Occasionally you need to shut down or reboot your Linux servers. The Linux operating system comes with the built-in shutdown command. This command allows you to power off or reboot a computer. This tutorial shows you how to shut down or reboot a Linux machine. {{outline}} Shutdown Your Ubuntu/Debian …

In Linux, you can display a list of files and directories using the ls command. By default, ls prints the contents of a directory (files and folders) alphabetically in a column-like layout: $ ls CHANGELOG.md README.md lerna-debug.log node_modules package.json test LICENSE jest.config.js lerna.json …

We recently provisioned a new Debian VM and noticed that the sudo command wasn’t available. Our typical workflow includes the sudo command at the beginning of commands. The good news: you can install the sudo command on Debian and give your user the “sudo” permissions. {{outline}} Install the “sudo” …

In the previous two tutorials, you've learned how to set up custom fonts on Android the modern way. Either as fixed font style (such as Noto Serif bold) or as font family (such as Noto serif in several weights). However, so far you've only used XML designs to configure app …

In the last tutorial, we've explored the modern way of implementing custom fonts on Android. However, it broke the support for dynamically changing the font style and weights (for example, bold or italic). In this tutorial, we'll fix this drawback and configure a font family with different styles. {{outline}} {{video} …

Last week we’ve learned about CoreOS’ components and technologies within the ecosystem. This week, we’re directly diving into the practical part and get our hands dirty. If you read the first post, you already know that CoreOS is an operating system geared towards high-availability. Setting up a cluster …