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MySQL, the world's most popular open-source relational database management system is not available in the default Debian's repositories. This tutorial, explains how to install and secure MySQL on Debian 10 from the MySQL Apt Repository.

A few weeks ago we were alerted that Docker Swarm was using over 8GB of RAM. Our investigation led us to discover an unexpected factor that determines its memory usage. After a bit of graphing and math, we were able to locate the code behind this unexpected behavior.

The tab bar interface appears in some of the most popular mobile apps such as Facebook, Instagram, and Twitter. A tab bar appears at the bottom of an app screen and let users quickly switch between different functions of an app. In UIKit, you use the UITabBarController to create the tab bar interface. For the SwiftUI framework, it provides a UI component called TabView for developers to display tabs in the apps. In this tutorial, we will show you how to create a tab bar interface using TabView, handle the tab selection, and customize the appearance of the tab bar. […]

Kubernetes is an open source platform that automates Linux container operations. It eliminates many of the manual processes involved in deploying and scaling containerized applications.