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How to create class with no attributes?
* Do I need a constructor? If so, how would it look like? * Do I use static methods or not? * How do I initialise an instance ...
9 years 前 | 2 个回答 | 0
2
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Stepwise linear regression: unexpected result of form X1*X2 and X1:X2. How to interpret it?
Have a model with two independent variables ( *X1* and *X2*) of the form *Y ~ 1 + X1 + X2*. Would expect stepwise regression ...
9 years 前 | 1 个回答 | 0
1
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How to convert nanoseconds timestamp to DateTime structure?
What is the *f* that does f(1398902555536968492)-->2014.08.29 05:35:19:7600000 ?
10 years 前 | 2 个回答 | 0
2
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Reading a Column Vector of Strings from a *.txt file in Linux
Working on Ubuntu. have a text file *example.txt* of the form: string1 string2 string3 ... To read into a co...
10 years 前 | 2 个回答 | 0
2
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Matrix (Resultant from an Expression) Indexing
Say I want to get the length of an array *A* . Normally I would do: [m,n]=size(A) And then use the _n_ in other expressi...
11 years 前 | 1 个回答 | 0
