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Django CharField vs TextField
What is the difference between CharField() and TextField() in Django? The documentation says that CharField() should be used for smaller strings and TextField() should be used for larger strings. Okay, but where is the line drawn between "small" and "large"? What's going on under the ho...
Binding a WPF ComboBox to a custom list
I have a ComboBox that doesn't seem to update the SelectedItem/SelectedValue.
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Named regular expression group “(?Pregexp)”: what does “P” stand for?
... the (?P<group_name>…) syntax allows one to refer to the matched string through its name:
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How exactly does a generator comprehension work?
What does generator comprehension do? How does it work? I couldn't find a tutorial about it.
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Inherit from a generic base class, apply a constraint, and implement an interface in C#
...on. I have a generic class which is inheriting from a generic base class and is applying a constraint to one of the type parameters. I also want the derived class to implement an interface. For the life of me, I cannot seem to figure out the correct syntax.
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Initializing a two dimensional std::vector
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What's the false operator in C# good for?
There are two weird operators in C#:
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find filenames NOT ending in specific extensions on Unix?
Is there a simple way to recursively find all files in a directory hierarchy, that do not end in a list of extensions? E.g. all files that are not *.dll or *.exe
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How do I limit the number of results returned from grep?
I would like to say 10 lines max from grep.
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Are static class instances unique to a request or a server in ASP.NET?
...ite, are static classes unique to each web request, or are they instantiated whenever needed and GCed whenever the GC decides to disposed of them?
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