Posts Tagged ‘ Uncategorized ’

Making Emacs Buffer Names Unique Using the Uniquify Package

October 5, 2009
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Making Emacs Buffer Names Unique Using the Uniquify Package

If you ever work in Emacs with different files that all have the same name, this tip may be very useful for you. In my experience, this most often happens when working with Makefiles from multiple projects or directories. Assuming you have a buffer visiting a file called Makefile, by default Emacs will call the

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Using R to Analyze Baseball Games in “Real Time”

October 4, 2009
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Using R to Analyze Baseball Games in “Real Time”

In order to honor the last day of the 2009 MLB regular season (excepting the Twins/Tigers tiebreaker Tuesday night), I was reading a book that combines a few of my favorite thing: statistics, R, and baseball. The book, by Joseph Adler, is called Baseball Hacks, and I highly recommend it if you are interested in

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Using doc-view with auto-revert to view LaTeX PDF output in Emacs

October 3, 2009
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Using doc-view with auto-revert to view LaTeX PDF output in Emacs

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 now have a complete Emacs

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Emacs Key Binding for eval-defun in lisp-mode

September 22, 2009
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Emacs Key Binding for eval-defun in lisp-mode

When I use R in Emacs through the ESS package, C-c C-c in a .R buffer will send a “block” of code to the inferior R process for evaluation. This was added just a few years ago, but my fingers are now trained to use that key combination for evaluating any block of code. Since

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R Function of the Day: table

September 21, 2009
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R Function of the Day: table

The R Function of the Day series will focus on describing in plain language how certain R functions work, focusing on simple examples that you can apply to gain insight into your own data. Today, I will discuss the table function. What situation is table useful in? The table function is a very basic, but

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open-source campaign finance analysis with R and MySQL

June 18, 2009
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open-source campaign finance analysis with R and MySQL

Introduction In Part 1 of this tutorial we introduced the fechell library by extracting all itemized contributions from individuals made to the Obama For America campaign in 2007 and 2008. In Part 2 of the tutorial we will summarize that data set by importing it into a MySQL database and aggregating contributions by week and

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R and data

May 26, 2009
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R and data

My fellow bloggers John and Scott have posted recently about the free statistical programming language R.  How does it compare to an expensive language like SAS? If you’ve done any statistical analysis, then you’ll know that getting and cleaning the data is a major step in any project.  SAS does a pretty good job at

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Rails, Scalability and Sexism

April 29, 2009
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It’s been a long time since I posted here, for a number of reasons: Change of focus from Ruby programming to Linux capacity planning, especially in the realm of I/O subsystems. You’ll find more about that at http://linuxcapacityplanning.com...

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useR! 2009 acceptance: presenting influence.ME

April 23, 2009
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The organizing committee of the useR! 2009 conference just informed me, that my submission for presenting my extension package influence.ME, has been accepted! Influence.ME is a new R package that I’m currently developing, with the indispensable ...

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