A blog of my programming experience
The government of Hong Kong has released public transport data set as GTFS. In response, I have built an OpenTripPlanner instance to work on those data as an experiment to have 100% open data public transport routing. The instance is currently accessible…
I started building my own website in 2008 when I was still in secondary school using PHP and (X)HTML. At that time, the PHP version was only 5.2, without modern features like namespaces, late static bindings, closures, type safety, etc. There was…
Nothing, the opposite of something, does not exist. To represent something is trivial, but, how we can represent nothing is a great philosophical problem. What is nothing? Even when put in the context of application, the concept of nothing may not be…
The size of an item in computer displays or printouts depends on a lot of configurations. Font size, DPI/PPI, screen resolution, page zooming, etc. all contribute to the output size. Font sizes are traditionally measured in points, which are used in typography…
I have just realised that I haven’t written a post yet since I successfully entered HKU to study BBA(IS). I’m very happy that I can finally study computer science in university! The subject that I love most! Although I haven’t made much…
I’ve just set up a free tunnel from Hurricane Electric. I can now visit the IPv6 Google site http://ipv6.google.com/
Welcome to this brand-new blog. I will post articles about computing, from general topics to specific. I hope that you’ll enjoy reading my articles.
