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Why should I prefer to use member initialization lists?
...not mentioned in answers here is initialization of base class.
As per the order of construction, base class should be constructed before child class. Without constructor initializer list, this is possible if your base class has default constructor which will be called just before entering the const...
vs.
...les work with dataURLS?)
<iframe class="page-icon preview-pane" frameborder="0" height="352" width="396" src="data:application/pdf;base64, ..DATAURLHERE!... "></iframe>
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improv...
Submit a form using jQuery [closed]
...ata...
}
});
});
});
Please note that, in order for the serialize() function to work in the example above, all form elements need to have their name attribute defined.
Example of the form:
<form id="myform" method="post" action="http://example.com/do_recieve_req...
rails - Devise - Handling - devise_error_messages
...h others, I recently wanted to change the devise_error_messages! method in order to use it in my views and make it display the trick I explained above.
So, here is my method:
def devise_error_messages!
html = ""
return html if resource.errors.empty?
errors_number = 0
html <...
What does static_assert do, and what would you use it for?
...r for static_assert functionality.
Currently I am using static_assert in order to enforce "Concepts" on a class.
example:
template <typename T, typename U>
struct Type
{
BOOST_STATIC_ASSERT(boost::is_base_of<T, Interface>::value);
BOOST_STATIC_ASSERT(std::numeric_limits<U>:...
How to document Ruby code?
...
Having used mostly C++, Java, Scala and PHP, I find the @tag notation very familiar.
– doub1ejack
Dec 30 '16 at 23:13
1
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How to calculate moving average using NumPy?
...nce of np.ones of a length equal to the sliding window length we want.
In order to do so we could define the following function:
def moving_average(x, w):
return np.convolve(x, np.ones(w), 'valid') / w
This function will be taking the convolution of the sequence x and a sequence of ones of l...
How to check certificate name and alias in keystore files?
...
In order to get all the details I had to add the -v option to romaintaz answer:
keytool -v -list -keystore <FileName>.keystore
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Trim string in JavaScript?
... this only trims whitespace (newline) .. it does not work like php trim , where you can trim characters as well
– Jeffz
Jun 22 '13 at 20:43
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How do I get the row count of a pandas DataFrame?
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(3,3) matrix is bad example as it does not show the order of the shape tuple
– xaedes
Aug 15 '17 at 16:42
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