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Virtual Private Networks (VPN)

A Virtual Private Network (VPN) is a private network, configured on some routers that uses public networks for the connection.




PHP: formatting a date string, as you want

From a generic date string to a date string formatted as you want.




Ubuntu: how to update packages and remove outdated ones

First of all, you have to open a terminal, or you can use directly the text-based user interface (TUI) by using CTRL+ALT+F1 (to return to the GUI, you have to use ALT+F7).




Differences between ADSL, FTTC and FTTH

Features and speeds of these 3 types of connection.




List of 12 CMS and CRM open source

A list of some PHP applications, made to manage some types of websites.