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How do I get a class instance of generic type T?
... of Foo , I want to get the class instance of type T , but I just can't call T.class .
21 Answers
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NULL values inside NOT IN clause
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@Ian - It looks like "A NOT IN ( 'X', 'Y' )" actually is an alias for A <> 'X' AND A <> 'Y' in SQL. (I see that you discovered this yourself in stackoverflow.com/questions/3924694/…, but wanted to make sure your objection was addressed in this question.)
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Why does casting int to invalid enum value NOT throw exception?
...is backed by another value type (int, short, byte, etc), and so it can actually have any value that is valid for those value types.
I personally am not a fan of the way this works, so I made a series of utility methods:
/// <summary>
/// Utility methods for enum values. This static type will...
Replacement for deprecated -sizeWithFont:constrainedToSize:lineBreakMode: in iOS 7?
...ample: NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init]; paragraphStyle.lineBreakMode = NSLineBreakByWordWrapping; In the attributes you would then need to add NSParagraphStyleAttributeName: paragraphStyle.copy...
– Florian Friedrich
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When to use the brace-enclosed initializer?
...py (=) initialization (because then in case of error, you'll never accidentally invoke an explicit constructor, which generally interprets the provided value differently). In places where copy initialization is not available, see if brace initialization has the correct semantics, and if so, use that...
Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
...at starting the URL with a double slash inherits the current protocol. Do all browsers support this technique?
6 Answers
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Proper use of 'yield return'
...must have the complete list before returning.
By using yield-return, you really only need to have the next item before returning.
Among other things, this helps spread the computational cost of complex calculations over a larger time-frame. For example, if the list is hooked up to a GUI and the us...
Eclipse “Invalid Project Description” when creating new project from existing source
...m not sure if it will use the same folder as in your workspace. Eclipse really likes to create its own directories...
– John Leehey
Apr 26 '11 at 17:10
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How do I remove the blue styling of telephone numbers on iPhone/iOS?
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Two options…
1. Set the format-detection meta tag.
To remove all auto-formatting for telephone numbers, add this to the head of your html document:
<meta name="format-detection" content="telephone=no">
View more Apple-Specific Meta Tag Keys.
Note: If you have phone numbers...
Format date in a specific timezone
...s might be the way to go. I'm currently working on a similiar problem with all timestamps stored as UTC in MySQL, but to be viewed in a specific zone dependent on user config and not the timezone of the client.
– nickdnk
Aug 18 '15 at 11:32
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