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pg_cron: Schedule Automated Jobs Inside PostgreSQL Without System Cron

By admin June 23, 2026

pg_cron is an extension that lets you schedule recurring jobs directly inside PostgreSQL without needing system cron or pgAgent. This article walks through installation, creating jobs for log cleanup and materialized view refreshes, and practical tips for managing jobs effectively.

Ubuntu

Ubuntu Autoinstall: The Ultimate Trick for Automated Mass Server Deployment with cloud-init

By admin June 22, 2026

Fully automate the Ubuntu Server installation process with Autoinstall and cloud-init. A detailed guide on creating configuration files and building automated ISOs for mass deployment.

Python

Kubernetes Automation with Python: Going Beyond kubectl

By admin June 19, 2026

Don't let Kubernetes management become a burden. Learn how to use the Python Kubernetes Client to automate Pods, Deployments, and real-time events efficiently.

Ubuntu

Managing Hundreds of Ubuntu Servers Centrally: A Guide to Installing Canonical Landscape (Self-hosted)

By admin June 13, 2026

Don't let managing dozens of Ubuntu servers become a nightmare. Here is a detailed guide on installing Canonical Landscape (Self-hosted) for centralized administration, automated updates, and professional system monitoring.

VMware

Vagrant + VMware Workstation: The “Killer” Combo for DevOps Lab Environments

By admin June 9, 2026

Learn how to use Vagrant with VMware Workstation to optimize lab performance. Save disk space with linked clones and discover practical troubleshooting tips for DevOps.

Linux

Practical Bash Scripting: Automating Linux from Scratch

By admin June 7, 2026

Learn how to write professional Bash Scripts to automate Linux. Detailed guide on variables, loops, functions, and practical error-handling techniques like set -euo pipefail.

Git

Automating Versioning & CHANGELOG: Hands-free with Semantic-release

By admin June 7, 2026

Learn how to fully automate version numbering and CHANGELOG generation with Semantic-release. Save 20 minutes per release and professionalize your CI/CD pipeline.

Python

Automating AWS S3 with Boto3: Don’t Let File Management Become a Nightmare

By admin June 6, 2026

Managing millions of files on AWS S3 no longer has to be a nightmare. Discover how to use Boto3 Python to automate uploads, downloads, and optimize performance with Multipart Upload.

VMware

Automating VMware vSphere with Ansible: From ‘Manual Clicks’ to Infrastructure as Code

By admin June 6, 2026

A complete guide to automating VMware vSphere with Ansible. Learn how to set up pyVmomi, write Playbooks for bulk VM deployment, and manage an 8-host cluster efficiently.

Python

Automating File Monitoring with Python Watchdog: Stop Polling and Start Listening

By admin June 3, 2026

Instead of using resource-heavy polling loops, use Python Watchdog for real-time file monitoring. A detailed guide on installation and practical applications.