Posted inDevOps
Kubeshark Tutorial: Real-time Kubernetes API Traffic Analysis and Microservices Debugging
Struggling with Kubernetes network errors? Learn how to use Kubeshark for agentless, real-time API traffic analysis and gRPC debugging.
Posted inAI
Build a Local Git Commit Assistant with LLM and Git Hooks
Learn how to build a local Git Commit Assistant using Ollama and Git Hooks. Automatically generate professional commit messages and perform code quality checks entirely offline.
Posted inAI
Stop Overpaying for GPT-4o: Smart Query Routing with RouteLLM
Is GPT-4o draining your budget? Learn how to use RouteLLM to automatically route simple queries to cheaper models, cutting your API costs by up to 50% without sacrificing response quality.
Posted inDevOps
Deploying KubeVela on Kubernetes: Modern Application Delivery with Open Application Model (OAM)
After a painful 2 AM production incident caused by environment drift between staging and production Kubernetes clusters, I adopted KubeVela with the Open Application Model (OAM) to define applications once and deploy them consistently everywhere. This guide covers installation, OAM-based configuration with multi-environment policies and approval gates, and monitoring your deployments with CLI commands and Prometheus metrics.
Posted inHomeLab
Ditch the Cloud: Self-Host ntfy on Docker for Instant Lab Alerts
Tired of missing critical server alerts? Learn how to self-host ntfy on Docker for a private, lightning-fast notification system that works with any script or HomeLab service.
Posted inLinux
Mastering Advanced curl: A Guide to API Auth, TLS Debugging, and Automation
Learn how to use advanced curl flags for JWT authentication, TLS debugging, and automated API testing directly from the Linux command line.
Posted inDevOps
Stop Wasting RAM: Building a Lightweight CI/CD Pipeline with Drone and Gitea
Tired of Jenkins eating your RAM? Learn how to build a high-performance, self-hosted CI/CD pipeline using Drone CI and Gitea on Docker. Perfect for VPS environments.
Posted inDevOps
Argo CD ApplicationSet: Automate Multi-Cluster Kubernetes App Deployments at Scale
Argo CD ApplicationSet solves the multi-cluster app management problem by automatically generating Application resources from generators — turning hundreds of manual manifests into a single declarative spec. This guide walks through installation, List/Git/Matrix generator configuration, and monitoring your generated applications at scale.
Posted inDevOps
K9s Tutorial: Manage and Monitor Your Kubernetes Cluster Like a Pro from the Terminal
K9s is a terminal-based UI that transforms how you interact with Kubernetes clusters — real-time resource views, one-key log access, inline editing, and instant pod exec, all from your terminal. This guide covers installation, core navigation, and real debugging workflows to help you move faster in production.
Posted inAI
AI-Driven SQL Optimization: Using LLMs to Decode Execution Plans
Learn how to automate SQL tuning by feeding PostgreSQL Execution Plans into LLMs. This guide shows you how to reduce query costs by 85% and prevent production bottlenecks.