SysAdmin

SFTP is a network protocol that uses SSH to transfer files over the Internet securely. Learn more about it in this tutorial.

Docker containers tend to outperform other virtualization methods out of the box, but they can be further optimized to offer even better performance. This article discusses the reasons behind sub-optimal Docker performance in some scenarios and offers solutions you can apply to your system in order to optimize your Docker deployments.

The set command allows you to show or change the shell and environment variables in a Linux system. Follow this tutorial to learn how to use the set command and see practical examples.

The touch command creates new files. However, advanced options deal with file timestamps. Follow this tutorial to learn how to use touch in the command line through examples.

SFTP is a component of SSH that allows users to safely transfer data using the Internet. This tutorial goes over how SFTP works and what makes it the right choice of transfer protocols.

SFTP uses SSH encryption to help you securely transfer files and directories between remote systems. This tutorial shows you how to use SFTP to transfer files in the terminal interface.

DNS issues can be troublesome. This tutorial offers some useful tips and troubleshooting methods to help you pinpoint and resolve DNS problems.

It is always dangerous to run a Linux terminal command when you aren't sure what it does. This article lists 14 Linux commands that can have adverse effects on your data or system.

As any other large system, Office 365 is vulnerable to outages, service disruptions and human error, which is why backing up your account is strongly recommended. This tutorial shows you how to back up your Office 365 mailbox using native and third-party solutions.

Java IDE bundles all the useful tools for writing, debugging, and testing your Java code. Take a look at the best Java IDEs you can use.