Linuxbeast

AWS 2.1K views3 min read

How to Build and Deploy Python Libraries for AWS Lambda Layers

Lambda Layers let you package Python libraries once and share them across multiple Lambda functions. Instead of bundling … Read more

AWS 499 views3 min read

When your data lives in one AWS account and your Glue Crawler runs in another, you need to … Read more

DevOps 405 views3 min read

If you’re setting up a Jenkins SSH connection on macOS and getting a “Can’t connect to server” error, … Read more

AWS 2.2K views3 min read

Rsync is the fastest way to copy files between your local machine and an EC2 instance. Unlike scp, … Read more

Database 582 views3 min read

This guide walks you through how to install MongoDB Community Edition on EC2 Ubuntu 22.04 using MongoDB’s official … Read more

Database 828 views2 min read

Sometimes you need to completely remove MySQL from Ubuntu — maybe you’re switching to PostgreSQL or MariaDB, fixing … Read more

Networking 715 views4 min read

IP address overlapping happens when two or more networks use the same CIDR range. When you try to … Read more

Networking 481 views3 min read

Getting your VPC IP addressing wrong is painful to fix later — you can’t resize a subnet after … Read more

AWS 496 views4 min read

ECS Exec gives you shell access to running Fargate containers — similar to docker exec but for AWS. … Read more