Caching data. If you are a developer you must have heard about it somewhere. Is it really that important? There is only one thing I can say to that: yes!
There are a lot of reasons why you should start caching data that has been calculated. The most common reason is to keep the owner of the data happy, saving him/her bandwidth and server capacity.
In this article I will be telling you how to cache data given from an external service, but can also be used to save local results.
In the first few weeks of my website’s existence, the spam machine left my website alone. But as soon as my site got linked on various webpages around the world. The spam started to slip in. Online casinos, free slot machines and oh-so-hot girls.
There had to be something to quickly protect my site against spam. I know captcha works quite well, but the problem with captcha is that users always have to read unreadable images. These impossible captchas annoy the hell out of me, so that was out of the question.
I know Wordpress has a nice plugin called Akismet which is filtering spam quite good. I’ve been using it for some time on my DS article site, and it has been filtering a lot of spam.
Since webservices and RESTful services are becoming more and more popular, XML is getting a common format to exchange information. XML is easy to read and has a nice tree structure, which can be easily interpreted.
This post will show you how easy it is to read XML in PHP.
In this tutorial I’ll teach you how to read information which a simple webservice provides. The webservice I choose is Last.fm. It’s quick, fun and has a lot of features. We’ll use the Recent Tracks information of a user profile.
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