Omer Cakmak

Omer Cakmak

Linux Administrator

at · 149 articles published

Highly skilled at managing Debian, Ubuntu, CentOS, Oracle Linux, and Red Hat servers. Proficient in bash scripting, Ansible, and AWX central server management, he handles server operations on OpenStack, KVM, Proxmox, and VMware.

Areas of expertise

Articles by Omer Cakmak

Learn Linux wheel group usage [With Examples]

Learn what is the significance of wheel group. Any user part of this group gets root level access so this should be used cautiously. Add or remove users from …

How to install ARPACK in Linux? [SOLVED]

Step by Step instructions to install ARPACK on RedHat, Arch and Debian based Linux distribution.

How to modify smbd process limit in Linux? [SOLVED]

We can use max smbd processes parameter in smb.conf to modify smbd process limit in Linux

Install YARN on Linux and Windows [Step-by-Step]

Step by Step instructions to install yarn on Linux and WIndows. Installation on Ubuntu (Debian based) and Rocky Linux (Red hat based) and Windows.

Install Oh My Zsh on Linux [Step-by-Step]

Step by Step instructions to install Oh My Zsh on different Linux distributions such as Ubuntu, Red Hat, CentOS, Debian, OpenSuSE, Arch Linux

Install GlassFish in Arch Linux [Step-by-Step]

Step by Step instructions to install glassfish on Arch Linux with Examples

How to PROPERLY install flask on Ubuntu [Step-by-Step]

Step by Step instructions to install flask on Ubuntu and create your first web application using python flask.

bash: curl: command not found [SOLVED]

The most common causes for bash: curl: command not found error is either curl package is not installed or the PATH variable does not contain the path to curl …

Install FFprobe and FFmpeg on Ubuntu [3 Methods]

Step by Step isntructions to install ffprobe and ffmpeg in Ubuntu using 3 different methods

How to ungzip or untar tar.gz file? [SOLVED]

Learn how to untar tar.gz file and ungzip gz archive using gunzip tool.

How to Use Screen in Linux [List, Attach, Detach, Close]

Learn how to use the screen command in Linux to manage persistent terminal sessions. Includes examples to list, attach, detach, rename, log, and close screen …

Install R on Rocky Linux 8 & 9 [Step-by-Step]

Step by Step instructions to install R Programming Language in Rocky Linux. Download and Install specific version of R language

Install Maven on Ubuntu 22.04 [Step-by-Step]

Step by Step instructions to install maven on Ubuntu 22.04

rmmod Command Examples in Linux

The rmmod command in Linux is used to remove a module from the linux kernel.

Show Line Numbers in Vim [Absolute, Relative, Hybrid]

vim relative line numbers active using :set relativenumber and :set rnu. relative line numbers inactive using :set norelativenumber and :set nornu. relative …