JOEL LIPMAN Systems / Automation / AI

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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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JDatabase: using the Joomla database with examples
Joomla

JDatabase: using the Joomla database with examples

Apologies for posting yet another article on how to access the Joomla Database using the Joomla classes but this is just a quick note for myself as a reference sheet. Plus the official documentation don't have enough examples in my view. Source: http://docs.joomla.org/ for v1.5.x and for v2.5.x This article applies to...

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Proposed Budget i3 PC under £200
IT Support

Proposed Budget i3 PC under £200

i3 workstation upgrade running Windows 7 So another year gone and our workstations running Windows 7 are somewhat lagging when opening too many apps. The recent release of Windows 8 has led to a review of our developer's equipment and the verdict is that our workstations need upgrading (it always is). So on a budget (i...

Read note 25,473 hits
Three boxes, two roll over, one falls out
Cascading Stylesheets

Three boxes, two roll over, one falls out

So this is an article to note an oddity when I was working with a Yootheme template called "yoo_sync". Some clever scripts (both mootools and jquery) using the equalize method to make div layers the same height, and in this case, the same width. It isn't so much a miscalculation of 100% divided by 3 that leaves 1 pixel...

Read note 27,786 hits
Php convert filesizes to bytes kb mb gb
Personal Home Page

Php convert filesizes to bytes kb mb gb

Just a quick note on how to format a given filesize and to reduce the display output to a small string, eg: 196 bytes : displays as => "196 bytes" 12945 bytes : displays as => "12 Kb" 1478515 bytes : displays as => "1 Mb" 8798745455 bytes : displays as => "8 Gb"

Read note 24,404 hits
Setup a copy of your Joomla website
Joomla

Setup a copy of your Joomla website

More for others than for myself, but this article is for those who do not have development/test environments of their Joomla website. I have been doing this for years and still come across clients who have the one version of their website. They experiment on their customer-facing website and in most cases, they are pay...

Read note 67,383 hits
Error 1065: Query was Empty
MySQL

Error 1065: Query was Empty

In view of the fact that this error pops up in so many systems I take over, I have often gone down the wrong path following the red herring as it were when in fact the answer to this is very common.

Read note 25,494 hits

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