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In Postgresql, force unique on combination of two columns
...I like the suggestion of a primary key over unique here, because we do not allow NULL values in this case. From the PostgeSQL docs: "Note that a unique constraint does not, by itself, provide a unique identifier because it does not exclude null values.)" postgresql.org/docs/8.1/static/ddl-constraint...
WPF TemplateBinding vs RelativeSource TemplatedParent
... at compile time against the type specified in the control template. This allows for much faster instantiation of compiled templates. Just fumble the name in a templatebinding and you'll see that the compiler will flag it.
The binding markup is resolved at runtime. While slower to execute, the...
Revert the `--no-site-packages` option with virtualenv
I have created a virtualenv using the --no-site-packages option and installed lots of libraries. Now I would like to revert the --no-site-packages option and use also the global packages.
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How to get a ListBox ItemTemplate to stretch horizontally the full width of the ListBox?
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Actually this solution doesn't work in Silverlight for some reason. Gabriel's solution on the other hand does
– TimothyP
May 23 '11 at 8:55
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extra qualification error in C++
...n a Visual Studio plugin for Cppcheck (but it's buggy and do not detect in all files)
– altumano
Mar 6 '15 at 11:08
3
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Finding which process was killed by Linux OOM killer
... without knowing what the score means, and that's not documented anywhere. All you might see is the score increase, then the process being killed, so maybe it was the oom killer, or maybe it was something else, there's no way to be sure.
– laurent
Feb 24 at 12:...
Deleting a file in VBA
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1.) Check here. Basically do this:
Function FileExists(ByVal FileToTest As String) As Boolean
FileExists = (Dir(FileToTest) <> "")
End Function
I'll leave it to you to figure out the various error handling needed but these are among ...
Is there a better way to run a command N times in bash?
I occasionally run a bash command line like this:
19 Answers
19
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Hide div after a few seconds
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You can try the .delay()
$(".formSentMsg").delay(3200).fadeOut(300);
call the div set the delay time in milliseconds and set the property you want to change, in this case I used .fadeOut() so it could be animated, but you can use .hide() as well.
http://api.jquery.com/delay/
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How to manually deprecate members
...ike Objective-C, Swift has no preprocessor, so is there still a way to manually deprecate members of a class?
4 Answers
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