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Best way to store date/time in mongodb
... useful methods out of the box, which you can use in your map-reduce jobs, for example.
If you need to, you can easily convert Date objects to and from Unix timestamps1), using the getTime() method and Date(milliseconds) constructor, respectively.
1) Strictly speaking, the Unix timestamp is measur...
Is gettimeofday() guaranteed to be of microsecond resolution?
I am porting a game, that was originally written for the Win32 API, to Linux (well, porting the OS X port of the Win32 port to Linux).
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How should I validate an e-mail address?
What's a good technique for validating an e-mail address (e.g. from a user input field) in Android? org.apache.commons.validator.routines.EmailValidator doesn't seem to be available. Are there any other libraries doing this which are included in Android already or would I have to use RegExp?
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TypeError: Missing 1 required positional argument: 'self'
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Tried that before but was missing "()". Is that new in python 3.x?
– DominicM
Jul 8 '13 at 19:25
1
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Returning binary file from controller in ASP.NET Web API
...esses the controller method's result to send data back to the client. Therefore, do not use a using (var stream = …) block. Web API will dispose the stream for you.
Make sure that the stream has its current position set to 0 (i.e. the beginning of the stream's data). In the above example, this is ...
Locking a file in Python
I need to lock a file for writing in Python. It will be accessed from multiple Python processes at once. I have found some solutions online, but most fail for my purposes as they are often only Unix based or Windows based.
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How to download image from url
...nload an image directly from a url in c# if the url does not have an image format at the end of the link? Example of url:
7...
How can I tell PyCharm what type a parameter is expected to be?
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Yes, you can use special documentation format for methods and their parameters so that PyCharm can know the type. Recent PyCharm version supports most common doc formats.
For example, PyCharm extracts types from @param style comments.
See also reStructuredText a...
Django admin: how to sort by one of the custom list_display fields that has no database field
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def get_queryset(self, request):
# def queryset(self, request): # For Django <1.6
qs = super(CustomerAdmin, self).get_queryset(request)
# qs = super(CustomerAdmin, self).queryset(request) # For Django <1.6
qs = qs.annotate(models.Count('order'))
return ...
Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh
... but I would like to find out the cause of the problem and hopefully a fix for it.
12 Answers
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