DevOps Archives - Page 11 of 58 - ITFROMZERO

Installing Caddy on Fedora Server: Automatic HTTPS and Reverse Proxy in 5 Minutes

By IT From Zero August 25, 2026

Forget the headache of complex SSL configurations. This guide helps you install Caddy on Fedora Server, handle SELinux, and set up a Reverse Proxy in just a few commands.

Network

Simulating Network Failures with Pumba: Don’t Let Your App Crash Over 1% Packet Loss

By IT From Zero August 25, 2026

How can your app stay resilient during network lag? A simple guide to using Pumba for simulating Latency and Packet Loss in Docker containers.

Git

Standardizing Commit Metadata with git interpret-trailers: Stop Settling for ‘fix bug’

By IT From Zero August 25, 2026

Eliminate the headache of messy commit messages. Learn how to use git interpret-trailers to automate Issue IDs and Co-authors according to professional standards.

Security

Time to Ditch GPG: A Guide to Using age for Ultra-Compact File Encryption on Linux

By IT From Zero August 24, 2026

Is GPG too complex for daily encryption? Try age – a modern, compact, and secure tool using X25519, purpose-built for SysAdmins.

MySQL

Fixing the “The table is full” Error in MySQL: When Hundreds of GBs are Still Free

By IT From Zero August 24, 2026

Don't panic when MySQL reports 'The table is full' despite having free disk space. This guide shows how to relax innodb_data_file_path limits and optimize tablespaces effectively.

Virtualization

Building Your Own Vagrant Box from KVM/Libvirt: Optimizing Lab Environments for IT Teams

By IT From Zero August 24, 2026

Don't let environment setup slow down your project. Discover how to build custom Vagrant Boxes from KVM/Libvirt to standardize workflows for your IT team.

MySQL

MySQL Timezone Handling: Don’t Let Your App Get Lost Across Time Zones

By IT From Zero August 23, 2026

Eliminate MySQL timezone offsets with expert guidance. Learn the difference between TIMESTAMP and DATETIME, loading timezone tables, and optimizing indexes for millions of records.

Python

Automating Microsoft Word with Python: Say Goodbye to Manual Reporting

By IT From Zero August 23, 2026

Forget manual copy-pasting! Learn how to use Python to automate professional Word reports, ensuring accuracy and saving time for IT professionals.

Docker

Dockerizing SvelteKit: Reducing Image Size from 1GB to 100MB with Multi-stage Builds

By IT From Zero August 23, 2026

Learn how to optimize SvelteKit Docker images from 1GB down to 100MB. Detailed guide on Multi-stage builds, Node Adapter, and Nginx configuration for production.

Security

Stop Unauthorized IP Access: Configuring Authenticated Origin Pulls (Cloudflare & Nginx)

By IT From Zero August 23, 2026

Secure your Nginx server comprehensively by only allowing traffic from Cloudflare via the Authenticated Origin Pulls (mTLS) mechanism.