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How do I update/upsert a document in Mongoose?
... time, perhaps it's me drowning in sparse documentation and not being able to wrap my head around the concept of updating in Mongoose :)
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Using emit vs calling a signal as if it's a regular function in Qt
...amp;staticMetaObject, 0, 0);
}
And the code emit foo(); is pre-processed to simply foo();
emit is defined in Qt/qobjectdefs.h (in the open-source flavor of the source anyway), like this:
#ifndef QT_NO_EMIT
# define emit
#endif
(The define guard is to allow you to use Qt with other frameworks t...
How many bytes does one Unicode character take?
I am a bit confused about encodings. As far as I know old ASCII characters took one byte per character. How many bytes does a Unicode character require?
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What is the recommended way to use Vim folding for Python code
...enabling code folding in Vim for Python code. I have noticed multiple ways to do so.
11 Answers
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How to check if object has any properties in JavaScript?
...erty(prop)) {
// handle prop as required
}
}
It is important to use the hasOwnProperty() method, to determine whether the object has the specified property as a direct property, and not inherited from the object's prototype chain.
Edit
From the comments: You can put that code in a fu...
adding multiple entries to a HashMap at once in one statement
I need to initialize a constant HashMap and would like to do it in one line statement. Avoiding sth like this:
9 Answers
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Setting EditText imeOptions to actionNext has no effect
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Just add android:maxLines="1" & android:inputType="text" to your EditText. It will work!! :)
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What's the difference between dynamic (C# 4) and var?
I had read a ton of articles about that new keyword that is shipping with C# v4, but I couldn't make out the difference between a "dynamic" and "var".
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background function in Python
I've got a Python script that sometimes displays images to the user. The images can, at times, be quite large, and they are reused often. Displaying them is not critical, but displaying the message associated with them is. I've got a function that downloads the image needed and saves it locally. Rig...
What is the purpose of Verifiable() in Moq?
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ADDENDUM: As the other answer states, the purpose of .Verifiable is to enlist a Setup into a set of "deferred Verify(...) calls" which can then be triggered via mock.Verify().
The OP's clarification makes it clear that this was the goal and the only problem was figuring out why it wasn't wor...