JACKY Li

JACKY Li has asked 18 questions and find answers to 3 problems.

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JACKY Li questions

CSS: add background color to inline <pre> text [duplicate]
Multiple plots on one page using ggplot
Global and local variables in Python
Greek letters in legend in R
Generate equally-spaced values including the right end using NumPy.arange
Create the frequency count from a vector in R [duplicate]
Test if the slope in simple linear regression equals to a given constant in R
Efficient way to create a circulant matrix in R
Create a dll dynamic library from C in R (Windows)
A very simple java do...while loop [duplicate]

JACKY Li answers

Create a dll dynamic library from C in R (Windows)
How to solve it. error:Error in data[[rowvar]] : attempt to select less than one element