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Positioning element at center of screen
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In pure functional languages, is there an algorithm to get the inverse function?
...Daniel Wagner
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Changing Ctrl + Tab behavior for moving between documents in Visual Studio
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LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
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Wai Ha Lee
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answered Nov 17 '09 at 0:04
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How to do a scatter plot with empty circles in Python?
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JUnit vs TestNG [closed]
At work we are currently still using JUnit 3 to run our tests. We have been considering switching over to JUnit 4 for new tests being written but I have been keeping an eye on TestNG for a while now. What experiences have you all had with either JUnit 4 or TestNG, and which seems to work better fo...
What are the alternatives now that the Google web search API has been deprecated? [closed]
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You could just send them through like a browser does, and then parse the html, that is what I h...
Unique fields that allow nulls in Django
...L to be equal to NULL for the purpose of uniqueness checks since ticket #9039 was fixed, see:
http://code.djangoproject.com/ticket/9039
The issue here is that the normalized "blank" value for a form CharField is an empty string, not None. So if you leave the field blank, you get an empty string, n...
How to change background color in android app
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You need to use the android:background property , eg
android:background="@color/white"
Als...
Converting timestamp to time ago in PHP e.g 1 day ago, 2 days ago…
...stamp of the format 2009-09-12 20:57:19 and turn it into something like 3 minutes ago with PHP.
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