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Distinct not working with LINQ to Objects
This is based on an em>x m>ample in "LINQ in Action". Listing 4.16.
9 Answers
9
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What does the “|” (single pipe) do in JavaScript?
...nce bitwise operations only make sense on integers, 0.5 is truncated.
0 | m>x m> is m>x m>, for any m>x m>.
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Can a variable number of arguments be passed to a function?
... This is close, but this is unfortunately not general enough: manyArgs(m>x m> = 3) fails with TypeError. Skumedel's answer shows the solution to this. The key point is that the general signature of a function is f(*list_args, **keyword_args) (not f(*list_args)).
– Eric O Lebigot...
proper hibernate annotation for byte[]
... is
inferred from the type of the
persistent field or property and,
em>x m>cept for string and character types,
defaults to Blob.
And Hibernate will map it to a SQL BLOB that PostgreSQL handles with a oid
.
Is this fim>x m>ed in some recent version of hibernate?
Well, the problem is that I don...
What are “first class” objects?
...ge have.
Depending on the language, this can
imply:
being em>x m>pressible as an anonymous literal value
being storable in variables
being storable in data structures
having an intrinsic identity (independent of any given name)
being comparable for equality with other entities
b...
What do 'lazy' and 'greedy' mean in the contem>x m>t of regular em>x m>pressions?
Could someone em>x m>plain these two terms in an understandable way?
12 Answers
12
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What is the mam>x m>imum amount of RAM an app can use?
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What is the mam>x m>imum amount of memory (in Megabytes / as percentage of the total RAM) that an Android application (that is not a system app) can use?
That varies by device. getMemoryClass() on ActivityManager will give you the value for t...
Comparing two collections for equality irrespective of the order of items in them
...t() to create a corresponding equality comparer. It is more complete than em>x m>isting answers, since it takes nulls into account, implements IEqualityComparer and has some efficiency and edge case checks. plus, it's Microsoft :)
public class MultiSetComparer<T> : IEqualityComparer<IEnumerable...
Ruby: How to get the first character of a string
...l as about everybody else who would like to learn from that question. For em>x m>ample, Mac OS m>X m> comes bundled with Ruby 1.8, so no installation is required for these users.
– Marc-André Lafortune
Apr 28 '10 at 17:11
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Get type name without full namespace
...!type.IsGenericType) return name;
sb.Append(name.Substring(0, name.Indem>x m>Of('`')));
sb.Append("<");
sb.Append(string.Join(", ", type.GetGenericArguments()
.Select(t => t.CSharpName())));
sb.Append(">");
return sb.ToString();
}
Maybe n...