PHP

Lessons and articles about PHP programming language

What is WordPress

WordPress - is a multi-function content management system for making web sites. It is very often used for building all sorts of online resources such as blogs, news sites and even online shops.

WordPress is a very simple system to use, but it is powerful at the same time, since it contains ability to install various plugins. It is written in PHP, licensed under the GPL open source license of version 2. MySQL is used as a database engine. One of its main advantages is that it is absolutely free.

If you look into the history of WordPress, it is worth noting that the author is Matt Mullenweg. The first public version was released in 2003 under version 0.70.

What is PHP?

Hello, we would like to draw your attention to a very popular, simple and at the same time, a multi featured language for web programming called PHP. If you ever want to start web development, you will not be able to do that without learning this language.

Let's begin from the history of its development. PHP is a scripting programming language for general use. It is developed as open source software, and it is used to develop dynamic web sites.

What is Joomla?

Hello, dear readers.

As you know, every developer, who needs one way or another to create a web project, will use a CMS system for programming. It's recommended to use CMS that is open source. One of such systems is the Joomla content management system.

What is Magento?

Welcome to our site and we'll try to explain what is the Magento system in this article. Also, we will show its main characteristics.

The Magento e-commerce control system is new, but has become very popular in the area of web project development. But mainly, it's used for building online stores. It is a multi-functional and useful, but a bit difficult for the development. It is based on Zend PHP. Since 2011, Magento has become the most popular system in the area of Internet technologies and also is purchased at today's time. A lot of well-known online stores are based on Magento.

To install the system you need to have Windows, UNIX-like, or Mac OS X operating system, PHP 5.2.x or 5.3.x, RAM with not less than 512 MB and the processor with a frequency of greater than 1 GHz.

Let's review basic functions of the Magento.

What is Drupal?

Hello, today we want to tell you what is Drupal, it's main properties and functions. If you need to create a website, you can easily use this helper, which does not require you a lot of time on programming and design.

Drupal - is a CMS, which stands for content management system. It can be used to build website for the Internet. This system is fully open by the GPL license. Since Drupal is free to use, it's writing can be done by any engineer. The system is free, but, moreover, feature rich. CMS is written in PHP and stores all data using a relational table. It supports PostgreSQL, MySQL and other types of databases.

Factorial of a number in PHP

Hello, today we will tell you what is a factorial of the number and how it can be described using the language PHP. We have been studying this definition in school at mathematics classroom and it's not strange that we have to use it to write programs to calculate any required data.

So, we call factorial a multiplication of numbers from 1 before setting including the last. Sign which denotes the factorial is the exclamation mark (!). And the factorial of n is n! . Factorial formula for N looks like this:

n! = 1 * 2 * 3 * …. * n;

Here is an example of how to calculate factorial of 4:

4! = 1 * 2 * 3 * 4 = 24;

Factorial is indicated only for the positive integers. Accepted, as we assume, that the factorial of 0 is 1.