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In Java, what does NaN mean?
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Minimal runnable example
The first thing that you have to know, is that the concept of NaN is implemented directly on the CPU hardware.
All major modern CPUs seem to follow IEEE 754 which specifies floating point formats, and NaNs, which are just special float values, are part of th...
Login failed for user 'IIS APPPOOL\ASP.NET v4.0'
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thanks, I did what you sad, now i receive this error: Cannot open database "SiteNameExtension" requested by the login. The login failed. Login failed for user 'IIS APPPOOL\DefaultAppPool'.
– GibboK
Oct 8 '11 at 17:...
Delete a single record from Entity Framework?
...ng up the objects just to delete them, this way you can delete by ID. You know, that's how the DELETE statement works in SQL normally.
– siride
Jul 11 '16 at 18:18
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Ninject vs Unity for DI [closed]
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This answer is now pretty irrelevant with reagrd to Ninject 2. Whilst the complaint was legitimate for Ninject 1, Ninject 2 allows one to work without littering there classes with attributes. ninject2 will operate transparently without th...
python exception message capturing
...ogger.error(e, exc_info=True)
... exception handling ...
This is now the old way (though still works):
import sys, traceback
def catchEverything():
try:
... some operation(s) ...
except:
exc_type, exc_value, exc_traceback = sys.exc_info()
... exception han...
CSS disable text selection
...t: none;-moz-user-select: none;-ms-user-select: none;user-select: none;}
now you can enable input and text-area enable
input, textarea{
-webkit-touch-callout:default;
-webkit-user-select:text;
-khtml-user-select: text;
-moz-user-select:text;
-ms-user-select:text;
user-select:text;}
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How to call a function from a string stored in a variable?
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A few years late, but this is the best manner now imho:
$x = (new ReflectionFunction("foo"))->getClosure();
$x();
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Set select option 'selected', by value
I have a select field with some options in it. Now I need to select one of those options with jQuery. But how can I do that when I only know the value of the option that must be selected?
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Xcode debugger doesn't print objects and shows nil, when they aren't
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Ah ok, I created an empty project and can now see all the differences in the Build Settings, the deployment property Strip debug symbols during copy was set to YES.
– Binarian
Nov 11 '13 at 11:32
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Returning http status code from Web Api controller
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I did not know the answer so asked the ASP.NET team here.
So the trick is to change the signature to HttpResponseMessage and use Request.CreateResponse.
[ResponseType(typeof(User))]
public HttpResponseMessage GetUser(HttpRequestMessag...