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Does .NET have a way to check if List a contains all items in List b?
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If you're using .NET 3.5, it's easy:
public class ListHelper<T>
{
public static bool ContainsAllItems(List<T> a, List<T> b)
{
return !b.Except(a).Any();
}
}
This checks whether there are any elements in b ...
Return only string message from Spring MVC 3 Controller
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@ResponseBody
public String foo() {
return "Response!";
}
From: 15.3.2.6 Mapping the response body with the @ResponseBody annotation:
The @ResponseBody annotation [...] can be put on a method and indicates that the return type should be written straight to the HTTP response body (and not...
What is the difference between NULL, '\0' and 0?
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358
Note: This answer applies to the C language, not C++.
Null Pointers
The integer constant l...
Likelihood of collision using most significant bits of a UUID in Java
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213
According to the documentation, the static method UUID.randomUUID() generates a type 4 UUID.
Th...
css overflow - only 1 line of text
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362
If you want to restrict it to one line, use white-space: nowrap; on the div.
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Dynamically adding properties to an ExpandoObject
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Stephen ClearyStephen Cleary
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What's the “big idea” behind compojure routes?
...Compojure project -- many things were moved to separate libraries at the 0.3.x -> 0.4.x transition). A route is defined by (1) an HTTP method (GET, PUT, HEAD...), (2) a URI pattern (specified with syntax which will apparently be familiar to Webby Rubyists), (3) a destructuring form used in bindi...
Adding 'serial' to existing column in Postgres
I have a small table (~30 rows) in my Postgres 9.0 database with an integer ID field (the primary key) which currently contains unique sequential integers starting at 1, but which was not created using the 'serial' keyword.
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