Alternate Table Row Color Styling or Zebra Table using Prototype

This tutorial teaches you to easily apply Zebra styling to your static/dynamic tables. The method of styling alternate rows with different colors is also known as Zebra styling. We normally achieve this by defining two sets of styles for odd and even rows of a table and manually adding these class names in to the [...]

Failed To Read Auto-Increment Value From Storage Engine – MySQL

Failed To Read Auto-Increment Value From Storage Engine Error in MySQL.
This is a very strange MySQL error. The error happens when trying to insert a new row in to a table. Basically this is a bug in MySQL that causes the problem but a work around is simple. The problem happens when the Auto-Increment value [...]

POSTing unselected OPTIONS in a SELECT tag

When a form is submitted to the server, only selected values in a multiple SELECT box reaches the server. It is not possible to access the unselected options in a SELECT box from the server. Though this is not really required always, there are situations where you would want to access all the options in [...]

HTML Form – Moving options from one SELECT to another

This article basically talks about two things.
1) A Javascript code to move options from one multiple select box to another in a form.
Move options from one SELECT box to another:
There are two multiple SELECT boxes and one has got some OPTIONS in it. User can select one or more options from one and click on [...]

PHP Encountered Access Violation at [memory address]

PHP Encountered Access Violation at [some random memory address]
Many of the guys who asked me about this problem faced it when trying to run PHPMyAdmin or other applications which access database, after setting up a local PHP environment on their machine under IIS.
Try these fixes.
Add your PHP path (the location of PHP files in your [...]

Multiple Insert in Single Query – PHP/MySQL

Often, we come across situations where we need to INSERT multiple rows in to a database table from an Array, File or even from another Database Table. I am explaining various methods for inserting multiple rows using a single query using MySQL and PHP.
MySQL documentation says you can use the following methods to speed up [...]

Convert XML to Array in PHP

Convert XML to Array in PHP using  SimpleXML

Though I would suggest using DomDocument for parsing XML strings and files in PHP, here is an example of converting XML to an Array in PHP using SimpleXML method. The SimpleXML extension in PHP provides a very simple and easily usable toolset to convert XML to an [...]

Regular Expression in PHP – Find Link Texts

A small article for those who want to experience with Regular Expressions in PHP. Regular expressions, also referred to as regex or regexp, provide a concise and flexible means for matching strings of text, such as particular characters, words, or patterns of characters. Regular expressions are used by many text editors, utilities, and programming languages [...]

Error Handling in Perl & EVAL Block

This article covers two things.
1) Error handling in Perl using EVAL Block
2) Using the EVAL Block feature to check whether a directory exists on a remote FTP location.
The first time ever I had to work in Perl was last month when I was asked to look in to an issue with sending a file to [...]

PHP – possible combinations between multiple array elements

This article is basically about recursion or recursive function calls in PHP. In this tutorial I am explaining a problem I faced and the final solution I wrote for the problem. The tutorial features a little complicated recursive method to find all the possible combination between the elements of multiple arrays.