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dplyr: A gamechanger for data manipulation in R

If you’ve never looked at dplyr, then this is a must watch lecture.

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.

The cost of perfection

Do not fall for the illusion that by preventing errors, you won’t have errors to fix. The truth is, the cost of preventing errors is often far greater than the cost of fixing them.

– Ed Catmull

Via The Endeavor.

zk-phi releases two perhaps necessary packages for Emacs

You may not be totally sure why, but you will immediately feel like you ought to install the following two packages for Emacs:

[indent-guide] show vertical lines to guide indentation

[highlight-stages] highlight staged (quasi-quoted) expressions

Problems installing (M)ELPA packages

In Problems installing (M)ELPA packages Sebastien wrote:

While using `package.el’ fulfills a long-awaited dream for easily adding and upgrading Emacs libraries, I now feel upgrading packages is much more complex than what I anticipated.

At least two of the packages I use daily (Org and Helm) require to be installed from inside a fresh Emacs session (emacs -Q), where nothing has been loaded.

I had wondered but never found out why one must follow this approach when installing org from scratch. Good to know!

Neelam – 2nd Buddha at the Gas Pump Interview

Neelam – 2nd Buddha at the Gas Pump Interview was generously shared.

elpakit

elpakit

Let’s you build repositories and archives of repositories.

Via reddit.

Testing Emacs Packages: surprisingly non-awful

Testing Emacs Packages: surprisingly non-awful is a nice example of one approach to testing Emacs Lisp.

Perennial Psychology of the Bhagavad Gita

This authoritative translation and commentary makes a timeless Eastern scripture as useful today as it was centuries ago. Swami Rama draws out the psychological concepts of this immortal text and makes them accessible to all students. Spiritual seekers, psychotherapists, and students of Eastern studies will all find a storehouse of wisdom in this volume. This book deals with analyzing and training the internal states of the human being so that one can be active in the external world while maintaining a state of tranquility.

Be prepared before taking the challenge and keep at it no matter how it goes.