As I'm convinced that it's just a matter of time before QR (Quick Response) codes are a standard in our daily lives, I played around a bit. I found out that Google added QR codes to their Chart API, and wrote a little piece of code.
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Last week I received a text message from my operator that I've used 80% of my network traffic on my mobile phone. I was quite surprised as I never got such a warning before in the two years that I've been using mobile Internet. As it's very expensive to use more traffic than included in my contract I searched for a simple application to help me keep track of my current usage.
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After over a year suffering from my LG Viewty, which has really been a waste of money, I finally have a new phone: the HTC Hero. For some people it might not be enough, but I'm very satisfied about it. One of the main reasons I chose for this phone is its Operating System, Google Android.
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If you are building a web application or website, there's a big chance you want your visitors to register for certain features, and to login to visit user-only pages. Instead of writing your own code for this, you can also choose to use open source and free user management systems from the web.
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