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C# elegant way to check if a property's property is null
...rom b in a.PropertyB
from c in b.PropertyC
select c.Value;
This returns null, if any of the nullable properties are null; otherwise, the value of Value.
class A { public B PropertyB { get; set; } }
class B { public C PropertyC { get; set; } }
class C { public strin...
Should all jquery events be bound to $(document)?
...object and see if the originating element for the event matches any of the selectors in the delegated event handlers.
Because selectors can be fairly involved, this means that jQuery has to parse each selector and then compare it to the characteristics of the original event target to see if it ma...
ASP.Net error: “The type 'foo' exists in both ”temp1.dll“ and ”temp2.dll"
.... Since I was using VS's Publish function to deploy the web application, I selected the option to delete all existing files prior to publish in the Publish Web wizard. This forced a clean copy of the application and everything worked fine from there.
This solution might be helpful if your local deb...
WCF Error - Could not find default endpoint element that references contract 'UserService.UserServic
...teps:
Navigate to the Service Reference Folder
Expand it
Right Click and Select update Service Reference
Observe web Config be updated
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Windows path in Python
...
however best practice is to use the os.path module functions that always select the correct configuration for your OS:
os.path.join(mydir, myfile)
From python 3.4 you can also use the pathlib module. This is equivelent to the above:
pathlib.Path(mydir, myfile)
or
pathlib.Path(mydir) / myfil...
Error message “No exports were found that match the constraint contract name”
...pData\Roaming.
Click the 'up' button to navigate to the parent folder and select the folder 'Local'.
Final path: C:\Users\<username>\AppData\Local\Microsoft\VisualStudio\11.0\ComponentModelCache
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Good PHP ORM Library?
...large dependent datasets. Doctrine is in wide use, no doubt, but if I were selecting an ORM today, Doctrine would NOT be my first choice, or even second ... JM5C.
– WebTigers
Sep 2 at 15:07
...
Visual Studio immediate window command for Clear All
...ace the mouse cursor in the Immediate Window.
Right click on the mouse and select "Clear All".
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How to get package name from anywhere?
...
This should be the selected answer, because the context will never die out no matter what activity is running.
– Elad Nava
Dec 12 '13 at 13:03
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Can't start site in IIS (use by another process)
...:80 and then watch for that Process Id (PID) in Task Manager with view->select columns-> process id checked. End that process, restart IIS and you are done. (Note: if you have Skype installed, try exiting that process first.)
In a modern Task Manager, you need to go on the Details tab to sear...