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How can I get the list of files in a directory using C or C++?
..._name);
}
closedir (dir);
} else {
/* could not open directory */
perror ("");
return EXIT_FAILURE;
}
It is just a small header file and does most of the simple stuff you need without using a big template-based approach like boost(no offence, I like boost!).
The author of the windows co...
How can I use getSystemService in a non-activity class (LocationManager)?
...
getActivity() method is undefined for the class. This error shows up.
– Darpan
Aug 4 '14 at 14:44
...
`new function()` with lower case “f” in JavaScript
...n to someObj, not its instance. And after all it's just an warning, not an error.
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How do I use a custom deleter with a std::unique_ptr member?
...nique<Bar>() {
auto p = create();
if (!p) throw std::runtime_error("Could not `create()` a new `Bar`.");
return { p };
}
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How to re import an updated package while in Python Interpreter? [duplicate]
I often test my module in the Python Interpreter, and when I see an error, I quickly update the .py file. But how do I make it reflect on the Interpreter ? So, far I have been exiting and reentering the Interpreter because re importing the file again is not working for me.
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Can I simultaneously declare and assign a variable in VBA?
...im ws as New Worksheet: set ws = ActiveWorkbook.Worksheets("Sheet1") would error out like a any other invalid operation in VBA.
– GoldBishop
Oct 10 '12 at 19:06
3
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Is it possible to make abstract classes in Python?
...t recent call last):
File "<stdin>", line 1, in <module>
TypeError: Can't instantiate abstract class Abstract with abstract methods foo
>>> class StillAbstract(Abstract):
... pass
...
>>> StillAbstract()
Traceback (most recent call last):
File "<stdin>", ...
Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
...ng literals to be formally
treated as arrays of const char (for
better error catching).
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How to check if an object is nullable?
...or what it's worth, this doesn't work in VB.NET. It results in a compiler error of "Overload resolution failed because no accessible 'IsNullable' is most specific for these arguments" in all situations where True would be returned.
– ckittel
Aug 23 '11 at 18:3...
Using comparison operators in Scala's pattern matching system
... drop[A](l: List[A], n: Int): List[A] = l match {
case Nil => sys.error("drop on empty list")
case xs if n <= 0 => xs
case _ :: xs => drop(xs, n-1)
}
link to scala fiddle : https://scalafiddle.io/sf/G37THif/2
as you can see the case xs if n <= 0 => xs statem...