Author: <span class="vcard">Bo Andersen</span>

Keeping form classes together in each module is the preferred way to store them, rather than in the library folder, for instance. Keeping the Zend Framework naming conventions in mind, this is a very easy task.

Read More Module Based Forms Directory

Zend Framework

Using a modular directory structure can logically separate parts of an application. By default, a Zend Framework application does not make use of such a structure, so in this article we shall see how to easily change this.

Read More Setting up for a Modular Directory Structure

Zend Framework

It is often necessary to add data to form elements from outside of the form. Examples of scenarios where this would be useful include data fetched from a data store or data saved in sessions. In this article, we will discuss two ways of doing this, one of which has several advantages over the other.

Read More Adding Custom Variables to Zend Framework Forms

Zend Framework

In the Zend Framework, there are many ways to add custom routes to a project. Adding them to the application.ini file quickly makes the file very big and harder to maintain. In this article, we will show two ways of writing custom routes in a separate configuration file.

Read More Using a Separate Routes Configuration File

Zend Framework

The singleton pattern is one of the most popular and well known patterns in software development. It is extremely simple and yet solves a fundamental and common problem. However, as this article discusses, everything has a cost.

Read More The Singleton Pattern

Programming Theory

It is not an unusual task to want to set the default values on elements in a form. Zend Framework provides multiple ways of accomplishing this, but as demonstrated in this article, the setDefaults method has surprising behavior.

Read More Setting an Element’s Default Value

Zend Framework

A linear search is the simplest search algorithm in computer programming. In this article we discuss the various implementation of this search algorithm and we also discuss the main disadvantage of this search strategy.

Read More Linear Search Algorithm

Programming Theory

This article discusses how to use the ever so popular HTML5 placeholder attribute both in regards to markup syntax, but also regarding best practices. A brief discussion of the attribute’s problems also follows.

Read More HTML5 Placeholder Attribute


The primary index is essential in databases. In this article, we present the main characteristics of the primary index along with its problems and solutions. A primary index physically orders the records on the secondary storage device to speed up the retrieval of data records. The index is sparse or non-dense because it only contains a block pointer for each block in the data file.

Read More Primary Index

Database Theory