R-ecology-lesson

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episode 5 - sql databases and r

11

Creating a New SQLite Database - to add a table to the database on disk rather than in the R environment, using copy_to(...) requires the argument temporary=FALSE - to actually...

DanielleQuinn

Editorial suggestions for lesson text

4

In the Episode: “Before we start,” and under the heading “Why Learn R” - The wording in the sentence “RStudio is currently a very popular way to not only write...

dcallen

Code Handout

2

This is a really great lesson, and I'm glad it includes a code handout for beginners. However, as I went to teach the lesson for my checkout, I found myself...

ericcrandall

Suggested update: compatible devices

1

I have used the "Data Analysis and Visualization in R for Ecologists" lesson for several courses. Increasingly, students are bringing Google Chromebooks, which run on Google OS, to class. This...

alesiahallmark

R for ecologist lesson 2: rename 'combine.csv' file

1

Looking through lesson 2, I clicked on the link to download the csv file (instead of downloading it via R) and moved it to the data_raw folder. It took me...

EmDeCoeur

How recent are "pipes" as a feature in R?

6

In the [Manipulating data episode](https://datacarpentry.org/R-ecology-lesson/03-dplyr.html) it says pipes are a recent addition to R. It seems like pipes have been around since 2014. See [this](https://www.datacamp.com/community/tutorials/pipe-r-tutorial#intro) and [this](https://www.r-statistics.com/2014/08/simpler-r-coding-with-pipes-the-present-and-future-of-the-magrittr-package/).

maneesha

add challenge about boxplot outlier plotting

3

I added a question to the challenges after the boxplot section that asks learners to reflect on the alpha parameter and its effects. It doesn't get clarified elsewhere that setting...

haasek

Link to Tidy Data Tutor to help visualize data transformations step-by-step when using pipes

1

There's a super cool new browser-based tool called [Tidy Data Tutor](https://tidydatatutor.com/index.html) (and the Pandas version, [Pandas Tutor](https://pandastutor.com/)), which lets you visualize how a data frame changes at each step of...

samanthacsik

Define "bitstream"

6

Under the "Vectors and Data Types" challenge, the word "bitstream" is used. It'd be helpful if a short definition was included in parentheses next to it. I've never come across...

sbreitbart

Possible confusion about the term `object`

7

When working through the lesson material I noticed that what I thought of as `variables` was consistently called `objects`. Originally coming from a non `R` programming language I was slightly...

iimog