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What does “#pragma comment” mean?
What does #pragma comment mean in the following?
5 Answers
5
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“A lambda expression with a statement body cannot be converted to an expression tree”
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It means that you can't use lambda expressions with a "statement body" (i.e. lambda expressions which use curly braces) in places where the lambda expression needs to be converted to an expression tree (which is for example the ...
How to sort an array of objects by multiple fields?
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@MarkCarpenterJr. Not sure what you mean. my example sorts numeric types correctly. Can you share your implementation as a question and reference me in the comments so I see it? Then I can check.
– chriskelly
Nov 27 '17 at...
How do you set EditText to only accept numeric values in Android?
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@RileyE What do you mean by this? We just started using this for all our numeric inputs and I want to make sure we're not missing something. Thanks!
– Joshua Pinter
Jan 9 '19 at 17:43
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What does the exclamation mark mean in a Haskell declaration?
...t. I don't understand what the exclamation mark in front of each argument means and my books didn't seem to mention it.
3 ...
Update Row if it Exists Else Insert Logic with Entity Framework
...t should live as short as possible but in case of winforms or wpf this can mean that context is living as long as presenter. The linked question contains link to msdn article about using nhibernate session in winforms. The same approach can be used for context.
– Ladislav Mrnka...
Why is there no Constant feature in Java?
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What does const mean
First, realize that the semantics of a "const" keyword means different things to different people:
read-only reference - Java final semantics - reference variable itself cannot be reassigned to point to another instanc...
Rails detect if request was AJAX
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Truthy meaning that when used in a "boolean" context, you have to treat them not as not booleans, but ones that will be cast to bool. Above env['HTTP_X_REQUESTED_WITH'] =~ /XMLHttpRequest/ returns 0 not false. And 0 is actually trut...
jQuery scroll to element
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@TimothyPerez: I am sure that means something permissive for commercial use? I am sure that there are many people that would like to just use that snippet of code anywhere in their websites and that would help them sleep that little bit easier at night? M...
Rails Object to hash
...t; "My name is 'test'",
:post_number => "Post #20"
}
This of course means you have to explicitly specify which attributes must appear.
Hope this helps.
EDIT :
Also you can check the Hashifiable gem.
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