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java.lang.IllegalArgumentException: View not attached to window manager
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I too get this error sometimes when I dismiss dialog and finish activity from onPostExecute method. I guess sometimes activity gets finished before dialog successfully dismisses.
Simple, yet effective solution that works for me
@Override
protecte...
html5 - canvas element - Multiple layers
...out any extension library, is it possible to have multiple layers in the same canvas element?
7 Answers
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PHP Redirect with POST data
I did some research on this topic, and there are some experts who have said that it is not possible , so I would like to ask for an alternative solution.
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JS: Check if date is less than 1 hour ago?
...te) < ONE_HOUR
To get one hour from a date, try
new Date(myDate.getTime() + ONE_HOUR)
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AsyncTask Android example
...ew has been selected. I find the easiest way to do this is via switch statements. I have a complete class edited below with all suggestions to save confusion.
import android.app.Activity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.provider.Settings.System;
import android....
sqlalchemy unique across multiple columns
... that I have a class that represents locations. Locations "belong" to customers. Locations are identified by a unicode 10 character code. The "location code" should be unique among the locations for a specific customer.
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Get application version name using adb
Is there an easy way to get the version name of an application on an Android device using adb shell?
5 Answers
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Why doesn't await on Task.WhenAll throw an AggregateException?
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I don't exactly remember where, but I read somewhere that with new async/await keywords, they unwrap the AggregateException into the actual exception.
So, in catch block, you get the actual exception and not the aggregated one. This helps us w...
__init__ for unittest.TestCase
...estCase's __init__, so you might want to let the base class handle the arguments for you.
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How to flatten only some dimensions of a numpy array
Is there a quick way to "sub-flatten" or flatten only some of the first dimensions in a numpy array?
4 Answers
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