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.
// 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.
591 articles
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.
Flask
Running Flask with Gunicorn and Nginx
Learn how to deploy Flask with Gunicorn and Nginx. Configure workers, handle 502 errors, and set up a reverse proxy for a production-ready stack.
cover
System Design
Docker Desktop WSL2 VM Unexpectedly Exited: Fixes
The email hit at 14:47 on a Tuesday. Production deploy frozen. Twelve developers staring at the same modal: “Docker Desktop WSL2 VM unexpectedly exited.”…
JavaScript
JavaScript Interview Questions: Memory, Async & Performance
Master JavaScript interview questions on execution context, async patterns, memory leaks, and performance tuning – boost confidence and ace senior roles.
AI
LangChain vs AutoGen: 2024 Comparison of Agent Frameworks
Compare LangChain and AutoGen agents on design, configuration, multi‑agent orchestration, sandboxed code execution, error handling, and production readiness.
System Design
ORM Audit Logging & Soft Deletes: A Complete Guide (2024)
Learn how to add soft‑delete columns and immutable audit logs in your ORM, keep queries fast with proper indexes, and prevent storage bloat via…
Backend Dev
Fix the N+1 Query Problem in GraphQL with DataLoader
Discover how DataLoader and ORM eager‑loading solve the N+1 query problem in GraphQL, slashing DB round‑trips and cutting latency from seconds to milliseconds.
Node Js
Zero‑Downtime Schema Migrations with Node.js ORM (2026)
Master zero‑downtime schema migrations in Node.js using Prisma, TypeORM or Sequelize. Apply the Expand‑Contract pattern to prevent locks, data loss and rollbacks.
Backend Dev
Generic Repository Pattern for .NET – Build a Reusable DAL
Learn to build a generic, reusable .NET data access layer using the Repository pattern and Dependency Injection, enabling swaps between EF Core and Dapper.
Node Js
Domain-Driven Aggregates with Prisma & TypeORM (Guide)
Build DDD aggregates with Prisma or TypeORM in Node.js, keeping business rules in the domain layer and avoiding fragile ORM‑driven code while staying testable.
Backend Dev
Database-first vs Code-first ORM in TypeScript (2026 Guide)
Discover how to choose between database‑first and code‑first ORM approaches in TypeScript, prevent schema drift, and speed up development with proven tools.
Node Js
Distributed Transactions in Node.js: Saga Pattern (2026)
Master distributed transactions in Node.js with the Saga pattern: step‑by‑step choreography or orchestration, idempotent design, and proven rollback techniques.
AI
Human-in-the-Loop AI Workflows: 2026 Implementation Guide
Add a human‑in‑the‑loop (HITL) safety layer to AI agents with async approval queues, Redis/Postgres, Go, Docker, and immutable logs to slash risky errors.
AI
Secure Multi‑Tenant API Keys & Prompts for Google ADK (2026)
Learn how to protect API keys and proprietary prompts in Google ADK agents using Secret Manager and Workload Identity to stop cross‑tenant leaks.
Backend Dev
Redis Data Loader: Supercharge ORM Caching (2026 Guide)
Combine Redis with the Data Loader pattern to crush N+1 ORM queries, dropping latency from ~150 ms to under 2 ms, using write‑through or tag‑based invalidation.