Posted inDocker
Dockerizing Go Apps: Shrink Image Size from 800MB to 10MB
Master Dockerizing Go apps: Use Multi-stage builds and Scratch images to slash container size from 800MB to 10MB, boosting deployment speed and security.
Posted inNetwork
Monitor Linux Networks with ntopng: No More ‘Looking for a Needle in a Haystack’ During Lag
Forget dry netstat commands. This guide helps you install ntopng on Linux for visual network monitoring, catching every IP causing bandwidth congestion.
Posted inAI
Bringing Claude Code to CI/CD: Hands-Free Code Reviews and Automated Testing
A guide to integrating Claude Code into CI/CD to automate code reviews, security audits, and unit tests. Save hours of coding and effectively optimize API costs.
Posted inSecurity
Teleport: How I Managed 50+ Servers and K8s Without Using a Single SSH Key
Managing SSH keys for dozens of servers is a significant security challenge. This article shares practical experience in deploying Teleport—an SSH alternative using short-lived certificates to centralize Server and Kubernetes management with detailed audit logs.
Posted inLinux
Hunting Down CPU-Hogging “Culprits” on Linux: Mastering perf and Flame Graphs
A detailed guide on using perf on Linux for CPU profiling and Flame Graph generation. Learn how to pinpoint slow functions with minimal overhead.
Posted inPython
Build a Pro Data Dashboard in 15 Minutes with Streamlit: Say Goodbye to Frontend Woes
Stop wasting days on HTML/CSS just to build a dashboard. Discover how to create professional data analytics apps with Python and Streamlit in just 15 minutes.
Posted inDocker
Docker Socket Security: Don’t Let ‘/var/run/docker.sock’ Become a Backdoor for Hackers
Don't let /var/run/docker.sock be a fatal vulnerability on your VPS. Discover how to use Tecnativa Proxy for Docker API permissions—high security for only 15MB RAM.
Posted inDatabase
Horizontal MySQL Sharding with Vitess: Scaling Billions of Records with Zero Downtime
Learn how to shard MySQL with Vitess to scale your system to billions of records with zero downtime. Practical insights on Vindex, resharding, and performance optimization for DevOps.
Posted inDocker
Skopeo: Lightning-Fast Docker Image Copying Between Registries Without ‘Pulling’
Forget manual Pull-Tag-Push. Skopeo lets you copy, inspect, and sync Docker images directly between registries instantly without wasting disk space.
Posted inDevelopment
Building Professional CLIs with Go and Cobra: From ‘Zero’ to ‘Pro’ like Docker & Kubernetes
Master the Cobra framework to build professional CLI tools with Go. Detailed guide on creating subcommands, managing flags, and integrating auto-completion like world-class tools.