R Statement

An R Statement is a program statement expressed in the R programming language.

• Context:
  • It can express an R Operation (within an R program).
  • It can be a member of an R Source Code Item.
• Example(s):
  • an R Conditional Statement.
  • an R Data Structure Update Statement.
  • an R File-based Operation Statement.
  • …
• Counter-Example(s):
  • a Perl Statement.
  • a SQL Statement.
  • a Python Statement.
  • a Pig Statement.
• See: Imperative Programming.

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References

2009

• http://stackoverflow.com/questions/652136/how-can-i-remove-an-element-from-a-list
  • … Removing Null elements from a list in single line: x=x[-(which(sapply(x,is.null),arr.ind=TRUE))]

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