Sharing daily tutorials on AI, Cloud, Operating Systems, and related technologies.
Exploring the intersection of AI with infrastructure automation and intelligent systems.
8 posts found
Master systemd service management with systemctl commands. Learn how to start, stop, restart, enable, disable services, view service status, analyze unit files, check dependencies, and monitor logs with journalctl on RHEL/CentOS/Fedora systems.
Learn how to use DNF package manager to install, update, and manage software on RHEL, CentOS, and Fedora. Master dnf list, dnf info, dnf changelog with detailed examples for absolute beginners.
Master Linux process management with ps, top, htop, kill, jobs, fg, bg, nice, and renice commands. Learn how to monitor system resources, control processes, manage background jobs, and optimize process priorities with practical examples.
Master Linux file permissions with chmod, chown, and chgrp commands. Learn symbolic and numeric notation, special permissions (SUID, SGID, sticky bit), SELinux contexts, and security best practices with practical examples.
Master essential Linux commands for discovering system information, accessing documentation, and getting help. Learn uname, man pages, info, --help, whatis, apropos, and PS1 customization with detailed examples.
Master Linux user and group management with useradd, usermod, passwd, groupadd, gpasswd, and chage commands. Learn how to create users, manage groups, set password policies, and understand /etc/passwd structure with practical examples.
Master advanced I/O redirection techniques including error streams, stderr redirection, /dev/null, combining outputs, and command grouping for powerful shell automation.
Master Linux shell command structure, output redirection, input redirection, and pipes. Learn how to save command output, chain commands together, and process data efficiently.