MySql on the cloud : DIY or DbaaS ?

Posted by Vipin in Uncategorized on December 16, 2011

Being an Open Source database, MySql is one of the most popular database systems used off-late. Combined with PHP, it forms a very formidable combination for Web based systems. Since everything is going the Cloud way these days, I will just compare 2 different ways in which MySql can be made available on a Cloud.   The first [...]

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Preventing copy-paste into textfields

Posted by Vipin in Tutorials on December 6, 2011

You can prevent the copy-paste functionality into textfields of your web-forms using a very simple jquery method. First include the jquery file in between  the <head> tag. <script type=”text/javascript” src=”http://code.jquery.com/jquery-1.4.2.min.js”></script> Then add the following code to the <head> tag, below the include script. <script type=”text/javascript”>// <![CDATA[ $(document).ready(function () { $('input[type=text]‘).bind(‘copy paste’, function (e) { e.preventDefault(); [...]

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Securing forms using captcha.

Posted by Vipin in Articles on November 22, 2008

Securing forms usng captcha has become a common practise nowadays. Here is a simple method to do this.

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dhtmlxSuite 2008 Rel.2, Build Dynamic Data-Driven Grids from XML, CSV or JSON

Posted by Vipin in Articles on May 24, 2008

DHTMLX announced the latest update of its dhtmlxSuite, a professional Ajax components toolkit for web UI. The major updates concern Grid and Treegrid components and include a large number of new features and improvements, including the ability to load data from JSON and JS-array, smart rendering and paging support for hierarchical data grids. Also a [...]

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DHTMLX Launches Updated Website Dedicated to Its Ajax UI Toolkit

Posted by Vipin in Articles on November 14, 2007

DHTMLX team announced the update of their website www.dhtmlx.com mostly dedicated to DHTMLX Toolkit, professional AJAX components for advanced Web UI. As the components are written entirely in JavaScript, they can be easily integrated with any server-side technology (PHP, ASP, JSP, Ruby, etc.).

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Scand Updates Its Ajax UI Components Grid and Tabbar

Posted by Vipin in Articles on July 20, 2007

Scand released new versions of dhtmlxGrid and dhtmlxTabbar, Ajax-enabled JavaScript UI components with complete functionality and ability to work with any server-side technology including PHP, ASP, ASP.Net, Java and Rails.

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PHP File Upload Errors Explained

Posted by Vipin in Tutorials on June 27, 2007

From version 4.2.0, PHP has got a new set of error codes that handles and reports all errors occuring during file upload, in the filearray object. The error is found in $_FILES['userfile']['error'].These error codes  and their explanations are given in this article.

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Building and calling webservices using SOAP

Posted by Vipin in Tutorials on May 14, 2007

Web services allow you to share data across many platforms and hardware configurations. You create a webservice in PHP, pass the webservice URl to an asp.net program, and it easily calls the webservice methods to get the data from your server. PHP has various methods to create and use webservices. XML-RPC, SOAP and REST are [...]

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Checking for GD

Posted by Vipin in Tutorials on April 20, 2007

To check whether your php installation has GD configured in it, you can do either of the following methods :

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Force download files using PHP

Posted by Vipin in Tutorials on March 7, 2007

At times we might want to give files for users to download. Also you wouldn't want to have the file storage location in a public access folder. To achieve these, you can store the file in an internal folder which is not accesible to public via a URL, and force the file to be downloaded [...]

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