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Python Automation for Daily Tasks: File Cleanup, Backups, and Automated Notifications

By admin March 8, 2026

Learn how to write Python scripts to automate 3 real-world daily tasks: organizing folders by file type, backing up MySQL with automatic rotation, and monitoring a directory with Telegram notifications. Includes practical lessons on performance when handling large files.

Docker

Docker Volumes: Persistent Data Storage That Survives Container Restarts

By admin March 8, 2026

Lost an entire database at 2 AM because I forgot to use Docker volumes — here's the hard-won lesson and a guide to configuring volumes correctly for production, including backup and monitoring.

MySQL

MySQL Database Backup and Restore: Practical Lessons from Production

By admin March 6, 2026

A practical guide to MySQL database backup and restore based on real experience with a 50GB production database. Compares mysqldump, mysqlpump, and XtraBackup, with automation scripts and the 3-2-1 backup strategy.

Linux

How to Use rsync for Efficient File Synchronization on Linux

By admin March 4, 2026

rsync solves the file synchronization problem more intelligently than plain cp by transferring only the data that has actually changed. This guide covers rsync from the basics through setting up automated SSH-based backups with real-world cron job examples.

Database

PostgreSQL Backup Done Right: Strategy, Automation, and Real-World Restore Testing

By admin March 4, 2026

PostgreSQL backup isn't just about running pg_dump and walking away — the more critical part is regular restore testing and monitoring backup file integrity. This post shares a battle-tested workflow with automation scripts, a comparison of pg_dump vs pg_basebackup, and a complete checklist to make sure your backups actually work when it counts.