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    <title>Crayon on rostrum.blog</title>
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      <title>Extract punctuation from books with R</title>
      <link>https://www.rostrum.blog/2021/09/12/extract-punct/</link>
      <pubDate>Sun, 12 Sep 2021 00:00:00 +0000</pubDate>
      
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      <description>The start of ‘Moby Dick’ by Herman Melville  tl;dr I wrote an R function to extract only the punctuation marks from a provided text. It prints prettily to the console, but you can also take a character vector away for further analysis.
 Punct rock A few years ago Adam J Calhoun did a small but really neat thing: extracted and presented only the punctuation from some books. It appeared again recently in my Twitter timeline.</description>
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      <title>Read a hex colour code with {dehex}</title>
      <link>https://www.rostrum.blog/2021/08/10/dehex/</link>
      <pubDate>Tue, 10 Aug 2021 00:00:00 +0000</pubDate>
      
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      <description>tl;dr I wrote an R package, {dehex}, that helps you learn to ‘read’ a hex colour code by eye according to David DeSandro’s method. Check out his mindblowing talk.
 Hue are you? Hex codes are used in computing to encode a colour as a succinct six-digit alphanumeric string, like #F4D82A.
These codes are written in hexadecimal (hence ‘hex’): they can take the characters 0 to 9 and A to F, which encodes 16 possible values.</description>
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