Jack Wallen

If you frequently hand your phone over to others, Guest Mode is a feature you should be using on Android. Jack Wallen shows you how to access the feature from your lock screen.

The Android-powered Google Pixel line of phones received a very important updated feature dedicated to user’s personal safety. Learn how to use the Safety Check feature.

Is the networking on your Linux workstation or server having issues? Websites aren’t loading properly? Maybe you need to flush the DNS cache. Jack Wallen shows you how.

If you’ve ever needed to schedule a single or recurring task in your Kubernetes clusters, it’s just a cronjob away. Jack Wallen shows you how.

Interested in learning Python? Jack Wallen takes you through your first steps in building a simple application to take user input and write it to a file.

If you’re looking for a platform to help with the collection and sharing of cybersecurity events, you need not look any further than MISP. Jack Wallen shows you how to install this tool.

If your Apache page load times are slow, speed them up with mod_pagespeed. Jack Wallen shows you how.

If you have containers gobbling up too much of your Kubernetes cluster CPU, Jack Wallen shows you how to limit the upper and lower ranges.

Learn how to sync your local Android device folders that house images and videos with your Google cloud account.

If you’re looking to maintain a stable set of Kubernetes replica pods running at any given time, the tool you need is ReplicaSets. Find out how to use this handy feature.

Having trouble reading the text on your Android device? Instead of constantly zooming in and out, why not adjust the display size? Jack Wallen shows you how.

Namespaces are crucial to better Kubernetes management. Learn how to create a new namespace and then deploy a pod to it.