Auto publish new content in frontpage
If you run a Joomla site where you want the new content items by default to be published on the frontpage, you're out of luck, this is something Joomla don't let you set in some config file. In the normal Joomla work-flow the Publisher (or someone ranked higher) will decide/need to decide if and when put a given content item in the frontpage. You may need this (or you're bored already needing to go back again and again in editing mode just to click on that select box...).
Customize your page using CSS tricks based on active menu alias
There are lots of ways to make your page unique in Joomla, and there are interesting ideas on how to make your template even more powerful.
One of tricks not very often used and widespread is relying in one of the tricks I published regarding to available PHP tricks you can use to enhance your template.
How to remove 'Welcome to the Frontpage'
I did not realised until recently how hard may be even for some seasoned Joomla webmasters to get rid of that 'Welcome to the Frontpage' text from their Joomla site. But talking with couple of customers and being even hired for do this made me curious, and I Googled for 'Welcome to the Frontpage'...
The result may be surprise you... my last attempt ended on 25.000.000(no kidding...) hits.
So, there is the free-for-all recipe:
PHP code snippets to conditionally add things to your template
The Joomla ItemID-related management of modules is a powerful tool, but sometimes you need to show/hide parts of your site on two special cases not covered by this tool: when you need to show/hide things regardless of the active ItemID - for example on all detail listings page of a given component, or when you need to deal with a component which have poor support of ItemIDs - as VirtueMart, which is notoriously misbehaving in this regard.
Testing the site on multiple mobile devices
These days is not enough to test your brand new site on couple of screen resolution/operating system/browser combinations, you need to test your new sites on a large number of mobile devices, covering a wide variety of operating systems, screen sizes and resolutions, from the iPhone 320×480 to the Nook Color 600×1024. To make the matter worse, these devices can be held vertically or horizontally. What you can do?
When the Joomla site is offline, only Super Users can log in
A client of mine asked this question: "How can I allow registered users to log in and see the site even in offline mode, without giving them Super user privileges?"