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How to get all count of mongoose model?
...ent.
Both methods return a mongoose query object, which can be executed in one of the following two ways. Use .exec() if you want to execute a query at a later time.
The solution
Option 1: Pass a callback function
For example, count all documents in a collection using .countDocuments():
someModel.co...
In vim, how do I get a file to open at the same line number I closed it at last time?
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Finally someone points out that my .viminfo is owned by root for some reason! This needs to be in the other 100 documentations that I read.
– Jack
May 29 '15 at 22:19
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What is the purpose of mock objects?
...r the words 'mock objects' thrown around a lot. In layman's terms, can someone explain what mock objects are, and what they are typically used for when writing unit tests?
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converting a .net Func to a .net Expression
...If there's any way you could do so (due to optimizations and other things done by the compiler, some data might be thrown away, so it might be impossible to get the original expression back), it'd be disassembling the IL on the fly and inferring the expression (which is by no means easy). Treating l...
How to set the text color of TextView in code?
...r android:textColorLink="..." in XML
– WOUNDEDStevenJones
Oct 18 '12 at 22:46
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@Nanne It would b...
How to correctly dismiss a DialogFragment?
...Control of the dialog (deciding when to show, hide, dismiss it) should be done through the API here, not with direct calls on the dialog.
Thus, you should not use getDialog().dismiss(), since that would invoke dismiss() on the dialog. Instead, you should use the dismiss() method of the DialogFragm...
getting the ng-object selected with ng-change
...electedItem.code might not always give you the updated model value. Has anyone seen that when using ng-change?
– Karl
Aug 4 '14 at 19:38
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How to “test” NoneType in python?
I have a method that sometimes returns a NoneType value. So how can I question a variable that is a NoneType? I need to use if method, for example
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INNER JOIN ON vs WHERE clause
...control the JOIN order: which table is scanned in the outer loop and which one is in the inner loop.
You cannot control this in MySQL using WHERE syntax.
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How is Pythons glob.glob ordered?
...all and uses the order at which entries appear in the filesystem, i.e. the one you get when using ls -U. (At least on my machine this produces the same order as listing glob matches).
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