Month: December 2014
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Snowflake Christmas card web page on the Raspberry Pi
In this video I will show you how to make an electronic Christmas card for your friends or family using HTML and JavaScript, which means it will be a little web site that anyone can see by going to it in their Internet browser. I’m doing this on the Ra…
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Snowflake Christmas card in Scratch on the Raspberry Pi
In this video I will show you how to make an electronic Christmas card for your friends or family using Scratch. Scratch can work on most computers – you can download it from http://scratch.mit.edu/. Scratch is already installed on your Raspberry Pi if…
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Encoding URLs in Java
To encode a URL in Java, create a new instance of java.net.URI and then call toString() or toASCIIString() on it. DO NOT use java.net.URLEncoder. It is for HTML form encoding, not encoding URLs, despite its name. Each part of a URL must be escaped diff…
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Books that changed my life
Further Programming for the ZX Spectrum by Ian Stewart, Robin Jones Foundation by Isaac Asimov Crime and Punishment by Fyodor Dostoyevsky Structure and Interpretation of Computer Programs by Harold Abelson, Gerald Jay Sussman, Julie Sussman S…
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Why I use Linux
I have used Linux at home for quite a few years, and a couple of years ago I changed my work machine from Windows to Ubuntu Linux. It’s made life at work better for me. Better for me This move has made me much more productive, saving valuable time and …