Automation

4 articles

Interview Preparation Advanced

Running a Remote Command ssh [email protected] "systemctl restart myapp" ssh -i ~/.ssh/deploy_key [email protected] …

Jan 20, 2026 Read more

Interview Preparation Advanced

Waiting for a Service to Become Available #!/usr/bin/env bash wait_for_port() { local host="$1" port="$2" …

Jan 20, 2026 Read more

Interview Preparation intermediate

Problem Statement Your team has 20 dev/staging EC2 instances that run 24/7 but are only used during business hours (8 AM – 8 PM). Each …

Jan 20, 2025 Read more

Interview Preparation All Levels

Q1 What is boto3 and how do you authenticate with AWS using it? Basic Ans: boto3 is the official AWS SDK for Python. It lets you interact …

Jan 1, 0001 Read more