PHP:

What? Is not that simple as place a <href="/index.php">Home</a> and you're done? Yes and no... The Joomla routing engine is smart enough, to redirect all such above links to the default menu ...

In several previous tips(like Turn caching on!, Caching reloaded, Give a boost to your Joomla site and couple of others) I urged you to turn caching on wherever is appropriate. Recently one of my readers ...

By default, in the VirtueMart 1.1.* Store Information settings you can add only one e-mail address in Contact Information box. All important mails - as new order notifications, for example, will be sent ...

The Joomla 2.5.* version of the Web Links Component is missing a class for the descriptions in the list view of a category. This means you can't control the look of the description using css. To fix this ...

Generally, backup is something you need to breathe, not just use, if you are in this business. It's the number one security tool. Having a fresh and usable backup can be a life saver in a number of situations, ...

It's weird and scary - in a perfectly functioning Joomla site I installed one of my favourite components, Joom!Fish - remember, I'm the multilang guy - and all I got was a blank screen. Obviously, something ...

This warning message is produced by PHP if a program attempts to send an additional HTTP header after the separator (and hence all the headers) has already been sent. In the HTTP protocol a server response ...

Every hacker in this world knows, that by default all Joomla database tables have the "jos_" prefix. Is that well known, than even automated defacing scripts are using this, and there are a lot of "tools" ...

Would be nice to have the contact images in the contact Category table, don't you? Yea, and in fact is a relatively simple trick, since Joomla 1.5 and the template overrides being handy!

What? A shopping cart with users which can't actually shop? Weird or not, that was a recent request from one of my customers. He wanted to have a quick way to prevent some of hisusers from putting products ...

Like the majority of web developers I develop my websites and services locally before Ipublish them on the Internet. This makes sense in a variety of ways, from saving a lot of bandwidth to faster updating ...

... in one of the tricks I published regarding to available PHP tricks you can use to enhance your template. ...

If your read this, then you might have playing with some code already - and as you know, nobody is perfect... all we make mistakes. But how you can find yours?

... in somecomponent... or Warning: Parameter 3 to showItem() expected to be a reference, value given in /home/someaccount/www/www/joomla/includes/Cache/Lite/Function.php on line 100   Yeah, ...

In another post about Function eregi() deprecated I provided some readily fixed Joomla 1.0 files to overcome issues related with upgrading to PHP 5.3 for Joomla 1.0 sites. But since a Joomla site is ...

Do you are an early adopter and you upgraded to Joomla 1.0.13? And you have Community Builder, VirtueMart or SMF Bridge...and you cant' login right now, and/or your users are complaining about the same ...

A website is stored within a file system on a server. Some of the server's file system is therefore exposed to the outside world and can be accessed by an end-user's web browser. The part of the file ...

A while ago I wrote a tip about problems geting SEF URL's work on 1&1-s servers. Back then I didn't realized, that the problem is the same - or at least fairly similar - on GoDaddy's servers too. Not ...

Yup, this might be an interesting feature, but how easy or hard is to implement?

There may be occasions where you would like to change the way a Joomla! Extension (such as a Component or Module, whether from the Joomla! core or produced by a third party) is displayed on your site. ...

This seems to be an ever returning question in Joomla world, you might already read the first part of the sequel: How to reuse Joomla 1.0 templates?. So, let's go one step further, and let's see how we ...

Anyone who maintained/developed something with or for Joomla, or needed to troubleshoot something on a misbehaving Joomla site knows the feeling: something does not working, and the available error messages ...

Did you added something to a perfectly working Joomla site, and you suddenly have a blank age instead your site? Chances are that you hit the memory limit allowed to you on your server. Memory limits help ...

You might need to use a plugin's output in a component, or to insert a module in a page outputted by an arbitrary component. I mean ANY plugin which has it's own output in ANY Joomla component you like. ...

... where upgraded to PHP 5.3 and all Joomla 1.0 sites upgraded - or at least patched to work with the new PHP. ...

As I said elsewhere on the site one of key issues of running Joomla on a Windows server is to understand and apply correctly the Windows files and folders permissioning system to your Joomla install. Instead ...

Did you manage to lost your password? Worst, maybe you lost the Super Administrator password? And for some reason you can't use the retrieve lost password functionality of Joomla...  If you use Joomla, ...

Styling the output of the Joomla was - and is - one of greatest challenges. One of tools making this easier for template developers is the "module chrome" concept/toolset introduced with Joomla 1.0 and ...

The best way to create individual look of your Joomla website, since Joomla 1.5 is to create module overrides. These are special files, placed in your template's directory, used to override the output ...

In a previous article about useful  PHP code snippets to conditionally add things to your template I allready listed couple of tricks, let's add a couple more to them! ...

... Joomla core code can use these files. Moving some files/folders, like the main configuration.php or the location of admin login may be tricky, but mowing these two key folders is relatively simple. ...

VirtueMart is great when you want to set up a store which works with multiple currencies. You can set up your own prices for each currencies in your shop, or you can use one of available currency converters. ...

Joomla supports out of the box the UTF-8 character encoding, so someone building a multilingual website should not have any problems using UTF-8 character encoding in his site. Right? Yes and no, the ...

If you search for the title of this tip you will found lot of hits. Actually, my last search returned 6.6 millions of hits! Apparently lot of people are having with - or has fears on this subject. When ...

GoDaddy is notoriously buggy when comes to Joomla hosting. But when you turn on SEF, you might have another nasty surprise, instead of your site's pages you might see this: No Input File Specified ...

There are numerous other tactics that can be used to break into a computer system, and these usually involve discovering weaknesses or loopholes in the server software's defenses. When a programmer writes ...

With recent upgrade of a great number of servers to PHP 5.3.8 may clients reported that their site began to show error messages like Warning: strtotime() [function.strtotime]: It is not safe to rely ...

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 ...

Before the Joomla 1.5, pagination override was a nearly impossible task. The control the display of items-per-page and the pagination links used with lists of information has become much easier.

Remote File Inclusion (RFI) is a type of vulnerability most often found on websites. It allows an attacker to include a remote file, usually through a script on the web server. His pair, Local File Inclusion ...