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A non well formed numeric value encountered
...o a DB. I am having problems validating this. I keep getting the following errors
9 Answers
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Proper way to handle multiple forms on one page in Django
... @meteorainer if you use number one, is there a way to pass the errors back to the forms in the parent view that instantiates these, without using either the messages framework or query strings? This answer seems the closest, but here it's still just one view handling both forms: stackove...
In what cases do I use malloc and/or new?
...;
struct foo {
double d[5];
};
int main() {
foo *f1 = malloc(1); // error, no cast
foo *f2 = static_cast<foo*>(malloc(sizeof(foo)));
foo *f3 = static_cast<foo*>(malloc(1)); // No error, bad
}
It's worse than that though. If the type in question is POD (plain old data) then yo...
How do you determine the size of a file in C?
...struct stat definition, which was missing the variable name.
Returns -1 on error instead of 0, which would be ambiguous for an empty file. off_t is a signed type so this is possible.
If you want fsize() to print a message on error, you can use this:
#include <sys/stat.h>
#include <sys/ty...
Invalid postback or callback argument. Event validation is enabled using '
I am getting the following error when I post back a page from the client-side. I have JavaScript code that modifies an asp:ListBox on the client side.
...
Swift class introspection & generics
...ft class I tried...
class MyClass {
}
let MyClassRef = MyClass.self
// ERROR :(
let my_obj = MyClassRef()
Hmm… the error says:
Playground execution failed: error: :16:1: error: constructing an object of class type 'X' with a metatype value requires an '@required' initializer
Y().me()
...
Index (zero based) must be greater than or equal to zero
Hey I keep getting an error:
8 Answers
8
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Attempted to read or write protected memory. This is often an indication that other memory is corrup
... hoping someone can enlighten me as to what could possibly be causing this error:
26 Answers
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How to recursively list all the files in a directory in C#?
...und the inner foreach loop otherwise it does not continue of access denied errors
– Shaun Vermaak
Feb 27 '17 at 15:26
3
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Meaning of epsilon argument of assertEquals for double values
...epsilon would be 0 (100% accuracy, no exceptions). If you want a margin of error (say for degrees) you could set epsilon to 1 meaning that, for example, 64.2° is the same as 64.8° (since abs(64.8-64.2) < 1)
– Pieter De Bie
Sep 25 '15 at 8:14
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