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Polymorphism vs Overriding vs Overloading

...xample when teaching a class. The canonical "Bank Account" class didn't really express the "abstractness" of the base class. The other canonical example (Animal, make noise) was too abstract for understanding. I was looking for a single base with too obvious subclasses. Actually, goPee() was the...
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Container-fluid vs .container

... element, on the other hand, will constantly resize as you make even the smallest changes to your browser width. share | improve this answer | follow | ...
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Custom attributes - Yea or nay?

... HTML 5 explicitly allows custom attributes that begin with data. So, for example, <p data-date-changed="Jan 24 5:23 p.m.">Hello</p> is valid. Since it's officially supported by a standard, I think this is the best option for custom...
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Career day in kindergarten: how to demonstrate programming in 20 minutes? [closed]

...a lot of paper towels on a table, and got out a loaf of (cheap) bread, a small tub of butter, a small jar of jelly, and a plastic butter knife. I said to the kids, "How many of you think computers are smart?" Most of them raised their hands. I said, "Computers are really dumb. People are smart. ...
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Seedable JavaScript random number generator

... Math.random() function returns a random value between 0 and 1, automatically seeded based on the current time (similar to Java I believe). However, I don't think there's any way to set you own seed for it. ...
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Is it possible to have multiple styles inside a TextView?

..."<b>" + title + "</b>" + "<br />" + "<small>" + description + "</small>" + "<br />" + "<small>" + DateAdded + "</small>")); For an unofficial list of tags supported by this method, refer to this link or this question: Which...
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Round to at most 2 decimal places (only if necessary)

... @James Wow that's really weird- I'm working in the Chrome dev console and I'm noticing that 1.005 * 100 = 100.49999999999999. Math.round(100.49999999999999) evaluates to 100, whereas Math.round(100.5) evaluates to 101. IE9 does the same thing. T...
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How do I set the value property in AngularJS' ng-options?

...ck by obj.value"> </select> How to remember this ugly stuff To all the people who are having hard time to remember this syntax form: I agree this isn't the most easiest or beautiful syntax. This syntax is kind of an extended version of Python's list comprehensions and knowing that helps ...
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What's the difference between ng-model and ng-bind

... @Marc Actually ng-bind binds the text content of the element, not its value. Because of this, it can't be used in <input> elements. – trogdor Aug 14 '13 at 19:57 ...
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Background task, progress dialog, orientation change - is there any 100% working solution?

...eted - I want to dismiss the progess dialog and start a new Activity. But calling dismissDialog sometimes throws an exception (probably because the Activity was destroyed and new Activity hasn't been started yet). ...