⚙️ Day 8 of #150DaysOfDevOps – Service Management with systemd (SYSTEMCTL & JOURNALCTL)Learn how to create, manage, and troubleshoot systemd services in Linux using systemctl and journalctl. This complete DevOps guide explains.4 min read·devops150.hashnode.devJul 24, 2025
🔐 Day 7 of #150DaysOfDevOps – SSH, SCP & IPTables Explained with Real ScenariosLearn SSH, SCP, and IPTables with real-world DevOps scenarios. Set up secure access, firewall rules, and automate tasks using cron jobs in Linux.5 min read·devops150.hashnode.devJul 23, 2025
🔐 Day 6 of #150DaysOfDevOps – Linux Security & File Permissions DemystifiedLearn Linux user management, file permissions, and access control with real-world commands and examples. Part of the #150DaysOfDevOps challenge.2 min read·devops150.hashnode.devJul 22, 2025
🌐 Day 5 of #150DaysOfDevOps – Networking Story: From DNS to TroubleshootingA complete guide to understanding DNS, switching, and routing in Linux with a real-world DevOps story. Includes hands-on commands, advanced tools.3 min read·devops150.hashnode.devJul 14, 2025
🐚 Day 4 of #150DaysOfDevOps – Working with Shell (Part II)Explore Linux shell like a DevOps pro! Learn compression, archiving, searching files with grep/find/locate, input/output redirection, and vi editor tricks5 min read·devops150.hashnode.devJul 13, 2025