Spring Sale - up to 36% OFF

Winnie Ondara

Linux System Administrator

Winnie is a seasoned Linux Systems administrator, currently specializing in writing technical Linux tutorials. With over seven years of experience in deploying and working with major Linux distributions such as Ubuntu, Debian, RHEL, OpenSUSE, and ArchLinux, she has written detailed and well-written "How to" Linux guides and tutorials. Winnie holds a Bachelor's Degree in Computer Science from Masinde Muliro University, Kenya and resides in Nairobi, Kenya. She is an expert in authoring Linux and DevOps topics involving Docker, Ansible, and Kubernetes. She currently works as a freelance technical writer and consultant. In her previous roles, she worked in the capacity of an IT support specialist and Linux administrator. Her key roles included offering level 1 and 2 support to both in-house and remote staff and managing and monitoring Linux servers.

Articles by author

Published on May 10, 2023 Updated on Mar 19, 2025

How to Install Java on Ubuntu 22.04 | Step-by-Step Tutorial chatbots

This step-by-step Java tutorial will show you how to install Java on Ubuntu 22.04 in multiple ways and how to configure the default Java version.

Read More
Published on Mar 1, 2023 Updated on Feb 27, 2025

How to Secure Your PostgreSQL Server?

Learn different measures that you can implement to fortify the security of the PostgreSQL server and establish a safeguard against potential breaches.

Read More
Published on Jan 31, 2023 Updated on Nov 6, 2023

How to Use Rsync on Linux to Synchronize Local and Remote Directories?

Learn to use Rsync - a file transfer and synchronization tool that securely copies and synchronizes files between two directories - local or remote

Read More
Published on Dec 20, 2022 Updated on Feb 25, 2025

A Complete Overview of Docker Architecture

Learn about Docker architecture to understand the main parts of Docker ecosystem and how they interact with each other.

Read More
Published on Dec 5, 2022 Updated on Feb 26, 2025

How to Manage Linux System Routing Rules With Iptables

Learn how to use iptables filters, chains and tables to manage firewall rules in the Linux kernel and ensure system security.

Read More
Published on Nov 14, 2022 Updated on Feb 20, 2025

A Complete Guide to Understanding Linux File System Tree

Linux filesystem follows a tree-like hierarchical layout that is governed by the Filesystem Hierarchy Standard (FHS). Learn about the core principles behind it.

Read More
Published on Sep 28, 2022 Updated on Feb 27, 2025

How To Use Ansible Vault to Protect Sensitive Data

Learn how to encrypt sensitive information with Ansible Vault to prevent it from being stored in your Ansible code directly and add an extra layer of security

Read More
Published on Aug 22, 2022 Updated on Nov 6, 2023

How to Setup Linux Firewall Using Firewalld

Firewalld is a customizable host-based firewall management solution for Linux with a comprehensive set of firewall rules. Learn how to install and start using it.

Read More
Published on Jul 27, 2022 Updated on Feb 27, 2025

How To Define and Use Handlers in Ansible Playbooks

Ansible handlers allow specific tasks to run only when the state of a system changes. Learn how to define and use handlers in your Ansible playbooks.

Read More

Start building today

Get up and running with your cloud project in a few minutes

We use cookies to ensure seamless user experience for our website. Required cookies - technical, functional and analytical - are set automatically. Please accept the use of targeted cookies to ensure the best marketing experience for your user journey. You may revoke your consent at any time through our Cookie Policy.
build: b3935cf1a.1044