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Getting multiple keys of specified value of a generic Dictionary?
... search over it using a value is going to take at least linear time. Your best bet is to simply iterate over the elements in the dictionary and keep track of the matching keys or switch to a different data structure, perhaps maintain two dictionary mapping key->value and value->List_of_keys. ...
Code First: Independent associations vs. Foreign key associations?
...s is what I ended up doing, as Ladislav suggested. It really gives you the best of both worlds; the whole object when you need all its properties, and its ID when you only need the PK and don't care about the rest.
– Daniel Liuzzi
May 13 '11 at 16:30
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How to split a comma-separated string?
...ls.split(",");
If you want to additionally get rid of whitespaces around items:
String[] animalsArray = animals.split("\\s*,\\s*");
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Structs versus classes
...
The best solution is to measure, measure again, then measure some more. There may be details of what you're doing that may make a simplified, easy answer like "use structs" or "use classes" difficult.
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How would you implement an LRU cache in Java?
...lent is. I use this for testing. getSilent does not change LRU score of an item.
First the non-concurrent one....
import java.util.Deque;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;
public class LruCacheNormal<KEY, VALUE> implements LruCache<KEY,VALUE>...
When are you truly forced to use UUID as part of the design?
...
This is by far the best explanation. I don't know why this isn't being voted to the top. Kudos to you Sporkmonger.
– Brad Barker
Apr 24 '09 at 16:36
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Is there any simple way to find out unused strings in Android project?
...ources -> Preview
In the Refactoring Preview, collapse both the views ('Items to be deleted' & 'Unused Resource Declarations')
Right click 'Items to be deleted' -> Exclude
Right click 'Unused Resource Declarations' -> Exclude
Now expand 'Unused Resource Declarations' and under that loca...
Get file name from URI string in C#
...ic string GetFileNameValidChar(string fileName)
{
foreach (var item in System.IO.Path.GetInvalidFileNameChars())
{
fileName = fileName.Replace(item.ToString(), "");
}
return fileName;
}
public static string GetFileNameFromUrl(string url)
{...
How to send a “multipart/form-data” with requests in python?
...partEncoder(
fields=(
('action', 'ingest'),
('item', 'spam'),
('item', 'sausage'),
('item', 'eggs'),
)
)
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How to load json into my angular.js ng-model?
... down list with this data, to look like this...
I want the text of each item to come from the "CompanyName" field, and the ID to come from the "CustomerID" fields.
How would I do it ?
My Angular controller would look like this:
function MikesAngularController($scope, $http) {
$scope.lis...