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Firsts, I wanted to write a warning article about the substituteMarkerArrayCached function. But then I understood that article is going to be about template functions in general and warning should be in the different article.

Let's have an overview of TYPO3 templates and functions to handle them.

TYPO3 template basics

Templates in TYPO3 are normal HTML files. These files contain special markers that TYPO3 can replace with data. Markers typically are words in CAPS surrounded by three hash...

On Friday I posted another extension to TER. It is called "Yet Another Feed Importer". Why having "yet another"? Continue reading!

New ratings TYPO3 extension has several unique features that make it very useful and convinient for any web site. Here is a short list:

Minimum work for TYPO3 web site administratorVote without reloading a pageCustomize the look of the extension by adding a CSS file

To rate pages of your web site, just put an instance of ratings extension on the page. That's all you need to do.

Comments TYPO3 extension easily integrates with tt_news extension to provide comments to news items displayed by tt_news. Read more inside!

Being an extension author and maintainer myself, I often feel that TYPO3 lacks a significant portion of documentation: a guide about writing extensions properly. As a result we have a set of extensions, sometimes quite stupid (because they do the same that you can do with one line of TypoScript), oftenvery bright, complex and clever but all of them suffer from one or more problems that make these extensions hard to understand, use, extend futher. Even extension authors sometimes have problems...

More and more I hear that people have performance issues in TYPO3. Yes, TYPO3 is resource-hungry. But it really can do lots of transactions per second if you configure your hardware and system software properly. In 4.1 we added several performance enhancements and will do more in 4.2.

At the moment there are several things that should be avoided in TYPO3:

Indexed searchThis gives huge performance impact. Its results are not cached and when you hit search button, it makes lots of queries to...