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C++ Returning reference to local variable
...turned from the function worthless because it now refers to an object that doesn't exist.
int main()
{
int& p = func1();
/* p is garbage */
}
The second version does work because the variable is allocated on the free store, which is not bound to the lifetime of the function call. Howe...
How to determine if a type implements an interface with C# reflection
Does reflection in C# offer a way to determine if some given System.Type type models some interface?
15 Answers
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Repairing Postgresql after upgrading to OSX 10.7 Lion
...tion completely borked when trying to connect to the psql server. When I do it from the command line using
15 Answers
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Stop LastPass filling out a form
... This should be the valid answer. LP seems to respect this attribute and does not require any crazy "search" names or ids or roles.
– Corneliu
Jul 28 '17 at 1:10
28
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How to use Sublime over SSH
...ime-text-2/ (among many other posts) that looks like it might help, but I don't follow it exactly, particularly with what values I should put in for the remote variable in line 5. I set "/Users/path/to/local/copy" to my local root directory, but I don't know if that's right or if there's more to d...
Any reason to prefer getClass() over instanceof when generating .equals()?
...ansitivity requirements of the equals contract.
– Shadow Man
Jul 16 '19 at 0:14
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How to use the toString method in Java?
...
From the Object.toString docs:
Returns a string representation of the
object. In general, the toString
method returns a string that
"textually represents" this object.
The result should be a concise but
informative representation that i...
How to convert a string into double and vice versa?
I want to convert a string into a double and after doing some math on it, convert it back to a string.
12 Answers
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getting the last item in a javascript object
...ociative array in JS using the array markers [] it is really an object. JS does not have associative arrays as such, arrays have indexed access and sequence; objects have associative property access, non-sequential.
– Orbling
Nov 30 '10 at 19:11
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Windows batch file file download from a URL
I am trying to download a file from a website (ex. http://www.example.com/package.zip ) using a Windows batch file. I am getting an error code when I write the function below:
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