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How do I check if a type is a subtype OR the type of an object?
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Here's the options:
Use Type.IsSubclassOf
Use Type.IsAssignableFrom
is and as
Type.IsSubclassOf
As you've already found out, this will not work if the two types are the same, here's a sample LINQPad program that demonstrates:
void Main()
{
typeof(Derived).IsSubclassOf(typeof(Base)).Dump(...
Unique constraint on multiple columns
...o I add a unique constraint for columns fcode, scode, dcode with t-sql and/or management studio ? fcode, scode, dcode must be unique together.
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How to remove underline from a name on hover
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To keep the color and prevent an underline on the link:
legend.green-color a{
color:green;
text-decoration: none;
}
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improve...
CSS last-child(-1)
... Allen: I don't think he cares if he's already trying to use :nth-child(5) and :last-child. Comments like this should either go on the question or be kept to selves.
– BoltClock♦
Feb 10 '12 at 12:55
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What is the logic behind the “using” keyword in C++?
...aration. The
identifier following the using keyword becomes a typedef-name and the
optional attribute-specifier-seq following the identifier appertains
to that typedef-name. It has the same semantics as if it were
introduced by the typedef specifier. In particular, it does not define
a new type and ...
What is difference between Collection.stream().forEach() and Collection.forEach()?
I understand that with .stream() , I can use chain operations like .filter() or use parallel stream. But what is difference between them if I need to execute small operations (for example, printing the elements of the list)?
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Convert a string to int using sql query
...question since it was in relation to SQL Server 2005, but since it is 2019 and fewer folks are strapped to such an old version of SQL Server, this answer is definitely helpful.
– shaune
Mar 4 '19 at 14:54
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How can I save an image with PIL?
...(PIL) using a post I found earlier to perform fourier transforms of images and I can't get the save function to work. The whole code works fine but it just wont save the resulting image:
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Specifying Maven's local repository location as a CLI parameter
...et the location of the local Maven repository as argument on the Maven command line?
3 Answers
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What is database pooling?
I just wanted to know the concept of database connection pooling and how it is achieved.
6 Answers
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