6177 search results for "git"

What shall we talk about at ESA?

July 24, 2014
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What shall we talk about at ESA?

ESA is just around the corner, and many of us are gearing up and trying to figure out a schedule to cover all the talks and people we can pack in. ESA is a big conference and there’s far too much for any one person to see. In the end, everyone experiences a different...

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Left-handed catchers

July 23, 2014
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Left-handed catchers

Benny Distefano – 1985 Donruss #166 (source: baseball-almanac.com) We are approaching the twenty-fifth anniversary of the last time a left-handed throwing catcher appeared behind the plate in a Major League Baseball game; on August 18, 1989 Benny Distefano made his third and final appearance as a catcher for the Pirates. Distefano’s accomplishment was celebrated five years...

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Mideast Graph 3: Slate Middle East Friendship

July 23, 2014
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Mideast Graph 3: Slate Middle East Friendship

Slate recently published a great info-graphic about Middle-East Relationships. It shows the relationships (Friend, Enemy, or Complicated) of 13 countries / organizations and the relationships between each pair. One draw back of the chart is that it doe...

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Making random draws from an arbitrarily defined pdf

July 23, 2014
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Making random draws from an arbitrarily defined pdf

I recently found myself in need of a function to sample randomly from an arbitrarily defined probability density function. An excellent post by Quantitations shows how to accomplish this using some of Rs fairly sophisticated functional approximation to...

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New data packages

July 23, 2014
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New data packages

I’ve released four new data packages to CRAN: babynames, fueleconomy, nasaweather and nycflights13. The goal of these packages is to provide some interesting, and relatively large, datasets to demonstrate various data analysis challenges in R. The package source code (on github, linked above) is fully reproducible so that you can see some data tidying in

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Estimating the area under a curve using random points in R

July 23, 2014
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Estimating the area under a curve using random points in R

Even though this post is not the first one on this blog, the code I used to estimate the area under the curve x^2 and posted below is one of my first attempts to code something "complicated" with R. It has been more than 5 months since I wrote it, it d...

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Simulate data with R

July 23, 2014
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Simulate data with R

Last semester I was attending a boring class, even though the professor was really clever, he was always bouncing around the main theme and never got straight to the point. While thinking about everything but the class, I had an idea: when you are give...

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Advanced R Profiling with pbdPAPI

July 22, 2014
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Advanced R Profiling with pbdPAPI

R has some extremely useful utilities for profiling, such as system.time(), Rprof(), the often overlooked tracemem(), and the rbenchmark package. But if you want more than just simple timings of code execution, you will mostly have to look elsewhere. One of the best sources for profiling data is hardware performance counters, available in most modern hardware. This data can...

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Announcing Packrat v0.4

July 22, 2014
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Announcing Packrat v0.4

We’re excited to announce a new release of Packrat, a tool for making R projects more isolated and reproducible by managing their package dependencies. This release brings a number of exciting features to Packrat that significantly improve the user experience: Automatic snapshots ensure that new packages installed in your project library are automatically tracked by

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Things I Forget: Push/Pull Greyed out in RStudio?!?

July 22, 2014
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Things I Forget: Push/Pull Greyed out in RStudio?!?

So, on more than one occasion I have set up a repository locally, then on GitHub and pushed to that repo from the shell. This works great, but this would always result in the Push and Pull buttons in RStudio getting greyed out. I could push just fine from the shell, but not from the

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