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Performance surprise with “as” and nullable types

...ypes. The JIT compiler generates a call to a CLR helper function named JIT_Unbox_Nullable to get the job done. This is a general purpose function for any value type, lots of code there to check types. And the value is copied. Hard to estimate the cost since this code is locked up inside mscorwks...
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Make var_dump look pretty

I have a simple $_GET[] query var set for showing testing data when pulling down queries from the DB. 13 Answers ...
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Perform Segue programmatically and pass parameters to the destination view

in my app I've a button that performs a segue programmatically: 5 Answers 5 ...
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How to determine if one array contains all elements of another array

... a1 and a2, and a1 "containing all elements of" a2, I think this should be _ (a1 & a2).size == a2.size _ since a2 is the smaller array, which should have all elements included in the larger array (to obtain 'true') - hence the intersection of the two arrays should be the same length as the small...
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Return anonymous type results?

... I like this approach but now I'm not sure how to display the dog's name. If I'm binding the result to a DataGrid, can I get the properties from Dog without defining them explicitly in the DogWithBreed class or do I have to create the get...
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How to enable PHP short tags?

I have a web application on a Linux server which starts with <? 19 Answers 19 ...
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Html.RenderPartial giving me strange overload error?

I made a test partial page named _Test.cshtml and put it in the same directory as my view that will be calling it, here it is: ...
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if checkbox is checked, do this

...checked here is my algorithm... create a global variable lets say var check_holder check_holder has 3 states undefined state 0 state 1 state If the checkbox is clicked, $(document).on("click","#check",function(){ if(typeof(check_holder)=="undefined"){ //this means that it is th...
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Add custom headers to WebView resource requests - android

... I know loadURL has the parameter for extraHeaders , but those are only applied to the initial request. All subsequent requests do not contain the headers. I have looked at all overrides in WebViewClient , but nothing allows for adding headers to resource requests - onLoadResource(WebView vie...
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How do you get current active/default Environment profile programmatically in Spring?

...n't need to implement EnvironmentAware. But I don't know drawbacks of this approach. share | improve this answer | follow | ...