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Practical solutions and technical notes from CRM platforms, workflow automation, APIs, databases and the systems around them.
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If you get something like the following error: Warning: call_user_func() [function.call-user-func]: First argument is expected to be a valid callback in /home/.../templates/rt_affinity/rt_sectionrows.php on line 311 How? Copy & backup the file /public_html/.../templates/rt_affinity/rt_sectionrows.php Find the following...
For any web-developer who can program in PHP/HTML, this would be easy to hard-code and override. However, the article below demonstrates how to make this an option that your client can switch off/on using the Joomla Admin Panel. How?
I have a PHP script which behaves like PhpMyAdmin, in that it automatically lists a database structure and the fields to modify similar to an excel spreadsheet. Now without using PHP, I need standalone SQL scripts that can simply be used to search an entire database for a particular string of word(s). I've posted my ow...
This is an article to describe how to add an article modal button in the Joomla Admin Panel (at time of print version 2.5.6) of your component including the all important clear button. What I found was that no one posted this solution which I found is compatible with almost any site and with all my components without h...
How to use the randomization features of Oracle PL/SQL.
This is an article to demo the crudest form which uses Joomla's version 2.5 core mootools (uncompressed?). This is intended for absolute novices (like me) who just want to see an example of an AJAX form within Joomla 1.6.x - 2.5.x in it's most basic state. At time of print, I am using this with Joomla 2.5.6.
APPLIES TO Joomla 2.5.x Why? I'm building a Joomla component which is to be compatible with Joomla versions 1.6.x to 2.5.x. Because I use dynamic scripts running in the background (mootools), some of these need to connect to the database but as they sit outside of the MVC structure, we need them to use the existing con...
Trying to make a component and can't remember how to store HTML code when the save command is clicked (ie. submitted from a PHP form). This is for the Opensource Content Management System (CMS - phew what a mouthful) Joomla! version 1.6.x to 2.5.x; no wonder customers have difficulty following. How? So it's the field o...
Given Data Activities by employees with start dates and end dates in a mySQL database. Objective User Mon Tue Wed Thu Fri Sat Sun Total --------------- ------- ------- ------- ------- ------- ------- ------- --------- Me 09:00 07:30 08:00 07:00 06:00 00:00 02:00 36:00 Myself 07:30 07:30 07:30 07:30 07:00 00:00 00:00 37...
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This site exists as a practical knowledge base built from real-world experience across systems, platforms, and technologies since 1999. Much of the content documents solutions, edge cases, and working patterns that were learned through investigation where documentation was incomplete or absent, and is shared to reduce the same friction for others.
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