R on Windows

By default, R for Windows prints no messages while a command is running. Turn this off by right-clicking on the "R Console" window and deselecting Buffered output.

First column CSV

cut -d, -f1

Knime error message

ERROR R Snippet (Local) Execute failed: Must specify non-null table spec and file reader settings for file table.

 This is caused by the R snippet returning a null table (The R variable being NULL)

Knime Tip: control + OK on a config dialog, executes the node.