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Java JUnit: The method X is ambiguous for type Y
...ls(Object, Object) and assertEquals(double, double) both of which could be called, thanks to autoboxing.
To avoid the ambiguity, make sure that you either call assertEquals(Object, Object) (by passing two Doubles) or assertEquals(double, double) (by passing two doubles).
So, in your case, you sho...
Get a list of all the files in a directory (recursive)
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How can I list all folders on directory ?
– Carlos Andres
Aug 7 '18 at 13:57
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What is the meaning of id?
... unlike void * it always points to an Objective-C object. For example, you can add anything of type id to an NSArray, but those objects must respond to retain and release.
The compiler is totally happy for you to implicitly cast any object to id, and for you to cast id to any object. This is unlike...
relative path in BAT script
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@mozzbozz If you can guarantee that %~dp0 will always have a trailing backslash both statements will work. Otherwise the one with the additional backslash is the safer variant.
– Ansgar Wiechers
Nov 5 '1...
ThreadStatic v.s. ThreadLocal: is generic better than attribute?
[ThreadStatic] is defined using attribute while ThreadLocal<T> uses generic.
Why different design solutions were chosen?
What are the advantages and disadvantages of using generic over attributes in this case?
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How do I prevent angular-ui modal from closing?
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While you creating your modal you can specify its behavior:
$modal.open({
// ... other options
backdrop : 'static',
keyboard : false
});
share
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What is the PostgreSQL equivalent for ISNULL()
In MS SQL-Server, I can do:
5 Answers
5
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Get time difference between two dates in seconds
... the comments unless you're using typescript.
The explanation
You need to call the getTime() method for the Date objects, and then simply subtract them and divide by 1000 (since it's originally in milliseconds). As an extra, when you're calling the getDate() method, you're in fact getting the day o...
What is the proper #include for the function 'sleep()'?
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I had not! Thank you! it was just kind of bothering me, because the book said that the <stdlib.h> would get rid of the warning... weird haha @simonc
– trludt
Feb 11 '13 at 18:05
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@RequestParam in Spring MVC handling optional parameters
...equired = false for name and password request parameters as well. That's because, when you provide just the logout parameter, it actually expects for name and password as well as they are still mandatory.
It worked when you just gave name and password because logout wasn't a mandatory parameter tha...