(R-FAQ.info)R Miscellanea

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7 R Miscellanea
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How can I set components of a list to NULL?

How can I save my workspace?

How can I clean up my workspace?

How can I get eval() and D() to work?

Why do my matrices lose dimensions?

How does autoloading work?

How should I set options?

How do file names work in Windows?

Why does plotting give a color allocation error?

How do I convert factors to numeric?

Are Trellis displays implemented in R?

What are the enclosing and parent environments?

How can I substitute into a plot label?

What are valid names?

Are GAMs implemented in R?

Why is the output not printed when I source() a file?

Why does outer() behave strangely with my function?

Why does the output from anova() depend on the order of factors in the model?

How do I produce PNG graphics in batch mode?

How can I get command line editing to work?

How can I turn a string into a variable?

Why do lattice/trellis graphics not work?

How can I sort the rows of a data frame?

Why does the help.start() search engine not work?

Why did my .Rprofile stop working when I updated R?

Where have all the methods gone?

How can I create rotated axis labels?

Why is read.table() so inefficient?

What is the difference between package and library?

I installed a package but the functions are not there

Why doesn't R think these numbers are equal?

How can I capture or ignore errors in a long simulation?

Why are powers of negative numbers wrong?

How can I save the result of each iteration in a loop into a separate file?

Why are p-values not displayed when using lmer()?

Why are there unwanted borders

Why does backslash behave strangely inside strings?

How can I put error bars or confidence bands on my plot?

How do I create a plot with two y-axes?

How do I access the source code for a function?

Why does summary() report strange results for the R^2 estimate when I fit a linear model with no intercept?

Why is R apparently not releasing memory?

How can I enable secure https downloads in R?

How can I get CRAN package binaries for outdated versions of R?