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Building a notification system [closed]
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A notification is about something (object = event, friendship..) being changed (verb = added, requested..) by someone (actor) and reported to the user (subject). Here is a normalized data structure (though I've used MongoDB). You need to no...
Duplicate log output when using Python logging module
I am using python logger. The following is my code:
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Error inflating class fragment
...droid.support.v4.app.Fragment;
And also make sure that the Activity that is using the fragment(s) extends FragmentActivity instead of the regular Activity,
import android.support.v4.app.FragmentActivity;
to get the FragmentActivity class.
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C# Set collection?
Does anyone know if there is a good equivalent to Java's Set collection in C#? I know that you can somewhat mimic a set using a Dictionary or a HashTable by populating but ignoring the values, but that's not a very elegant way.
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How to use a variable for a key in a JavaScript object literal?
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{ thetop : 10 } is a valid object literal. The code will create an object with a property named thetop that has a value of 10. Both the following are the same:
obj = { thetop : 10 };
obj = { "thetop" : 10 };
In ES5 and earlier, you cann...
call a static method inside a class?
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edited Oct 30 '13 at 1:40
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How to provide user name and password when connecting to a network share
...maintain multiple credentials for different locations. I wrap it into an IDisposable and call WNetCancelConnection2 to remove the creds afterwards (avoiding the multiple usernames error):
using (new NetworkConnection(@"\\server\read", readCredentials))
using (new NetworkConnection(@"\\server2\write...
filtering NSArray into a new NSArray in Objective-C
...h objects from the original array that meet certain criteria. The criteria is decided by a function that returns a BOOL .
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What does “S3 methods” mean in R?
...at ?S3 or ?UseMethod, but in a nutshell:
S3 refers to a scheme of method dispatching. If you've used R for a while, you'll notice that there are print, predict and summary methods for a lot of different kinds of objects.
In S3, this works by:
setting the class of objects of
interest (e.g.: the r...
How do I set a variable to the output of a command in Bash?
I have a pretty simple script that is something like the following:
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