search for: str2expression

Displaying 5 results from an estimated 5 matches for "str2expression".

2020 Jun 26
1
"R CMD Sweave --driver=..." woes
...(1L) } args <- list(file=file, tangle=FALSE, latex=toPDF, engine=engine, clean=clean) - if(nzchar(driver)) args <- c(args, driver) + if(nzchar(driver)) args <- c(args, driver=driver) args <- c(args, encoding = encoding) if(nzchar(options)) { opts <- eval(str2expression(paste0("list(", options, ")")))
2019 Jun 14
1
Bug report: 'formula("x")' loops infinitely ('formula("y")' does not)
Dear,?? The script'formula("x")' loops infinitely. More specifically, it throws thefollowing error:? ? Error: evaluationnested too deeply: infinite recursion / options(expressions=)?? ? As a side effect,this makes an IDE like RStudio to crash. On the other hand,the script 'formula("y")'?works as expected : if ?y? does notexist in the global environment,
2019 Apr 26
0
R 3.6.0 is released
...ributed by Achim Zeileis. * The default colours for image() and filled.contour() are now based on hcl.colors(). * The palette-generating functions rainbow(), gray.colors(), etc. get a new rev argument to facilitate reversing the order of colors. * New str2lang() and str2expression() as streamlined versions of parse(text=., keep.source=FALSE) allow to abstract typical call constructions, e.g., in formula manipulations. (Somewhat experimental) * Add update_PACKAGES() for incrementally updating a package repository index, instead of rebuilding the...
2019 Apr 26
0
R 3.6.0 is released
...ributed by Achim Zeileis. * The default colours for image() and filled.contour() are now based on hcl.colors(). * The palette-generating functions rainbow(), gray.colors(), etc. get a new rev argument to facilitate reversing the order of colors. * New str2lang() and str2expression() as streamlined versions of parse(text=., keep.source=FALSE) allow to abstract typical call constructions, e.g., in formula manipulations. (Somewhat experimental) * Add update_PACKAGES() for incrementally updating a package repository index, instead of rebuilding the...
2019 Apr 26
0
R 3.6.0 is released
...ributed by Achim Zeileis. * The default colours for image() and filled.contour() are now based on hcl.colors(). * The palette-generating functions rainbow(), gray.colors(), etc. get a new rev argument to facilitate reversing the order of colors. * New str2lang() and str2expression() as streamlined versions of parse(text=., keep.source=FALSE) allow to abstract typical call constructions, e.g., in formula manipulations. (Somewhat experimental) * Add update_PACKAGES() for incrementally updating a package repository index, instead of rebuilding the...