By International Business Machines Corporation. Data Processing Division
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Additional info for Data file handbook
8. WHAT’S HARD ABOUT USING R? 35 in this book, particularly the need for trustworthy software, we might object to a selection-and-response approach to serious analysis, because the ability to justify or reproduce the analysis is much reduced. However, most non-technical computing is done by selection and response. Even for more technical applications, such as producing documents or using a database system, the user’s input tends to be relatively free form. Modern document-generating systems typically format text according to selected styles chosen by the user, rather than requiring the user to express controls explicitly.
Normally, default locales will have been set when R was installed that reflect local language and other conventions in your area. locales for some concepts and techniques related to locales. The specifications use standard but somewhat unintuitive terminology; unless you have a particular need to alter behavior for parsing text, sorting character data, or other specialized computations, caution suggests sticking with the default behavior. Options during evaluation R offers mechanisms to control aspects of evaluation in the session.
Searching: R has a search mechanism for its help files that generalizes the terms available beyond the aliases somewhat and introduces some additional searching flexibility. search for details. org site has a pointer to a general search of the files on the central site, currently using the Google search engine. This produces much more general searches. Documentation files are typically displayed in their raw, LATEX-like form, but once you learn a bit about this, you can usually figure out which topic in which package you need to look at.