Questions In R Programming

What is subscript out of bound?

how to resolve the error $ operator is invalid for atomic vectors?

here is my code 

y<-c(1,2) 

y 

names(y)<- c("marvel","adam") 

y$ed

But, why am i getting the error called $ operator is invalid for atomic vectors

 

How to clear the r environment?

What is could not find function ggplot mean?

What changes should I do if my scale_color_manul() is not working?

see the below code the scale_color_manul() is not working

ggplot(df, aes(x=cond, y=yval)) + geom_point() + scale_color_manual(values=c("green", "yellow", "orange"))

 

Will R ignore the unused arguments?

in R is it possible to ignore the unused arguments, for example, I have a module add(x,y) which returns the sum of x and y but the code is.

add(x=10, y=30, c=5)

It returns an error.

 

How to resolve the error the condition has length > 1 and only the first element will be used?

 I created a program something like this

a<-function(x) {

if (x<0){

a<-0

return(a)

}else{

a<-2+a

return(a)

}

    }

Which is displaying an error called In if (t < 0) {: the condition has length > 1 and only the first element will be used

 

What is nas introduced by coercion in r?

How to resolve the error in plot window need finite xlim values?

How to resolve the error Error in lm.fit(x, y, offset = offset, singular.ok = singular.ok, ...)? I have the following code > str(alla) 'data.frame': 11 obs. of 4 variables:  $ demo : chr "498.300.775" "500.297.033" "502.090.235" "503.170.618" ...  $ tot : chr "4.846.423" "4.891.934" "4.901.358" "4.906.313" ...  $ besch: num 69.8 70.3 69 68.6 68.6 68.4 68.4 69.2 70.1 71.1 ...  $ usd : num 1.37 1.47 1.39 1.33 1.39 … But it is an error called  > abline(lm(alle$demo~alla$tot)$coef) Error in lm.fit(x, y, offset = offset, singular.ok = singular.ok, ...) :    NA/NaN/Inf in 'y'