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Why do we have to normalize the input for an artificial neural network?
...n MLP [multilayer perceptron], then it is
rarely strictly necessary to standardize the inputs, at least in theory. The
reason is that any rescaling of an input vector can be effectively undone by
changing the corresponding weights and biases, leaving you with the exact
same outputs as you ha...
How can I start PostgreSQL server on Mac OS X?
I had forgotten to run the initdb command.
33 Answers
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Using arrays or std::vectors in C++, what's the performance gap?
...hould be avoided. There is the problem you have to keep track of the size, and you need to delete them manually and do all sort of housekeeping.
Using arrays on the stack is also discouraged because you don't have range checking, and passing the array around will lose any information about its siz...
How can I call controller/view helper methods from the console in Ruby on Rails?
...one app.get (a thread error ensues). Is there a way I can flush the system and execute more gets?
– JellicleCat
May 22 '12 at 17:53
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Bad value X-UA-Compatible for attribute http-equiv on element meta
I have used the same meta that HTML5 Boilerplate is using, and the W3C HTML validator complains:
8 Answers
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Git fast forward VS no fast forward merge
Git merge allow us to perform fast forward and no fast fast forward branch merging. Any ideas when to use fast forward merge and when to use no fast forward merge?
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WCF vs ASP.NET Web API [closed]
I've spent a few months trying to grasp the concepts behind WCF and recently I've developed my first WCF service application.
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Find and copy files
...*.xml' -exec cp "{}" /home/shantanu/tosend \;
Please, note: the find command use {} as placeholder for matched file.
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How do I move an existing window to a new tab?
Is there a way to take an existing window (split) and put it into a new tab?
4 Answers
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Why does Dijkstra's algorithm use decrease-key?
...ueue small, thus keeping the total number of priority queue dequeues small and the cost of each priority queue balance low.
In an implementation of Dijkstra's algorithm that reinserts nodes into the priority queue with their new priorities, one node is added to the priority queue for each of the m ...