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Why does Enumerable.All return true for an empty sequence? [duplicate]
The code creates an empty collection of string, then tries to determine if all the elements in the collection are "ABC".
If you run it, b will be true.
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Is there StartsWith or Contains in t sql with variables?
...t seems like what you want is http://msdn.microsoft.com/en-us/library/ms186323.aspx.
In your example it would be (starts with):
set @isExpress = (CharIndex('Express Edition', @edition) = 1)
Or contains
set @isExpress = (CharIndex('Express Edition', @edition) >= 1)
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How to resize an image with OpenCV2.0 and Python2.6
...lf ?
– user4772964
Apr 22 '15 at 16:32
8
Yes, you can't reduce the size of the image without losi...
Entity Framework Join 3 Tables
.... I have the exact scenario but the query throws an exception [the_list_of_all_return_variables]' cannot be serialized . @marcinJuraszek - Could you have a look at stackoverflow.com/questions/42453123/…
– sandiejat
Feb 25 '17 at 7:15
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Iterate through object properties
... check:
for (var prop in obj) {
if (Object.prototype.hasOwnProperty.call(obj, prop)) {
// do stuff
}
}
It's necessary because an object's prototype contains additional properties for the object which are technically part of the object. These additional properties are inherited fr...
Convert List to List
...iterate over the list and cast the elements. This can be done using ConvertAll:
List<A> listOfA = new List<C>().ConvertAll(x => (A)x);
You could also use Linq:
List<A> listOfA = new List<C>().Cast<A>().ToList();
...
how to display full stored procedure code?
... pg_proc that's it! Whew I'm glad they saved a few bytes of space by not calling it pg_procedure...geez. :)
– darren
Aug 19 '10 at 19:36
14
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Is it possible to use JavaScript to change the meta-tags of the page?
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@bobince: Actually, the SKYPE_TOOLBAR one still takes effect if you insert it with js (which is useful as html5 validator doesn't like that meta tag).
– DaedalusFall
Nov 15 '11 at 13:23
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How do I pass command-line arguments to a WinForms application?
...= "/lol"; args[3] = "nisp"; What could be easier?
– Callum Rogers
Jul 24 '09 at 19:22
cant believe i saw that 'string[...
Require returns an empty object
...requires the first module (book.js) but it (author.js) will receive a partially filled object - however many things were set on the exports in book.js before it required author.js will be in that object
After book.js is completely run through, the object author.js got from require('./book') will be ...