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Category Archives: Article

Markdown vignettes in R

If you somehow didn’t have a reason to look into r-markdown with knitr before, then this is yet another really good one.

Use your space appropriately

When facing a decision of how to utilize space it is sometimes easy. Choosing between allocating land for a water purification plant vs a donut shop might not be an easy choice but it is an obvious one. How then do we allocate our internal or mental space? Inside us the space is limitless. Most […]

Do less to do more

Do less to do more. It does result in doing more! You just aren’t spread so thin. It is the only reasonable approach.

Meditation experiment personal observations 208680d2-3ed5-2a34-6dab-6a8f91899255

Insufficient sleep results in cognitive fatigue. Insufficient hydration and sustenance results in physcial fatigue. Insufficient physical strength and cardiovascular investment/exercise results in both. Cognitive and physical fatigue seem to hamper the practice of meditation and generally contribute to having a “bad day”.

The Conc Must Rest 2014

She now must take her rest for the winter. Perhaps a tad early, but it is for the best. Standard: fresh gas, StaBil, and the battery tender.

De-invent don’t re-invent!

The common goal humans undertake is to reinvent themselves. Don’t! You were sent to this Earth perfect. Abandon all the limiting ideas about yourself that you invented during your time here so that you may return to the perfect human being that you truly are. De-invent don’t re-invent!

How to debug within R

In my words this is how to debug within R: If you want to print a stack trace for the most recent exception then use traceback you may or may not have the source If you want to set a breakpoint at a specific location in the code then use browser you must have the […]

Package management in R

Once you start using different versions of packages for different projects then you will probably want a package-management solution for R. Or perhaps you are coming from another language that had a package-management solution that you were already happy with. Curious about the offerings I searched and found two options, rbundler and Packrat. Having read […]

Ultra-lightweight-reproducibility for R: which version of R that you used

Here is another post from the realm of ultra-lightweight-reproducibility for R: If are going to get serious about locking down your system then only let it run on the version of R that you personally used to obtain your results! It takes very, very little effort: stopifnot(R.version$major==3 && R.version$minor==1.1) 99% of the time, using a […]

MASS: Support Functions and Datasets for Venables and Ripley’s MASS for R

Functions and datasets to support Venables and Ripley, ‘Modern Applied Statistics with S‘ (4th edition, 2002).