Site Operation

Server administration is a very complicated job. It involves a Linux operating system, web server, database server, FTP and e-mail servers along with other software that can sometimes cause very unusual bugs and problems. Explore the fixes to a few PHP-related server problems.

Two-factor authentication is a type of authentication that “provides unambiguous identification of users by means of the combination of two different components.” These authentication components could be something that the user knows, something that the user possesses or something that is inseparable from the user. In this tutorial, you will learn how to implement two-factor authentication in PHP.

As the usage of Bitcoin as a payment method is growing, many companies have started accepting payments in this virtual currency. More than 100,000 companies are currently accepting Bitcoin (some of them are large and well-known, such as Microsoft and Dell), making it the most popular virtual currency. Let’s see how it works and how to accept payments in Bitcoins in your Web application.