Shutdown EC2 periodically to save cost

Many times, you might forget to shut down EC2 after late-night learning

Enable EBS Encryption from CloudFormation

Sample Scenario: You created an EC2 Instance using a CloudFormation Template. By

Self Hosted Kubernetes Cluster using kubeadm

--> Check connectivity between master and slave ping IP Disable swap

Generate SSH Key Pair and SSH into any VM on AWS, GCP or Azure

SSH from one ec2 to another ec2. Generate key and SSH from

Quick Start Ansible for AWS

Starter Ansible template for AWS Create a host and a managed-node Then

SQL Cheat Sheet

Postgress Connect to Database HOST="host-url.com" PORT=5432 USER=

Regex CheatSheet

Anything that Line starts with abc and Line ends with xyz ^abc.

OpenSSL Cheat Sheet

OpenSSL OpenSSL - Create a Certificate Signing Request(CSR) - Standard RSA

Linux Networking Tools Cheat Sheet

get all physical and virtual networking devices attached ifconfig ip -4 addr

Linux Cheat Sheet

Sheel and Bash Replace all file in a folder with another file.

Kubernetes Cheat Sheet

Create a yaml file to get started kubectl run redis --image=redis

Helm Cheat Sheet

To use the helm cli you need to have kubectl already setup