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DevOps

Docker tutorial - IT technology blog
Posted inDocker

Configuring Caddy as a Reverse Proxy for Docker: Say Goodbye to SSL Hassles and Complex Configs

Posted by By IT From Zero August 15, 2026
Forget complex Nginx setups! Learn how to configure Caddy as a Reverse Proxy for Docker to automate SSL 100% and simplify your config files to just a few lines.
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Monitoring tutorial - IT technology blog
Posted inMonitoring

Automating Website Monitoring with changedetection.io and Docker

Posted by By IT From Zero August 15, 2026
Stop manual F5 refreshing! A guide to using Docker and changedetection.io to automatically track website changes and get instant Telegram alerts.
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Virtualization tutorial - IT technology blog
Posted inVirtualization

Cloud-Init & VirtualBox: How I Automate VM Setup in 2 Minutes

Posted by By IT From Zero August 15, 2026
Save hours of VirtualBox VM setup time using Cloud-Init. Detailed guide on automating user, SSH key, and software configuration with a simple YAML file.
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Docker tutorial - IT technology blog
Posted inDocker

Docker Compose: Pro Tips for Automating Database Migrations and Schema Updates

Posted by By IT From Zero August 14, 2026
Don't let your app crash because the database isn't ready. Explore 3 methods for automating database migrations in Docker Compose, from basic to advanced.
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Network tutorial - IT technology blog
Posted inNetwork

CoreDNS on Linux: Replacing Bind9 for Smoother Microservices Operations

Posted by By IT From Zero August 14, 2026
CoreDNS is the perfect alternative to Bind9 in the Microservices era. Learn how to install, configure Corefile, and optimize plugins for production systems.
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Database tutorial - IT technology blog
Posted inDatabase

Installing InfluxDB on Linux: The Ultimate Solution for Time-series Data

Posted by By IT From Zero August 14, 2026
Install and configure InfluxDB 2.x on Linux for efficient time-series data management. Learn how to avoid High Cardinality errors and optimize storage capacity.
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Database tutorial - IT technology blog
Posted inDatabase

Real-time PostgreSQL Monitoring with pg_activity: Kill Hung Queries in a Flash

Posted by By IT From Zero August 14, 2026
Don't let slow queries crash your server. Learn how to use pg_activity on Linux for real-time PostgreSQL monitoring, detecting idle in transactions, and handling hung queries quickly.
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Python tutorial - IT technology blog
Posted inPython

Build Your Own Server Monitoring System with Python and Discord Webhook

Posted by By IT From Zero August 13, 2026
Don't wait for your server to crash to find out. Learn to write a Python script to monitor CPU, RAM, and Disk with Discord alerts in just 15 minutes.
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Docker tutorial - IT technology blog
Posted inDocker

Say Goodbye to Crontab: Managing Docker Cron Jobs More Professionally with Ofelia

Posted by By IT From Zero August 12, 2026
A detailed guide on using Ofelia to manage Docker Cron Jobs. Replace traditional Crontab with a powerful Docker-native solution featuring Slack alerts and Label-based management.
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Database tutorial - IT technology blog
Posted inDatabase

pg_repack Guide: Efficiently Resolving PostgreSQL Bloat with Zero Downtime

Posted by By IT From Zero August 11, 2026
PostgreSQL bloat wastes resources and degrades performance. Discover how to use pg_repack to efficiently reclaim disk space with zero downtime.
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