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C++ lambda with captures as a function pointer
...code compiles fine without lambda captures, but there is a type conversion error with lambda capture.
Solution with C++11 is to use std::function (edit: another solution that doesn't require modifying the function signature is shown after this example). You can also use boost::function (which ac...
Counting the number of option tags in a select tag in jQuery
How do I count the number of <option> s in a <select> DOM element using jQuery?
8 Answers
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How do I automatically sort a has_many relationship in Rails?
This seems like a really simple question but I haven't seen it answered anywhere.
5 Answers
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Is there a way to make GHC provide the type class constraints of typed holes?
...vious in GHCi. With your example,
> show _
<interactive>:7:6: error:
• Found hole: _h :: ()
Or perhaps ‘_h’ is mis-spelled, or not in scope
• In the first argument of ‘show’, namely ‘_h’
In the expression: show _h
In an equation for ‘it’: it...
rails - Devise - Handling - devise_error_messages
...rmatec/devise/issues/issue/504/#comment_574788
Jose is saying that devise_error_messsages! method is just a stub (though it contains implementation) and that we're supposed to override/replace it. It would have been nice if this was pointed out somewhere in the wiki, which is why i guess there are ...
In tmux can I resize a pane to an absolute value
Is it possible to tell tmux to "resize a pane to 5 lines high"?
5 Answers
5
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Passing command line arguments to R CMD BATCH
...of a relict. In any case, the more recent Rscript executable (available on all platforms), together with commandArgs() makes processing command line arguments pretty easy.
As an example, here is a little script -- call it "myScript.R":
## myScript.R
args <- commandArgs(trailingOnly = TRUE)
rnor...
Using PassportJS, how does one pass additional form fields to the local authentication strategy?
...
status: true,
data: user
});
} catch (error) {
done(error, {
status: false,
message: error
});
}
}));
share
|
improv...
How to mock the Request on Controller in ASP.Net MVC?
...] at Moq.Mock.ThrowIfCantOverride(Expression setup, MethodInfo methodInfo) error message
– Nissan
Jun 9 '09 at 18:29
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show 4 more comments
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How to programmatically send a 404 response with Express/Node?
I want to simulate a 404 error on my Express/Node server. How can I do that?
6 Answers
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