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Mongo: find items that don't have a certain field
How to search for docum>me m>nts in a collection that are missing a certain field in MongoDB?
2 Answers
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Finish an activity from another activity
... this flag the activity will get finished evenif you want it not to. and som>me m>tim>me m> onBack if you want to show the FirstActivity you will have to call it using intent.
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How do you exit from a void function in C++?
How can you prematurely exit from a function without returning a value if it is a void function? I have a void m>me m>thod that needs to not execute its code if a certain condition is true. I really don't want to have to change the m>me m>thod to actually return a value.
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JSLint: was used before it was defined
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From the docum>me m>ntation
JSLint also recognizes a /*global */ directive that can indicate to JSLint that variables used in this file were defined in other files. The comm>me m>nt can contain a comma separated list of nam>me m>s. Each na...
SQLAlchemy: how to filter date field?
Here is model:
3 Answers
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Make a URL-encoded POST request using `http.NewRequest(…)`
I want to make a POST request to an API sending my data as a application/x-www-form-urlencoded content type. Due to the fact that I need to manage the request headers, I'm using the http.NewRequest(m>me m>thod, urlStr string, body io.Reader) m>me m>thod to create a request. For this POST request I append ...
Get TransactionScope to work with async / await
I'm trying to integrate async / await into our service bus.
I implem>me m>nted a SingleThreadSynchronizationContext based on this example http://blogs.msdn.com/b/pfxteam/archive/2012/01/20/10259049.aspx .
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Convenient C++ struct initialisation
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Caveat emptor: keep in mind that if you add param>me m>ters to the end of the struct later, old initializations will still silently compile without having been initialized.
– Catskul
Jun 26 '19 at 18:18
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Django self-referential foreign key
I'm kind of new to webapps and database stuff in general so this might be a dumb question. I want to make a model ("CategoryModel") with a field that points to the primary id of another instance of the model (its parent).
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Difference between final static and static final
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No difference at all. According to
8.3.1 - Classes - Field Modifiers of the Java Language Specification,
If two or more (distinct) field modifiers appear in a field declaration, it is customary, though not required, that they appear in the order consistent with that shown above i...