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What is the difference between a map and a dictionary?
... values. Isn't a dictionary the same? What is the difference between a map and a dictionary 1 ?
11 Answers
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CUDA incompatible with my gcc version
... with CUDA SDK.
I have installed the developers driver (version 270.41.19) and the CUDA toolkit,
then finally the SDK (both the 4.0.17 version).
...
Must JDBC Resultsets and Statements be closed separately although the Connection is closed afterward
.... But if I have the following code, is it necessary to close the Resultset and the Statement?
12 Answers
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To underscore or to not to underscore, that is the question
...nguages? For example since C# is case-sensitive you can call a field "foo" and the public property "Foo" and it works fine.
...
JavaScript: client-side vs. server-side validation
...k to the average user. For example, if they enter an invalid email address and move to the next field, you can show an error message immediately. That way the user can correct every field before they submit the form.
If you only validate on the server, they have to submit the form, get an error mes...
What are dictionary view objects?
...sentially what their name says: views are simply like a window on the keys and values (or items) of a dictionary. Here is an excerpt from the official documentation for Python 3:
>>> dishes = {'eggs': 2, 'sausage': 1, 'bacon': 1, 'spam': 500}
>>> keys = dishes.keys()
>>>...
In Java, when should I create a checked exception, and when should it be a runtime exception? [dupli
When should I create a checked exception, and when should I make a runtime exception?
14 Answers
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Accessing inactive union member and undefined behavior?
...ce (other than answers claiming it's UB but without any support from the standard).
5 Answers
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What C++ Smart Pointer Implementations are available?
...ters shouldn't contain the same object. Assignment will transfer ownership and reset the rvalue auto pointer to a null pointer. Which leads to perhaps the worst drawback; they can't be used within STL containers due to the aforementioned inability to be copied. The final blow to any use case is they...
Does C# have extension properties?
...ot seen as valuable enough to be included in the previous versions of C# standard. C# 7 and C# 8.0 have seen this as proposal champion but it wasn't released yet, most of all because even if there is already an implementation, they want to make it right from the start.
But it will ...
There is an ...