Currently millions of people through disability or age find it difficult or impossible to use the web because of accessibility barriers. The international web standards organisation W3C defines accessibility as follows:

"Web accessibility means that people with disabilities can use the Web. More specifically, Web accessibility means that people with disabilities can perceive, understand, navigate, and interact with the Web, and that they can contribute to the Web. W... lees verder »

 

In 2007, Nassim Nicholas Taleb wrote a very influential book called The Black Swan - the title referencing to the idea that no matter how many white swans you see, you can never infer from them the existence of a (much rarer) black swan. The book was concerned with extreme events, particularly in the realm of investing, and how their likelihoods are so commonly underestimated. Taleb argues, among othe... lees verder »

In order to manage the success and popularity of a web site, it needs to be designed to cope with a growing number of users. A site designed to support 50 concurrent users can't serve thousands of simultaneous visitors without collapsing. Thus, the very success of a web site could also be the cause of its failure, if it is not able to sustain the sudden and exponential growth in number of users or requests.

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2 weeks ago, Ibuildings organised the fourth Dutch PHP Conference in the RAI centre in Amsterdam. DPC is a way for us to help PHP developers learn new skills and improve existing ones, but it is also an excellent way to get experts from around the world together and learn about current trends in the PHP ecosystem.


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