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How do I get SUM function in MySQL to return '0' if no values are found?

...ghtly faster, though here the difference is insignificant since it is only called once. share | improve this answer | follow | ...
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Setting a WebRequest's body data

... throw new ApplicationException(string.Format( "Remote server call {0} {1} resulted in a http error {2} {3}.", method, uri, httpResponse.StatusCode, httpResponse.StatusDescription), wex); } else { throw new ApplicationE...
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Check if two lists are equal [duplicate]

....Contains);. A simple count comparison is likely much faster than the .All call. If counts are not equal it would return faster. – Spiralis Aug 24 '15 at 4:21 8 ...
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Code equivalent to the 'let' keyword in chained LINQ extension method calls

...bout Code equivalent to the 'let' keyword in chained LINQ extension method calls above comment is no more valid var x = new List<int> { 2, 3, 4, 5, 6 }.AsQueryable(); (from val in x let val1 = val let val2 = val + 1 where val2 > val1 select val ).Dump(); produces System.Collections.Ge...
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Is there a way to keep Hudson / Jenkins configuration files in source control?

... Most helpful Answer There is a plugin called SCM Sync configuration plugin. Original Answer Have a look at my answer to a similar question. The basic idea is to use the filesystem-scm-plugin to detect changes to the xml-files. Your second part would be commi...
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What are the differences between delegates and events?

...is that every class which uses your Animal class can raise RaiseEvent just calling it animal.RaiseEvent(). To avoid these weak spots you can use events in c#. Your Animal class will change in this way: public class ArgsSpecial : EventArgs { public ArgsSpecial (string val) { Operat...
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ASP.NET_SessionId + OWIN Cookies do not send to browser

... thanks, its work me, but also i clear all session by calling this ControllerContext.HttpContext.Session.RemoveAll(); in externallogincallback function – adnan Aug 23 '16 at 11:55 ...
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Growing Amazon EBS Volume sizes [closed]

...codes): 83 Command (m for help): w The partition table has been altered! Calling ioctl() to re-read partition table. Syncing disks. This step is explained well here: http://litwol.com/content/fdisk-resizegrow-physical-partition-without-losing-data-linodecom Almost done, we just have to mount th...
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Capture Signature using HTML5 and iPad

...le - there's a list of all possible options. The one you're looking for is called "penColor". – szimek Sep 18 '15 at 8:42  |  show 11 more com...
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What is “(program)” in Chrome debugger’s profiler?

... (program) is Chrome itself, the root of the tree calling all other code...it's there because the jump from native code to JavaScript, resource loading, etc. has to start somewhere :) You can see examples of the treeview in the Chrome developer tool docs. ...