Today I run, for the first time, the marathon. The marathon distance is 42.195 km. I finished it in 4:28 (i.e. a little under 4 hours and a half). Although I drank a lot of isotonic drinks and water (about 2 liters) during the course, at the end of the course I was weighting with [...]
I’ve just seen the new web application Jottit, and I liked the way they get simplicity right. Because simplicity and elegance is not only in the way it looks, but also: in the size of the web pages, in the URL naming scheme, and most importantly in the interaction design. About the web page size, [...]
The problem Let’s consider the classical ITU-T 12-key phone keypad: 1 2 abc 3 def 4 ghi 5 jkl 6 mno 7pqrs 8 tuv 9 wxyz * 0 # There are two main ways to enter text using it (for example when writing an SMS): multi-tap, and predictive text input. Predictive [...]
In Java, a class literal is a construct of the form String.class, which returns the Class object that corresponds to the named class. You can use this to test the exact class of an object, like this: boolean isInteger(Object obj) { return obj.getClass() == Integer.class; } (A similar goal can be achieved by using instanceof, [...]