I am a back-end web developer with a passion for open source technologies. I have been a PHP developer for many years, and also have experience with Java and Spring Framework. I currently work full time as a lead developer. Apart from that, I also spend time on making online courses, so be sure to check those out!
Posts by Bo Andersen
Sometimes one has several variables that are related – typically in a class – and one wants to document them with PHPDoc. Defining the same type and perhaps description for each of these variables or constants can be tedious and result in a lot of redundant documentation. Luckily, PHPDoc provides a way of documenting multiple… read more
Sometimes one needs to use internationalization features in PHP. It might be that a library that you are using depends upon the PHP intl extension – for instance, some validators in Zend Framework 2 do so. This article will show you how to install the things you need by hand. It has been tested on… read more
Autoloading third party libraries in PHP has become much less of a pain since the introduction of Composer. In this article we will see how this can be done for libraries that do not comply with the PSR-0 autoloading specification.
With the release of PHP 5.5, so-called generator functions are now available. Generators can among others be used to decrease the memory usage of your web server. This article gives you an overview of the generators in PHP 5.5.
If you have ever needed to calculate the age of someone based on their date of birth, then you might have been left puzzled at first. Many people seem to over complicate things, so in this article, a simple function is provided to convert dates to ages.
The binary search algorithm is an important algorithm in computer science. It solves the problem of searching large data sets efficiently. Luckily, the algorithm is quite simple to implement. This article shows two implementations of the algorithm in PHP and discusses the efficiency of them.
Making multiple concurrent AJAX requests to a PHP script, for example, may have left you wondering why the requests are not executed in parallel as expected. Rather, the requests are blocking each other. Chances are that this is caused by using sessions within the PHP script.