Searching for a pattern in files using grep is case-sensitive by default. Case sensitive means that grep looks for an exact match of your pattern in the related file. This may not surface all matches of the search value because of different writing styles for a given text. This tutorial …

The nano text editor is included in Debian-based operating systems. Because Ubuntu is based on Debian you’ll find nano pre-installed as well. The nano editor comes in handy when working in environments where you don’t have a user interface. For example, in server environments or using remote connections …

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” …