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mongoDB/mongoose: unique if not null
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answered Mar 13 '12 at 22:23
JohnnyHKJohnnyHK
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Run cron job only if it isn't already running
...for a really long time.
– soger
Jun 22 '16 at 12:27
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I also created a nice cron template gist he...
How do I revert to a previous package in Anaconda?
...ay have to run each:
conda install --revision 21
conda install --revision 22
conda install --revision 23
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Can I simultaneously declare and assign a variable in VBA?
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22
You can sort-of do that with objects, as in the following.
Dim w As New Widget
But not with ...
Bootstrap 3 modal vertical position center
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FinikFinik
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Computational complexity of Fibonacci Sequence
... be 2^n.
– Devendra
Jul 17 '14 at 6:22
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Checking if a folder exists (and creating folders) in Qt, C++
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227
To check if a directory named "Folder" exists use:
QDir("Folder").exists();
To create a new...
Adding a user to a group in django
...on the field.
– sox with Monica
Oct 22 '19 at 9:45
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Why do I want to avoid non-default constructors in fragments?
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answered Aug 21 '12 at 22:08
nistv4nnistv4n
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Is there anyway to exclude artifacts inherited from a parent POM?
...arent's configuration)
– Miguel
Apr 22 '10 at 10:26
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