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2. What is the difference between \\r and \\n? - Stack Overflow

   stackoverflow.com/questions/1279779

   More importantly, Unix tends to use \n as a line separator; Windows tends to use \r\n as a line separator and Macs (up to OS 9) used to use \r as the line separator. (Mac OS X is Unix-y, so uses \n instead; there may be some compatibility situations where \r is used instead though.) For more information, see the Wikipedia newline article.

3. r - What are the differences between "=" and - Stack Overflow

   stackoverflow.com/questions/1741820

   It’s because in R’s syntax the symbol = has two distinct meanings that get routinely conflated (even by experts, including in the documentation cited above): The first meaning is as an assignment operator. This is all we’ve talked about so far.

4. "cannot resolve symbol R" in Android Studio - Stack Overflow

   stackoverflow.com/questions/17054000/cannot-resolve-symbol-r-in-android-studio

   In every instance in all of my classes where I reference R.id.something, the R is in red and it says "cannot resolve symbol R". Also every time there is R.layout.something it is underlined in red ...

5. plot functions with filled point symbols and legend - r

   stackoverflow.com/questions/15819762

   Thanks shujaa. I had misunderstood this. I understand now that I was looking for a SOLID symbol rather than a FILLED symbol. Filled symbols aren't automatically filled with the symbol's color. So yes thumbs up for pch=15,16. Joran had hinted at that in his answer, but I hadn't understood the first time around. –

6. Use of ~ (tilde) in R programming Language - Stack Overflow

   stackoverflow.com/questions/14976331

   The myFormula <-part of that line stores the formula in an object called myFormula so you can use it in other parts of your R code. Other common uses of formula objects in R The lattice package uses them to specify the variables to plot .

7. r - How to use Greek symbols in ggplot2? - Stack Overflow

   stackoverflow.com/questions/5293715

   Here is a link to an excellent wiki that explains how to put greek symbols in ggplot2. In summary, here is what you do to obtain greek symbols

8. What is the difference between = and == in R? - Stack Overflow

   stackoverflow.com/questions/28176650

   I assume that the question arises because of the subset and similar functions: Say that whe have a dataset with countries being one of the columns "Continents".

9. newline - Difference between \n and \r? - Stack Overflow

   stackoverflow.com/questions/1761051

   in old Mac systems (pre-OS X), \r was the code for end-of-line instead; in Windows (and many old OSs), the code for end of line is 2 characters, \r\n, in this order; as a (surprising;-) consequence (harking back to OSs much older than Windows), \r\n is the standard line-termination for text formats on the Internet

10. Using the symbol or '|' in r - Stack Overflow

    stackoverflow.com/questions/51927615

    I tried to use the 'or' operator in R. However, it does not behave as expected. (4|6)==1 #TRUE #expected: FALSE (4|6)==6 #FALSE #expected: TRUE 6 %in% c(4,6) #TRUE The latter works as expected. I will use the list version, but why does the or operator behave like it behaves? If i ask whether a number is 4 or 6, I expect that 4 or 6 give me TRUE.

11. What is the meaning of the dollar sign "$" in R function ()?

    stackoverflow.com/questions/42560090

    There are four forms of the extract operator in R: [, [[, $, and @. The fourth form is also known as the slot operator, and is used to extract content from objects built with the S4 object system, also known as a formally defined object in R. Most beginning R users don't work with formally defined objects, so we won't discuss the slot operator ...