Posted inNetwork
Implementing Dynamic Routing on Linux with FRRouting (FRR): From OSPF to BGP
Instead of manual static route configuration, use FRRouting (FRR) to automate your Linux network. A detailed guide on practical OSPF and BGP setup.
Posted inAI
Langfuse (Self-hosted) Guide: Monitoring and Optimizing LLM Costs from A-Z
A detailed guide on deploying Self-hosted Langfuse with Docker for LLM monitoring. Practical tips on token management, prompt debugging, and cutting API costs by 30%.
Posted inPython
Using Tenacity to ‘Resurrect’ Python Apps: Mastering API and Database Error Handling
Is your system crashing due to unstable network connections? Discover Tenacity—the Python library for building professional retry mechanisms that make your code resilient against API and database failures.
Posted inAI
Claude Code, Cursor, or Copilot? Comparing AI Coding Assistants in 2026
A hands-on comparison of Claude Code, Cursor, and GitHub Copilot in 2026. Which tool should you use to refactor legacy code and handle midnight 500 errors most effectively?
Posted inVirtualization
Installing XCP-ng and Xen Orchestra: A Powerful and Cost-Effective VMware Alternative
Install XCP-ng and Xen Orchestra to build a powerful open-source virtualization system as an effective VMware alternative. Detailed guide for SysAdmins and IT pros.
Posted inAI
Claude Code Hooks: Don’t Let AI Mess Up Your Codebase
Learn how to set up Hooks in Claude Code to automate linters, formatters, and security checks, making your AI workflow more stable and professional.
Posted inVMware
Configuring VMware NSX-T Data Center: Mastering SDN and Micro-segmentation in Practice
Master VMware NSX-T Data Center with this practical guide. Learn how to configure SDN, Tier-0/Tier-1 routing, and Micro-segmentation security for server systems.
Posted inVirtualization
Memory Ballooning and KSM on KVM/Proxmox: Optimize RAM to Run More Virtual Machines
Memory Ballooning and KSM (Kernel Same-page Merging) are two RAM optimization techniques that let you run more VMs on the same hardware without upgrading your server. This guide covers practical configuration on KVM/Proxmox with a real-world comparison of the trade-offs for each approach.
Posted inVirtualization
USB Passthrough on KVM and Proxmox: Connecting Security Dongles, Cameras, and 3G Modems to Virtual Machines
A guide to configuring USB Passthrough on KVM and Proxmox to pass security dongles, 3G modems, and USB cameras directly into virtual machines. Covers virsh XML configuration, Proxmox Web UI, permission error handling, and an auto-attach script.
Posted inDatabase
Deploying Redis Cluster: A Scalable Cache Solution for High-Load Systems
Learn how to set up a Redis Cluster to break the limits of a single server. Detailed guide on Sharding, Hash Slots, and automatic Failover for high availability.