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How to get the original value of an attribute in Rails
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ActiveRecord's attributes_before_type_cast method returns a hash of attributes before typecasting and deserialization have occurred.
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Is there StartsWith or Contains in t sql with variables?
...xpress Edition%'
Example:
DECLARE @edition varchar(50);
set @edition = cast((select SERVERPROPERTY ('edition')) as varchar)
DECLARE @isExpress bit
if @edition like 'Express Edition%'
set @isExpress = 1;
else
set @isExpress = 0;
print @isExpress
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Serializing PHP object to JSON
... members regardless of visibility or type) to an associative array, or typecasting it to stdClass? I'm thinking in the direction of Reflection, but if not, I'll just figure out something to recursively perform it.
– Dan Lugg
Jul 26 '11 at 21:28
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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 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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How to reverse a singly linked list using only two pointers?
... this the same way you can swap two numbers without using a third. Simply cast the pointers to a int/long and perform the XOR operation a couple of times. This is one of those C tricks that makes for a fun question, but doesn't have any practical value.
Can you reduce the O(n) complexity? No, ...
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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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...
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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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
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