If you want to embed links on your website, you can use the HTML target attribute to define the link and where it should open. You decide whether users stay on your website or move on to the next one. In this detailed article you will learn how to use _target and what you should pay attention to.

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Ubuntu FTP server: How to configure it?
An Ubuntu FTP server allows both downloading and sending files, each access being controlled by a separate connection. In this tutorial on the Ubuntu FTP