Comments on: The difference between “letters[c(1,NA)]” and “letters[c(NA,NA)]“ http://www.r-statistics.com/2010/04/the-difference-between-lettersc1na-and-letterscnana/ Writing about statistics with R, and open source stuff (software, data, community) Fri, 10 Feb 2012 03:07:42 +0000 hourly 1 http://wordpress.org/?v=3.3.1 By: R : NA vs. NULL « Open Data Group http://www.r-statistics.com/2010/04/the-difference-between-lettersc1na-and-letterscnana/comment-page-1/#comment-2570 R : NA vs. NULL « Open Data Group Mon, 26 Apr 2010 20:37:02 +0000 http://www.r-statistics.com/?p=296#comment-2570 [...] syntax is more idiomatic.  It is this latter case that presents difficulty.  R has other quirks too.  But all languages have quirks, and given R’s strength for statistical analysis, I have [...] [...] syntax is more idiomatic.  It is this latter case that presents difficulty.  R has other quirks too.  But all languages have quirks, and given R’s strength for statistical analysis, I have [...]

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