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iTerm2
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Command Line Tools
xcode-select –install
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| # See http://pacha.hk/2017-07-12_r_and_python_via_homebrew.html | |
| # XCode CLT | |
| xcode-select --install | |
| # Update Homebrew and add formulae | |
| brew update | |
| # Check for broken dependencies and/or outdated packages | |
| brew doctor |
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| # ======================================= | |
| # = Enhancements to data tidying = | |
| # = Hadley Wickham = | |
| # = https://rstd.io/tidyhancements-2019 = | |
| # ======================================= | |
| # What is tidy data? ---------------------------------------------------------- | |
| # 1. Each column is a variable. | |
| # 2. Each row is an observation. | |
| # 3. Each cell is a value. |