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How to select the first element in the dropdown using jquery?
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What you want is probably:
$("select option:first-child")
What this code
attr("selected", "selected");
is doing is setting the "selected" attribute to "selected"
If you want the selected options, regardless of whether ...
Delete file from internal storage
... Tried a variant with Contex.deletFile(), which didn't work. Below is what seemed to work.
– Crunch
Apr 1 '11 at 4:24
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Can Google Chrome open local links?
...gue that it is bad practice only under certain circumstances. For example, what if this was within a corporate intranet with a restricted set of users? While it can be bad practice, those who chose to misuse the feature must be held accountable for their actions rather than having a useful protocol ...
Dependency injection with Jersey 2.0
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What about the EntityManager? Any hint how to bind it, so I can Inject it via @PersistenceContext ?
– Johannes Staehlin
Jun 18 '13 at 9:15
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Convert floats to ints in Pandas?
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@alancalvitti what is your intention here to preserve the values or the dtype? If it's dtype then you need to create those columns as dtype object so it allows mixed, otherwise my advice would be to just use float and when doing comparison...
Semaphore vs. Monitors - what's the difference?
What are the major differences between a Monitor and a Semaphore ?
6 Answers
6
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Numpy index slice without losing dimension information
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@Lisa: x[None, 10] will do what you want.
– naught101
Jun 17 '16 at 1:02
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What is the ultimate postal code and zip regex?
...thers dots, the number of characters can vary from two to at least six...
What you could do (theoretically) is create a seperate regex for every country in the world, not recommendable IMO. But you would still be missing on the validation part: Zip code 12345 may exist, but 12346 not, maybe 12344 d...
Modulo operation with negative numbers
...b) * b + a%b shall equal a
This makes sense, logically. Right?
Let's see what this leads to:
Example A. 5/(-3) is -1
=> (-1) * (-3) + 5%(-3) = 5
This can only happen if 5%(-3) is 2.
Example B. (-5)/3 is -1
=> (-1) * 3 + (-5)%3 = -5
This can only happen if (-5)%3 is -2
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GetType() can lie?
...lead a fellow developer if GetType was virtual on object, which it isn't.
What you did is akin to shadowing GetType, like this:
public class BadFoo
{
public new Type GetType()
{
return typeof(int);
}
}
with this class (and using the sample code from the MSDN for the GetType()...