklist for broken deploys, covering rollback decisions, logs, environment drift, routes, auth, CMS data, and cache.
Solving the 'Jump Game' Problem with Greedy Algorithms. Solving the 'Jump Game' Problem with Greedy Algorithms
A clear walkthrough of LeetCode Jump Game using a greedy algorithm, including why the farthest‑reach approach works and where slower ideas get stuck.
Memoisation in JavaScript: Optimising Function Calls. Memoisation in JavaScript: Optimising Function Calls
Memoisation helps JavaScript functions run faster by caching previous results. Here's a clear guide on how and when to use memoisation effectively.
Next.js Proxy Replaces Middleware: What Changes in Practice. Next.js Proxy Replaces Middleware: What Changes in Practice
Next.js Proxy replaces Middleware in v16. See what changed, how to migrate to proxy.ts, and when request‑time interception still belongs in production.
CMS Content Not Updating in Next.js. CMS Content Not Updating in Next.js
A production runbook for stale CMS content in Next.js, covering webhooks, route dependencies, ISR, cache boundaries, preview, and editor trust.