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Why doesn't the example compile, aka how does (co-, contra-, and in-) variance work?
...yVal] is expected. This is really a very intuitive way for generics to work, but it turns out that it is unsound (breaks the type system) when used in the presence of mutable data. This is why generics are invariant in Java. Brief example of unsoundness using Java arrays (which are erroneously co...
How do you get a string to a character array in JavaScript?
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meder omuralievmeder omuraliev
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HTML list-style-type dash
...t: bearing in mind that this is not supported in IE 7 or below. If you're OK with that then this is your best solution. See the Can I Use or QuirksMode CSS compatibility tables for full details.
A slightly nastier solution that should work in older browsers is to use an image for the bullet point a...
How to search for a string in cell array in MATLAB?
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I guess the following code could do the trick:
strs = {'HA' 'KU' 'LA' 'MA' 'TATA'}
ind=find(ismember(strs,'KU'))
This returns
ans =
2
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What is Microsoft.csharp.dll in .NET 4.0
...t is this new assembly used for? It does not seem to contain much after looking at it using Reflector and Google does not seem to have much to say about it either.
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Are Swift variables atomic?
..., does not have thread safety built in.
We can speculate that additional keywords (similar to @lazy) might be introduced later on.
Update 07/20/15: according to this blogpost on singletons swift environment can make certain cases thread safe for you, i.e.:
class Car {
static let sharedCar: C...
Maximum number of threads in a .NET app?
...ion? And what happens when you reach this limit? Is an exception of some kind thrown?
7 Answers
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How to find all positions of the maximum value in a list?
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SilentGhostSilentGhost
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Remove duplicated rows using dplyr
I have a data.frame like this -
6 Answers
6
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Search All Fields In All Tables For A Specific Value (Oracle)
...this statement below
to find an appropriate column based on
what I think it should be named but it
returned no results.*
SELECT * from dba_objects WHERE
object_name like '%DTN%'
A column isn't an object. If you mean that you expect the column name to be like '%DTN%', the query you want is...