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How can the Euclidean distance be calculated with NumPy?
...found here: docs.scipy.org/doc/numpy/reference/generated/… My only real comment was sort of pointing out the connection between a norm (in this case the Frobenius norm/2-norm which is the default for norm function) and a metric (in this case Euclidean distance).
– Mark Lavin...
How to implement custom JsonConverter in JSON.NET to deserialize a List of base class objects?
...trying to extend the JSON.net example given here
http://james.newtonking.com/projects/json/help/CustomCreationConverter.html
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difference between primary key and unique key
...ultiple columns, e.g. Primary key (CustomerID, ProductID). This is called composite primary key. This is to clarify the first point, as it might be take as it is (read one key => one column ) by new comer to sql : )
– ken
Apr 10 '14 at 13:53
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Can you build dynamic libraries for iOS and load them at runtime?
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Anybody know why that is? To me it just seems completely insane.
– Erik de Castro Lopo
Apr 29 '11 at 3:24
74
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What is the difference between char * const and const char *?
...ld declare both variables to be int * const; I don't know any way to use a combined declaration to create two variables of that type without a typedef.
– supercat
Apr 12 '13 at 21:57
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Dump a mysql database to a plaintext (CSV) backup from the command line
...s to mysqldump, I'm all ears. Also, I'd like something I can run from the command line (linux). If that's a mysql script, pointers to how to make such a thing would be helpful.
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Debugging in Clojure? [closed]
... Could you be misspelling clojure as closure, or is that a typo in the comment? Can you load other clojure.contrib libraries?
– John Lawrence Aspden
Sep 5 '10 at 21:27
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How to identify server IP address in PHP
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nuget 'packages' element is not declared warning
..." xmlns="urn:packages">
<xs:element name="packages">
<xs:complexType>
<xs:sequence>
<xs:element name="package" maxOccurs="unbounded">
<xs:complexType>
<xs:attribute name="id" type="xs:string" use="required" />
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SQL Server: Make all UPPER case to Proper Case/Title Case
...ould like to turn it into Proper Case. What script have any of you used to complete this?
21 Answers
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