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When I am authoring a document in Emacs, such as a report or my CV, it is useful for me to compile the source file periodically to see what the resulting file PDF looks like. I used to run a separate PDF viewer to look at the output, but I ... [Read more...]

Problem : We wish to determine whether or not four different tips produce different readings on a hardness testing machine. An experiment such as these might be part of a gauge capability study. The machine operates by pressingthe tip into a metal test coupon, and frm the depth of the resulting ... [Read more...]

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smoothScatter function is now available also in base R - in the recommended package graphics that is shipped with R. Originally this function was in the genepplotter package from Bioconductor. I really like it since it can nicely plot large datasets. B... [Read more...]

Some weeks ago I switched from Firefox to Safari. While Safari is -- in my experience -- quicker, better looking, and has Top Sites, I was also missing some functionality of firefox. To be more precise, I missed the 'search when start typing' option, a... [Read more...]

This post originally appeared on my Wordpress blog on October 1, 2009. I present it here in its original form. Whether at work or for personal projects, I use ESS a lot to perform interactive data analyses. The ability to write, edit, and su... [Read more...]