DevOps
Parallelize Playwright Tests: 5 Ways to Speed Up CI/CD (2024)
Stuck with hour‑long UI pipelines? Parallelize Playwright tests across browsers to cut build times from over an hour to under ten minutes, speeding development.
// author
Nilesh Raut
’m Nilesh, a Software Development Engineer with 2+ years of experience, specializing in Go, JavaScript, Python, Docker, Kubernetes, Git, Jenkins, microservices, and system design (LLD/HLD), backed by a strong foundation in data structures and algorithms. Alongside my engineering journey, I bring 4+ years of hands-on experience in SEO, where I’ve worked extensively on content strategy, keyword research, technical SEO, and organic growth, helping products and businesses scale efficiently by aligning solid technology with search-driven performance.
335 articles
Node Js
Soft Deletes with Prisma: 5 Practices for Node.js (2024)
Facing phantom rows after a delete? Soft deletes with Prisma let you keep data searchable while preserving audit trails, cutting bugs and compliance risks.
AI
Build RAG Locally 2026: 5 Ways to Cut Costs & Boost Privacy
Tired of pricey API fees and data leaks? Build RAG locally with Ollama, SentenceTransformers, and ChromaDB to cut costs over 80% while keeping all…
DevOps
Playwright Authentication: 5 Ways to Manage State (2025)
Stale Playwright authentication state wrecks CI with 401 errors. A reusable storageState script cuts login time by 35% and keeps your test suites stable.
Node Js
Prisma Transactions in Node.js: 5 Tips (Production Guide)
Midnight deploys can deadlock your orders table. Using Prisma transactions guarantees ACID safety, eliminates partial writes, and slashes retry pain.
How To
Page Object Model in Playwright: 5 Practical Steps (2024)
Flaky login tests come from duplicated selectors. Page Object Model in Playwright with TypeScript consolidates locators, cuts maintenance, and steadies your CI.
Backend Dev
Repository Pattern with Prisma: 5 Tips for Clean Backend
Scattered prisma.xxx calls are breaking Node.js services. The Repository Pattern with Prisma isolates data logic, boosts testability, and keeps backend stable.
Software Engineering
Playwright Target Closed Error: 5 Fixes (2025)
Flaky CI tests crash with “Target page, context or browser has been closed”. Fix the Playwright Target Closed error with reliable async handling and…
Docker
Prisma Engine Not Connected: 5 Fixes (Docker Guide)
Your containers die with the dreaded “engine not connected” error. Learn why Prisma engine not connected fails in Docker and apply a fix to…
Frontend
Playwright vs Cypress: 5 Selenium Alternatives for React
A flaky React component ruined a checkout, costing $12k. Discover how Playwright vs Cypress can eliminate those bugs with faster, more reliable testing.
Node Js
Prisma vs Sequelize vs TypeORM: 2025 Performance Benchmarks
Your API latency can explode with the wrong ORM. Prisma vs Sequelize vs TypeORM reveals which delivers speed, stability, and type‑safe code for Node.js…
AI
AI Agent Project Ideas: 50 Ways to Earn Money (2026)
Your AI agents are burning cash fast. Discover 50 AI agent project ideas that turn costly bots into profitable SaaS, API or consulting products.
How To
Playwright Test Flakiness: 5 Ways to Auto‑Retry & Stabilize
Flaky CI builds can stall releases, but mastering Playwright test flakiness lets you auto‑retry fragile steps and keep pipelines green every run.
Express JS
Connect Node.js to SQLite using Prisma: 5‑Step CRUD API
Your API crashed with SQLITE_BUSY. Connect Node.js to SQLite using Prisma for a singleton‑based CRUD layer that prevents lock errors and improves reliability.
JavaScript
JavaScript Algorithm Interview Guide: Step‑by‑Step
Ace JavaScript algorithm interview challenges with a systems‑engineer’s guide—pick the right pattern, write V8‑optimized code, and benchmark using tests.
C++
C++ Vector vs List Performance Cache
Compare C++ vector vs list performance cache behavior. Learn how contiguous memory reduces cache misses and why vector beats list for iteration on modern.
JavaScript
Ace Top 10 JavaScript Interview Questions for Junior Devs
Boost your interview confidence with the top 10 JavaScript interview questions every junior developer should master—code examples and performance tips.
DevOps
CI/CD Pipeline Explained for Developers
Learn how CI/CD pipelines automate builds, tests, and deployments. We cover common failures, environment differences, and how to debug errors effectively.