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Reliable method to get machine's MAC address in C#
...d=true");
IEnumerable<ManagementObject> objects = searcher.Get().Cast<ManagementObject>();
string mac = (from o in objects orderby o["IPConnectionMetric"] select o["MACAddress"].ToString()).FirstOrDefault();
return mac;
}
Or in Silverlight (needs elevated trust):
public st...
How to sum up elements of a C++ vector?
...he vector has float. The result can be subtly wrong, and the compiler will cast the result back up to a float without telling you.
– nneonneo
Feb 19 '13 at 3:30
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How can I get the SQL of a PreparedStatement?
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It doesn't work and throws ClassCastException: java.lang.ClassCastException: oracle.jdbc.driver.T4CPreparedStatement cannot be cast to com.mysql.jdbc.JDBC4PreparedStatement
– Ercan
Apr 4 '19 at 13:15
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Rotating a two-dimensional array in Python
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^ note that you have to cast the result of zip to a list in Python 3.x!
– RYS
Feb 11 '18 at 2:18
add a comment
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Platform independent size_t Format specifiers in c?
... C89/C90. If you're aiming for C89-compliant code, the best you can do is cast to unsigned long and use the l length modifier instead, e.g. printf("the size is %lu\n", (unsigned long)size);; supporting both C89 and systems with size_t larger than long is trickier and would require using a number of...
How to find out if you're using HTTPS without $_SERVER['HTTPS']
... I had a small problem with $_SERVER['SERVER_PORT'] !== 443 I had to cast $_SERVER['SERVER_PORT] to an integer like so: intval($_SERVER['SERVER_PORT]) !== 443
– m.e.conroy
Jun 12 '15 at 15:34
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Grep and Sed Equivalent for XML Command Line Processing
...lt;/root>
Powershell script:
# load XML file into local variable and cast as XML type.
$doc = [xml](Get-Content ./test.xml)
$doc.root.one #echoes "I like applesauce"
$doc.root.one = "Who doesn't like applesauce?" #replace inner text of <one> node
# cr...
PostgreSQL query to return results as a comma separated list
...e taking an int for its first argument so I did something like: string_agg(CAST(id as varchar), ',') instead.
– JZC
Jun 22 '15 at 17:24
17
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Rails detect if request was AJAX
...context, you have to treat them not as not booleans, but ones that will be cast to bool. Above env['HTTP_X_REQUESTED_WITH'] =~ /XMLHttpRequest/ returns 0 not false. And 0 is actually truthy, not falsey in ruby: 0 || 1 => 0 But I'm going to alter my post for clarity.
– pixele...
Using generic std::function objects with member functions in one class
... Just add a little tip: member function pointer can be implicitly cast to std::function, with extra this as it's first parameter, like std::function<void(Foo*, int, int)> = &Foo::doSomethingArgs
– landerlyoung
Nov 25 '19 at 6:44
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