大约有 2,253 项符合查询结果（耗时：0.0248秒） [XML]
Clean code to printf size_t in C++ (or: Nearest equivalent of C99's %z in C++)
...uPTR " then what is the question?\n", a);
If you really want to be safe, cast to uintmax_t and use PRIuMAX:
printf("If the answer is %" PRIuMAX " then what is the question?\n", static_cast<uintmax_t>(a));
share
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cleanest way to skip a foreach if array is empty [duplicate]
...item) {
print $item;
}
Note: to all the people complaining about typecast, please note that the OP asked cleanest way to skip a foreach if array is empty (emphasis is mine). A value of true, false, numbers or strings is not considered empty.
In addition, this would work with objects implementi...
What should I do if two libraries provide a function with the same name generating a conflict?
...ULE lib = LoadLibrary("foo.dll");
void *p = GetProcAddress(lib, "bar");
// cast p to the approriate function pointer type (fp) and call it
(*fp)(arg1, arg2...);
FreeLibrary(lib);
would get the address of a function named bar in foo.dll and call it.
I know Unix systems support similar functionalit...
How to Sort a List by a property in the object
...
One must first test for null on the as cast. Which is the whole point of as, as (ha, ha) (Order)obj throws an exception when it fails. if(orderToCompare == null) return 1;.
– radarbob
Oct 16 '14 at 14:30
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How to check that a string is an int, but not a double, etc.?
...
Cast it to int.
if it still have the same value its int;
function my_is_int($var) {
$tmp = (int) $var;
if($tmp == $var)
return true;
else
return false;
}
...
ComboBox: Adding Text and Value to an Item (no Binding Source)
...be the selected answer. But can't we use comboBox1.SelectedText instead of casting .SelectedItem and take .Value?
– Jeffrey Goines
Feb 4 '14 at 0:49
...
How can I post an array of string to ASP.NET MVC Controller without a form?
... = "";
result += dic["firstname"] + dic["lastname"];
// You can even cast your object to their original type because of 'dynamic' keyword
result += ", Age: " + (int) dic["age"];
if ((bool) dic["married"])
result += ", Married";
return result;
}
The real benefit of this solution i...
Are negative array indexes allowed in C?
...ss the array index is explicitly promoted to 64 bits (e.g. via a ptrdiff_t cast). I have actually seen a bug of his nature with the PowerPC version of gcc 4.1.0, but I don't know if it's a compiler bug (i.e. should work according to C99 standard) or correct behaviour (i.e. index needs a cast to 64 b...
Declaring an unsigned int in Java
...nsigned integers. A few operations (division, right shift, comparison, and casting), however, are different. As of Java SE 8, new methods in the Integer class allow you to fully use the int data type to perform unsigned arithmetic:
In Java SE 8 and later, you can use the int data type to represe...
PHP case-insensitive in_array function
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@DarrenCook as far as i know a bool cast would also work (bool)preg_grep('/^'.preg_quote($needle).'$/',$a), as an empty array would cast to false
– arraintxo
Apr 9 '13 at 12:20
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