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By: a guest on Aug 12th, 2012  |  syntax: None  |  size: 0.31 KB  |  hits: 8  |  expires: Never
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  1. Piping two bash commands in R: broken pipe error
  2. #Create a long file (2GB on your drive...)
  3. write.csv(rep(1,1E8),file="long.txt", row.names=FALSE)
  4.  
  5. system("grep 1 tmp.txt")    #This works
  6. system("grep 1 tmp.txt| head -n 10")    #This gives a broken pipe error
  7.        
  8. system("grep 1 tmp.txt 2>/dev/null | head -n 10")
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