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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 15, 2024 Updated on May 15, 2024

Portainer Tutorial: How to Update [and Restart] Portainer

This tutorial demonstrates how to manage Portainer: how to update Portainer, how to restart Portainer, and update existing containers.

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Published on May 14, 2024 Updated on Sep 20, 2024

How to Use Docker Compose in Portainer | Step-by-Step

You'll learn how to use Docker Compose in Portainer, first, how to deploy Portainer, and how to use Portainer to deploy a tech stack using Docker Compose.

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Published on May 13, 2024 Updated on Aug 15, 2024

How to Create a User in Linux [With Examples]

This tutorial will show you how to create a user in Linux using either ‘adduser’ or ‘useradd’ command line tools.

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Published on May 12, 2024 Updated on Oct 22, 2024

How to Start Portainer [Portainer Docker Tutorial]

This tutorial shows how to get started with Portainer, including how to start Portainer, stop and access it, and create a container.

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Published on Apr 12, 2024 Updated on Aug 15, 2024

How to List Users in Linux [With Examples]

This tutorial shows how to list users in Linux in five ways: `cat`, `less` and `more`, `getent`, `awk`, or `grep` command.

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Published on Apr 2, 2024 Updated on Sep 27, 2024

Ubuntu 24.04 LTS Release [Noble Numbat]: New Features Explained

The new Ubuntu 24.04 was released on the 25th of April, 2024. This article explores the Ubuntu 24.04 LTS latest features and improvements.

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Published on Feb 27, 2024 Updated on Aug 30, 2024

How to Install Docker on Ubuntu 22.04 | Step-by-Step

This step-by-step tutorial demonstrates how to install docker on Ubuntu 22.04, including how to manage containers and images.

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Published on Feb 26, 2024 Updated on Oct 4, 2024

How to Combine Two Lists in Python | 5 Methods

This tutorial demonstrates how to combine two lists in Python; we show five various ways you can use to combine Python lists.

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Published on Feb 25, 2024 Updated on Nov 7, 2024

How to Create a Superuser in Postgres?

This tutorial demonstrates how to create a superuser in PostgreSQL and briefly explains what a Postgres superuser is.

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