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Month: June 2008

Clean input variable PHP

Published by Greg Winiarski on June 29, 2008

Some time ago i wrote a post about query string and i think i pretty well covered that topic, however i didn’t mentioned one thing … cleaning input variables. In fact it is much more important to know how to clean $_POST and $_GET arrays then know how to handle query string, because variables sent by user are the only way to hack your script, it is that simple, if you take care of input variables then your script is 100% safe.

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Using PHP cURL to read RSS feed XML

Published by Greg Winiarski on June 19, 2008

I very rearly, use feeds, i prefer to go to my favourite website and see what is going on instead of downloading their content to my computer with some RSS reader. However the fact is feeds are getting popular and people are searching for a ways to access and easily automatically parse those feeds with PHP, and because RSS and ATOM are nothing more then XML documents then i have for you really simple way of handling those feeds which i want to share with you (thru my blog as well thru my blog feeds :)). Continue reading Using PHP cURL to read RSS feed XML

Is Cheap Hosting really cheap?

Published by Greg Winiarski on June 13, 2008

To be honest i am not a big fan of cheap web hosting, however my web hosting costs me less then 25$ a year! This is about 2$ a month, talk about cheap hosting right? 🙂 Despite the price i am very satisfied with my hosting provider: great customer support and no down times since two years. Hmmm i believe it sounds like a great (or rather obvious) sales page but it is not, mainly because my hosting provider is only available in Poland.

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PHP Query String

Published by Greg Winiarski on June 12, 2008

Query string plays important role in building web applications, especially if you want to make nice urls without question mark and many key, value pairs, actually it is not so easy to design application with nice urls however it is always worth doing so, because it not only looks very proffessional, such URLs are search engine friendly, which means that they will get indexed faster but also it happens that search engines have problems with indexing pages with more then 3 key=value pairs in query string.

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