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Sound effects in JavaScript / HTML5
...io objects directly:
var snd = new Audio("file.wav"); // buffers automatically when created
snd.play();
There's no support for mixing in current version of the spec.
To play same sound multiple times, create multiple instances of the Audio object. You could also set snd.currentTime=0 on the obj...
Using “like” wildcard in prepared statement
...
@Alain: Thank you. Just wondering, does this apply to all RDBMS the world is aware of? Perhaps '%' || ? || '%' as mentioned in 1st comment was better, after all? I don't have the opportunity to experiment right now.
– BalusC
Dec 23 '15 at 2...
How to calculate moving average without keeping the count and data-total?
... This is not entirely correct. What @Muis describes is an exponentially weighted moving averge, which is sometimes appropriate but is not precisely what the OP requested. As an example, consider the behaviour you expect when most of the points are in the range 2 to 4 but one value is upward...
Change Author template in Android Studio
...de Templates -> Includes -> File Header prepend the #set() function call, for example:
#set( $USER = "Your name" )
/**
* Created by ${USER} on ${DATE}.
*/
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Github: Can I see the number of downloads for a repo?
...in his (upvoted) answer, does use that field in his python script.
(very small extract)
c.setopt(c.URL, 'https://api.github.com/repos/' + full_name + '/releases')
for p in myobj:
if "assets" in p:
for asset in p['assets']:
print (asset['name'] + ": " + str(asset['download_co...
How do I concatenate or merge arrays in Swift?
...ith Sequence's flatMap(_:) method
Swift provides a flatMap(_:) method for all types that conform to Sequence protocol (including Array). flatMap(_:) has the following declaration:
Returns an array containing the concatenated results of calling the given transformation with each element of this ...
How do I intercept a method call in C#?
... like to have tracing functionality i.e. I would like to log every method call (method signature and actual parameter values) and every method exit (just the method signature).
...
How is null + true a string?
...t's walk through this in turn.
X is the null type here - or not a type at all, if you want to think of it that way. It's not providing any candidates. Y is bool, which doesn't provide any user-defined + operators. So the first step finds no user-defined operators.
The compiler then moves on to the...
Is there any overhead to declaring a variable within a loop? (C++)
...
Stack space for local variables is usually allocated in function scope. So no stack pointer adjustment happens inside the loop, just assigning 4 to var. Therefore these two snippets have the same overhead.
...
Is Redis just a cache?
... Sorted by Votes
Next, we want to retrieve questions for each tag. But SO allows you to see top voted questions, new questions or unanswered questions under each tag.
To model this, we use Redis' Sorted Set feature. A Sorted Set allows you to associate a score with each element. You can then retri...