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Is there more to an interface than having the correct methods
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How did this get selected as the answer? It's a brief description of why polymorphism is useful, but as the poster above said, I would expect a better explanation of multiple interfaces and even more importantly when it is appropriate to use an interface vs an abstract class.
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How to refresh app upon shaking the device?
I need to add a shake feature that will refresh my Android application.
16 Answers
16
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Facebook Architecture [closed]
...state it's not really useful for that many people who are building NEW PHP apps.
There's also PHP to JAVA via things like Resin/Quercus. Again, it doesn't support everything...
Another thing to note is that if you use any non-standard PHP module, you aren't going to be able to convert that code to...
How to play an android notification sound
...anager.TYPE_NOTIFICATION);
Ringtone r = RingtoneManager.getRingtone(getApplicationContext(), notification);
r.play();
} catch (Exception e) {
e.printStackTrace();
}
You can change TYPE_NOTIFICATION to TYPE_ALARM, but you'll want to keep track of your Ringtone r in order to stop playing...
Executors.newCachedThreadPool() versus Executors.newFixedThreadPool()
...implement a custom Thread factory for the below use cases:
To set a more descriptive thread name
To set thread daemon status
To set thread priority
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In Objective-C why should I check if self = [super init] is not nil?
... by standard practices, and then return prematurely if nil, basically your app is still not going to work correctly.
If you think about it, even though that if (self != nil) check is there, for proper operation of your class, 99.99% of the time you actually do need self to be non-nil.
Now, suppose...
Is it a good idea to use Google Guava library for Android development?
I am involved in the development of Android application which is a rather "thick" mobile client for a Web service. It heavily communicates with the server but also has a lot of inner logic too. So, I decided to use some features of Google Guava library to simplify development process. Here is a li...
Git cherry pick vs rebase
...own tip commits in one way or another. Yes, this is a heavily dumbed down description of what git rebase can do, but it's intentional, to try to make the general idea sink in.
Update to further explain an example of using git rebase being discussed.
Given this situation,The Book states:
Howev...
How can I group data with an Angular filter?
...e.js library.
JSFiddle (updated):
http://jsfiddle.net/TD7t3/
The filter
app.filter('groupBy', function() {
return _.memoize(function(items, field) {
return _.groupBy(items, field);
}
);
});
Note the 'memoize' call. This underscore method caches the result of the func...
Socket.IO Authentication
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I also liked the way pusherapp does private channels.
A unique socket id is generated and
sent to the browser by Pusher. This is
sent to your application (1) via an
AJAX request which authorizes the user
to access the channel against your
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