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How do I get an object's unqualified (short) class name?
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You can do this with reflection. Specifically, you can use the ReflectionClass::getShortName method, which gets the name of the class without its namespace.
First, you need to build a ReflectionClass instance, and then call the getShortName method of that instance:...
How can a Java variable be different from itself?
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Heh, this totally answers the question as asked.
– Dave Newton
Oct 17 '13 at 1:20
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Simple way to create matrix of random numbers
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You can drop the range(len()):
weights_h = [[random.random() for e in inputs[0]] for e in range(hiden_neurons)]
But really, you should probably use numpy.
In [9]: numpy.random.random((3, 3))
Out[9]:
array([[ 0.37052381, 0.03463207, 0.10669077],
[ 0.05...
iOS 7's blurred overlay effect using CSS?
...s CSS Clip property
that's it.
I also believe this could be done dynamically for any screen if using canvas to copy the current dom and blurring it.
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How to call shell commands from Ruby
How do I call shell commands from inside of a Ruby program? How do I then get output from these commands back into Ruby?
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Fast check for NaN in NumPy
...stion, since it builds a boolean array of shape X.shape , which is potentially gigantic.
7 Answers
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Reset Entity-Framework Migrations
... I used IgnoreChanges on the initial migration, but now I want to delete all my migrations and start with an initial migration with all of the logic.
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Ruby on Rails: How can I revert a migration with rake db:migrate?
...to revert.
eg. if you want to revert a migration with file name 3846656238_create_users.rb
rake db:migrate:down VERSION=3846656238
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Gmail's new image caching is breaking image links in newsletter
...d also you have fixed some permissions against protected images.
You are all done now. Now you try to run your php-email script once again. As a result you receive another email in your Gmail or Hotmail inbox. you had fixed all the issues with your images. Now the images must be displayed in your ...
Mod of negative number is melting my brain
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arrayLength works fine for positive numbers but for negative numbers it all goes wrong.
12 Answers
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