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Now Develop a Firefox Add-on In 5 Minutes
Hello Friends, I was just going through google and found a very amazing video. Yes as the title says now you can develop any firefox addon in just 5 minutes. Off-course there are some limitations but...
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Navigate Away Page Alert
Hi Friends, Have you ever seen this message on webpages, “Are you sure you want to navigate away from this page? Press OK to continue, or Cancel to stay on the current page.” The best example to see...
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OpenCart Multi-Store setup on localhost
Hi Everyone, Have you ever used OpenCart script for shopping cart? Its really fantastic I liked it. Anyway if you have ever used it do you know it provides the multi-store functionality (i.e. you can...
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Drupal CSS optimization failed
My colleague Gaurav he is Drupal expert, is working on a Drupal project. He has almost completed the project so now the time was to switch the project from development to production environment. In the...
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Install Apache and MySQL as a Service
Ok so you have successfully configured apache and MySQL on your windows machine, I know that Apache and MySQL automatically configure their services to auto start but in case if you cant see both or...
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Javascript Select All Checkboxes
Ok so last week I was trying to implement Check ALL / Unckeck ALL functionality. The form was having a root checkbox and by selecting this checkbox all the checkboxes on form should also be selected....
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PHP header to prompt file download
Many times I need this function but every time when I try myself I get a new issue, so I thought why not I put it on my blog to help me and other who wanted to prompt a download alert using PHP. I just...
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MySQL – Fetch duplicate records
If your database table having duplicate records and you want to remove all duplicates, this query will help you to find out duplicate records in a table. You can check the records based on any specific...
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Joomla Extension Manager warning (PHP temporary directory is not set)
Have you ever seen this warning message in your Joomla Extension Manager “The PHP temporary directory is not set. The PHP temporary directory is the directory that PHP uses to store an uploaded file...
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PHP Validations
Email Validation: if(!filter_var($email, FILTER_VALIDATE_EMAIL)) { echo “E-mail is not valid”; } Integer Validation: is_int($var) or is_integer($var) Returns true/false Valid: 2, 4, 10 Invalid: “2″,...
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How to speed-up your webpage
Last weekend I was working on a mobile web application, the site taking time to load on mobile browser, so I was looking for a solution to improve the webpage speed. How we can increase the speed of a...
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Moodle – auto Dock Side Blocks
There is a small tweak in the code, open blocks/moodleblock.class.php function: html_attributes line no.: 407 change the 0 to 1: if ($this->instance_can_be_docked() &&...
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Moodle Error: List of all users shows a fatal error message {Fatal error:...
Hi, If you every face this error List of all users shows a fatal error message {Fatal error: Call to undefined method MoodleQuickForm_hidden::MoodleQuickForm_hidden() in .. while browsing users in your...
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Improve Moodle Performance
Hardware Configuration: The fastest and most effective change to improve performance is to increase the amount of RAM on the web server - get as much as possible (e.g. 4GB or more). Increasing primary...
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Moodle Error – Incorrect access detected
Have you even got this message. “Incorrect access detected, this server may be accessed only through … address” So how to remove that? Its so simple Go to moodle/lib/setuplib.php and change the...
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Moodle fetch Student Grades
Hi, To fetch student’s grade from Moodle database you can use this query SELECT u.firstname AS `First Name` , u.lastname AS `Last Name` , u.email AS Email, c.idnumber AS `Course Acronym` , c.fullname...
View ArticleInstall LAMP on AWS EC Ubuntu (PHP 7, MySql 5.7, Apache 2)
Install Apache2 sudo apt-get update sudo apt-get install apache2 Install PHP 7 sudo apt-get install python-software-properties sudo add-apt-repository ppa:ondrej/php sudo apt-get update sudo apt-get...
View ArticleInstall Apache, MySQL, PHP (LAMP) on RHEL 7.x / CentOS
1. Add Repositories REMI and EPEL are the two most popular rpm repositories as they have the updated packages. We need to enable both repositories using the following commands on CentOS/RHEL system....
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