Posted inLinux
Mastering awk and sed: Log and Config File Processing Secrets for Sysadmins
Stop editing GB-sized log files by hand. Learn how to use awk and sed to automate your Linux workflow with real-world expert examples.
Posted inFedora
Mastering firewalld on Fedora: From Zone Management to Rich Rules Pro Tips
Enhance your Fedora server security with this in-depth firewalld guide. Learn how to use Zones, Services, and Rich Rules to block IPs and limit connection rates effectively.
Posted inMySQL
MySQL Group Replication: The High Availability Lifesaver for Production Databases
Eliminate downtime worries with this MySQL Group Replication configuration guide. A high-availability database solution featuring auto-failover and absolute data consistency.
Posted inDevelopment
Elevating Node.js with TypeScript: From Standard Configuration to Real-World Experience
Setting up TypeScript for Node.js professionally isn't difficult. Learn how to configure tsconfig, manage Interfaces, and apply best practices to reduce backend runtime errors by 40%.
Posted inMonitoring
ELK Stack Installation Guide: Centralized Log Management from A-Z for SysAdmins
A comprehensive guide to installing ELK Stack 8.x. Learn tips for JVM Heap optimization, pipeline processing, and effective centralized log management for SysAdmins.
Posted inGit
Git Rebase vs Merge: Don’t Let Your Commit History Look Like a Mess of Wires
Distinguishing Git Rebase and Merge: When to merge branches and when to rewrite history? A guide to keeping commit history clean and safety tips for teamwork.
Posted inGit
Git Reflog: The Ultimate Guide to ‘Resurrecting’ Deleted Commits and Branches
Don't panic when you accidentally use git reset --hard. This guide will help you use Git reflog to recover deleted commits and branches in seconds with real-world examples.
Posted inUbuntu
Installing PostgreSQL on Ubuntu 22.04: From Zero to Production Deployment
Learn how to professionally install and configure PostgreSQL on Ubuntu 22.04. A guide to creating users, securing remote connections, and managing disk space effectively.
Posted inUbuntu
Mastering Netplan on Ubuntu: From Static IP to Professional Bridge and Bond Configurations
Detailed guide on configuring Netplan on Ubuntu for static IP, Bridge, and Bonding. Practical tips to help IT engineers avoid YAML errors and manage server networking efficiently.
Posted inMonitoring
Grafana Loki: A Lightweight Log Management Solution to Replace ELK Stack
Centralized log management doesn't have to be expensive. A detailed guide on setting up Grafana Loki to replace ELK Stack, saving RAM and optimizing storage costs.