Posted inFedora
Fedora System Extensions: Tinkering with the /usr Directory Without Rebooting
Want to install tools on Fedora Silverblue without rebooting? Discover the power of systemd-sysext to extend the /usr directory at runtime.
Posted inGit
Mastering Git on JetBrains IDEs: Saying Goodbye to CLI, Handling Conflicts, and Rebasing at Lightning Speed
Forget the fear of typing the wrong Git CLI commands. Learn how to leverage JetBrains IDEs to manage branches, Cherry-pick, and handle Conflicts more visually, safely, and professionally.
Posted inDocker
Docker BuildKit Secrets: Stop Leaking API Keys in Your Image Layers!
Stop exposing API keys via Docker ARG or ENV. Learn how to use BuildKit Secrets to securely pass tokens without leaving traces in your Docker image layers.
Posted inUbuntu
Building Your Own Custom Ubuntu ISO: Deploy 50 Machines as Fast as One Using Cubic
Forget about manual installations for every machine. This guide to using Cubic helps you create a custom Ubuntu ISO pre-loaded with all the software and drivers your business needs.
Posted inMySQL
Protecting MySQL from Brute-force Attacks with Connection Control Plugin
Protect MySQL from brute-force attacks using the Connection Control Plugin. A detailed guide on setting failed login thresholds and delay mechanisms for optimal security.
Posted inPython
Python 3.13: Unshackling the GIL with JIT and Free-threading
Python 3.13 marks a major turning point with the JIT Compiler and the option to completely remove the GIL. Let's analyze real-world performance and thread-safety considerations when upgrading.
Posted inUbuntu
Full Disk Encryption with TPM 2.0 on Ubuntu 24.04: Security Without the Hassle
Forget about typing your LUKS password every time you boot. This guide shows you how to leverage TPM 2.0 to automate drive unlocking on Ubuntu 24.04 LTS while maintaining top-tier security.
Posted inVirtualization
Mastering Proxmox VE Notification Framework: Get Telegram & Email Alerts in a Flash
A guide to configuring the Proxmox VE Notification Framework for Telegram and Email alerts. Monitor ZFS errors, backups, and VM issues instantly.
Posted inVirtualization
86Box on Linux: Cycle-Accurate PC Hardware Emulation for Windows 9x and Legacy Applications
86Box is a chip-level vintage PC hardware emulator — covering CPUs from Intel 386 to Pentium III, Sound Blaster audio, and S3 graphics cards — enabling Windows 9x, DOS, and legacy applications that require specific hardware to run on Linux. This article compares 86Box against Wine, DOSBox, and QEMU, with practical installation and configuration guidance.
Posted inCentos
Configuring iSCSI Initiator on CentOS Stream 9: Connecting SAN/NAS Storage for Enterprise Environments
A guide to configuring iSCSI Initiator on CentOS Stream 9 — comparing sendtargets, static node, and iSNS, installing iscsiadm, enabling CHAP authentication, and auto-mounting SAN/NAS LUNs at boot. Includes real-world tips from migrating servers after CentOS 8 EOL.