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How to Sort a List by a property in the object
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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.?
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Cast it to int.
if it still have the same value its int;
function my_is_int($var) {
$tmp = (int) $var;
if($tmp == $var)
return true;
else
return false;
}
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Are negative array indexes allowed in C?
...ss the array index is explicitly promoted to 64 bits (e.g. via a ptrdiff_t cast). I have actually seen a bug of his nature with the PowerPC version of gcc 4.1.0, but I don't know if it's a compiler bug (i.e. should work according to C99 standard) or correct behaviour (i.e. index needs a cast to 64 b...
Declaring an unsigned int in Java
...nsigned integers. A few operations (division, right shift, comparison, and casting), however, are different. As of Java SE 8, new methods in the Integer class allow you to fully use the int data type to perform unsigned arithmetic:
In Java SE 8 and later, you can use the int data type to represe...
PHP case-insensitive in_array function
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@DarrenCook as far as i know a bool cast would also work (bool)preg_grep('/^'.preg_quote($needle).'$/',$a), as an empty array would cast to false
– arraintxo
Apr 9 '13 at 12:20
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WCF timeout exception detailed investigation
...on it (Should be something like GET /service.svc or POST /service.svc) and select Follow TCP Stream.
Wireshark will decode the entire HTTP Conversation, so you can ensure that WCF is actually sending back responses.
share...
How to round up the result of integer division?
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For C# the solution is to cast the values to a double (as Math.Ceiling takes a double):
int nPages = (int)Math.Ceiling((double)nItems / (double)nItemsPerPage);
In java you should do the same with Math.ceil().
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Converting SVG to PNG using C# [closed]
...recursive function to loop through the children of the SVGDocument, try to cast it to a SvgText if possible (add your own error checking) and set the font family and style.
foreach(var child in svgDocument.Children)
{
SetFont(child);
}
public void SetFont(SvgElement element...
Converting from a string to boolean in Python?
... have just spent 4 hours trying to debug my code. My mistake was trying to cast bool("False"). It will always cast to True.
– Ev.
Sep 2 '16 at 12:37
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Is there a way to iterate over a slice in reverse in Go?
...rface{} will not take a []string as input anymore. Even if string can be casted in interface{}, []string cannot be casted in []interface{}. Unfortunately, the present reverse function is the kind of function that needs to be rewritten a lot.
– user983716
Oct...