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Devise form within a different controller
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As m>And m>res sam>y m>s, the form calls helpers which are specified bm>y m> Devise m>and m> so aren't present when m>y m>ou access a Devise form from a non-Devise controller.
To get around this, m>y m>ou need to add the following methods to the helper clas...
.htaccess mod_rewrite - how to exclude directorm>y m> from rewrite rule
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@Kelvin: The alternation ($|/) should hm>and m>le both cases.
– Gumbo
Dec 4 '09 at 21:56
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Using ping in c#
...s;
}
catch (PingException)
{
// Discard PingExceptions m>and m> return false;
}
finallm>y m>
{
if (pinger != null)
{
pinger.Dispose();
}
}
return pingable;
}
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How to write to Console.Out during execution of an MSTest test
...a file upload feature in our web application. It onlm>y m> happens occasionallm>y m> m>and m> without anm>y m> special pattern. We have been trm>y m>ing to figure it out for a long time, adding debug information anm>y m>where we can think it might help, crawling the logs etc, but we have not been able to reproduce or figure it o...
std::shared_ptr thread safetm>y m> explained
...m reading http://gcc.gnu.org/onlinedocs/libstdc++/manual/shared_ptr.html m>and m> some thread safetm>y m> issues are still not clear for me:
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Django URL Redirect
...direct
Update for Django 2+ versions
With Django 2+, url() is deprecated m>and m> replaced bm>y m> re_path(). Usage is exactlm>y m> the same as url() with regular expressions. For replacements without the need of regular expression, use path().
from django.urls import re_path
re_path(r'^.*$', RedirectView.as_v...
How to check if a given directorm>y m> exists in Rubm>y m>
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If it matters whether the file m>y m>ou're looking for is a directorm>y m> m>and m> not just a file, m>y m>ou could use File.directorm>y m>? or Dir.exist?. This will return true onlm>y m> if the file exists m>and m> is a directorm>y m>.
As an aside, a more idiomatic wam>y m> to write the method would be to take advantage of the fact...
How to convert a NumPm>y m> arram>y m> to PIL image applm>y m>ing matplotlib colormap
...255 range.
Convert to integers, using np.uint8().
Use Image.fromarram>y m>().
m>And m> m>y m>ou're done:
from PIL import Image
from matplotlib import cm
im = Image.fromarram>y m>(np.uint8(cm.gist_earth(mm>y m>arram>y m>)*255))
with plt.savefig():
with im.save():
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What do I return if the return tm>y m>pe of a method is Void? (Not void!)
... a function has to be Void?
Use return null. Void can't be instantiated m>and m> is merelm>y m> a placeholder for the Class<T> tm>y m>pe of void.
What's the point of Void?
As noted above, it's a placeholder. Void is what m>y m>ou'll get back if m>y m>ou, for example, use reflection to look at a method with a ...
How do m>y m>ou set the startup page for debugging in an ASP.NET MVC application?
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Go to m>y m>our project's properties m>and m> set the start page propertm>y m>.
Go to the project's Properties
Go to the Web tab
Select the Specific Page radio button
Tm>y m>pe in the desired url in the Specific Page text box
...