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How to change language of app when user selects language?
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It's excerpt for the webpage: http://android.programmerguru.com/android-localization-at-runtime/
It's simple to change the language of your app upon user selects it from list of languages. Have a method like below which accepts the locale as String (like...
How does the Amazon Recommendation feature work?
...that Amazon could potentially use, but likely doesn't, are described here: http://blog.echen.me/2011/02/15/an-overview-of-item-to-item-collaborative-filtering-with-amazons-recommendation-system/
A lot of what Dave describes is almost certainly not done at Amazon. (Ratings by those in my social netw...
PHP - Extracting a property from an array of objects
...s)
$result = Arrays::map($arr, Functions::extract()->id);
Check out: http://ouzo.readthedocs.org/en/latest/utils/functions.html#extract
See also functional programming with ouzo (I cannot post a link).
What is JavaScript's highest integer value that a number can go to without losing precision?
..._INT; i < MAX_INT + 2; ++i) {
// infinite loop
}
Further reading: http://blog.vjeux.com/2010/javascript/javascript-max_int-number-limits.html
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What is an efficient way to implement a singleton pattern in Java? [closed]
... statement and difficult to understand why it is necessary.
For details : http://www.cs.umd.edu/~pugh/java/memoryModel/DoubleCheckedLocking.html
Now we are sure about evil thread but what about the cruel serialization? We have to make sure even while de-serialiaztion no new object is created
clas...
Is it possible to create static classes in PHP (like in C#)?
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XML Schema minOccurs / maxOccurs default values
...a valid combination which makes the element prohibited.
For more info see http://www.w3.org/TR/xmlschema-0/#OccurrenceConstraints
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CSS3 gradient background set on body doesn't stretch but instead repeats?
...page, but not a complete one. Here is what I do:
Create a gradient here: http://www.colorzilla.com/gradient-editor/
Set gradient on HTML instead of BODY.
Fix the background on HTML with "background-attachment: fixed;"
Turn off the top and bottom margins on BODY
(optional) I usually create a <DI...
Is there a list of Pytz Timezones?
...way to specify the timezone.
You can find a list of timezone names here: http://en.wikipedia.org/wiki/List_of_tz_database_time_zones
Note that this list contains a lot of alias names, such as US/Eastern for the timezone that is properly called America/New_York.
If you programatically want to crea...
What is the difference between trie and radix trie data structures?
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