@trushang

Building a Scalable Analytics Pipeline (News Platform)

Mar 19 · 4 min read · As your application grows, a silent performance killer often lurks in your architecture: Resource Contention. If you are running a stack like FastAPI and PostgreSQL, there comes a day when your produc

Apache Airflow in Development: The Complete Guide to Workflow Orchestration

Mar 17 · 23 min read · Apache Airflow: The Complete Guide for Data Engineers A deep dive into Apache Airflow covering architecture, DAGs, executors, operators, XComs, Spark integration, and 50 interview Q&As — everything y

Zendesk Complete Developer & Operations Guide

Mar 17 · 26 min read · Table of Contents Zendesk Overview & Architecture Ticket Lifecycle Users, Agents, Roles & Permissions Groups & Team Structure Ticket Fields & Custom Fields Views — Ticket Queues Workflow & Auto

🛡️ Essential Fail2Ban Commands Every Linux Admin Should Know

Jun 6, 2025 · 2 min read · If you're managing a Linux server exposed to the internet, brute-force attacks—especially on SSH—are inevitable. That's where Fail2Ban comes to the rescue. Fail2Ban scans log files for repeated failed login attempts and bans the offending IPs by upda...

The Ultimate Linux Command Cheat Sheet for Software Developers

Jun 2, 2025 · 3 min read · As a software developer, especially when managing remote servers or backend systems, Linux commands are essential tools in your daily workflow. Whether you're connecting to servers, transferring code, working with databases, or managing backups, mast...