DevOps – Page 3 – ITFROMZERO

Save Ubuntu in a Snap with Timeshift: A Guide to Creating Automatic Restore Points

By admin April 4, 2026

Forget the fear of reinstalling Ubuntu. Learn how to use Timeshift to create automatic system restore points, allowing you to rollback driver errors or misconfigurations in an instant.

Docker

Docker Context Guide: Managing Multiple Remote Servers via SSH

By admin April 3, 2026

A detailed guide on using Docker Context to manage multiple remote Docker Engines via SSH. A secure alternative to exposing risky Docker API ports.

Monitoring

Healthchecks.io: The Pro Secret to Monitoring Silent Cron Job Failures

By admin April 3, 2026

A backup script suddenly stopping is a disaster for any SysAdmin. Discover how to use Healthchecks.io to monitor Cron Jobs effectively using the 'Dead Man's Snitch' mechanism.

Docker

Docker Hogging All Your Disk Space? Pro Tips to Clean Up Images, Containers, and Volumes to Save Your Server

By admin April 2, 2026

Docker hogging disk space is a DevOps nightmare. This article shares how to use prune commands effectively and configure log rotation to rescue your server from storage issues.

Fedora

Fedora Server: Professional Python Deployment with Gunicorn and Nginx

By admin April 1, 2026

Don't let 502 Bad Gateway errors stop you. A guide to deploying Python on Fedora with Gunicorn, Nginx, and precise SELinux configuration based on real-world experience.

Git

Git Sparse Checkout: The Ultimate Trick for Handling Gigabyte-Scale Monorepos

By admin April 1, 2026

Stop waiting for GB-sized Monorepo clones. Learn to use Git Sparse Checkout to download only the folders you need, saving space and speeding up your workflow.

Python

Packaging and Publishing Python Libraries to PyPI: Goodbye setup.py, Hello Poetry

By admin March 31, 2026

Forget the headaches of setup.py and requirements.txt. This guide helps you master Poetry to package and publish Python libraries to PyPI professionally, quickly, and error-free.

Development

Stop Silly Code Errors with Pre-commit Hooks, ESLint, and Prettier

By admin March 31, 2026

Don't let typos crash your system. A guide to setting up Husky, ESLint, and Prettier to automate code quality checks before every commit.

Database

Database Management on AWS RDS: Hard-earned Lessons for Optimizing Performance and Cost

By admin March 31, 2026

Managing AWS RDS effectively is more than just clicking buttons. Explore real-world experiences in cost optimization with gp3, Multi-AZ configuration, and backup strategies for large systems.