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 2 of 23
This is a very broad category within my articles which encompasses any aspect of web development, from initial design and architecture to coding, testing, and deployment.
Below you will find a subset of articles from my blog specifically about Development. This is an area I have worked with for many years, and it has been a regular subject in my writing. There are four hundred eleven articles collected together for you below.
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. This article explains the backtracking method and provides a step‑by‑step code solution. Ideal for web developers.
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
How to solve Kth Smallest Element in a BST by leaning on in‑order traversal instead of extra sorting the tree already makes unnecessary in interviews.
Using RxJS for State Management in Angular. Using RxJS for State Management in Angular
RxJS offers a powerful, reactive approach to managing state in Angular apps. Here, I clearly explain practical patterns and show how to use them effectively.
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.
Memoization in JavaScript: Optimising Function Calls. Memoization in JavaScript: Optimising Function Calls
Memoization helps JavaScript functions run faster by caching previous results. Here's a clear guide on how and when to use memoization 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.