Luiz Costa

I am a senior software engineer at Red Hat / Ansible. I love automation tools, games, and coffee. I am also an active contributor to open-source projects on GitHub.

29 posts

Don't be a target: Password checking and hash functions

2 months ago • 4 min read

macos

How to use minikube + qemu2 + ingress-dns on macOS

9 months ago • 3 min read

linux

How to securely share secrets with podman containers

a year ago • 10 min read

linux

Gimp - the power of the plugins

2 years ago • 2 min read

games

Steam Deck tricks

2 years ago • 3 min read

Creating presentations with Marp and Draw.io in VSCode

2 years ago • 2 min read

Managing multiple Kubernetes clusters with kubectl

2 years ago • 2 min read

ansible

Ansible 101 - The basics

2 years ago • 4 min read

How to use NVIDIA GPU on podman (RHEL 9 / Fedora 41)

2 years ago • 3 min read

server

How to create a database and user for your new app on PostgreSQL

2 years ago • 1 min read