Programster's Blog

Tutorials focusing on Linux, programming, and open-source

SSH lectures Vault HashiCorp

Lecture - Manage SSH With HashiCorp Vault

A lecture about using Vault for managing SSH access.

Xubuntu

Xubuntu - Sound Manager

Some info on using the sound audio mixer in Xubuntu.

Xubuntu

Xubuntu - Setting Keyboard Shortcuts

Set keyboard shorcuts in Xubuntu

Docker

Alternative Docker PS

Script to get docker ps output in a YAML format

cheatsheet Docker docker-compose

Docker Compose Cheatsheet

A cheatsheet for Docker Compose.

Kibana ELK

Deploy Kibana Using Docker

Deploy Kibana with the help of docker.

Docker

Docker - Ubuntu 20.04 - Automate Setting Timezone

Auatomatically set the timezone in Dockerfile so that you can run update without the build stopping/failing.

backups Duplicity AWS S3

Backing Up S3 Bucket With Duplicity

A guide on backing up your S3 bucket to another S3 bucket using duplicity and S3FS so you don't need to be able to hold the entire bucket in storage.

Microsoft-Teams

Teams - Fix Black Screen When Sharing Screen

Fix an issue with not being able to see anything when sharing on Microsoft Teams.

AWS IAM

AWS IAM Examples

Example IAM configurations so you can quickly get what you need.

Xubuntu XFCE compositing

XFCE - Slow Desktop (Compositing)

A post about how switching off compositing massively sped up my computer, and what compositing is.

Nvidia

Ubuntu 20.04 - Install Recommended Nvidia Graphics From PPA

Install recommended nvidia graphics drivers from a PPA

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Programster's Blog Ⓒ 2025