create different ssh key according the article Mac Set-Up Git
$ ssh-keygen -t rsa -C "your_email@youremail.com"
| TEX = pdflatex -interaction nonstopmode | |
| BIB = bibtex | |
| GS = gs -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite | |
| COVER = cover | |
| PAPER = paper_main | |
| SUPP = paper_supp | |
| BIBFILE = temp.bib | |
| BUNDLE = paper_bundle.pdf |
| # vi: ft=dosini | |
| [user] | |
| name = Pavan Kumar Sunkara | |
| email = pavan.sss1991@gmail.com | |
| username = pksunkara | |
| [core] | |
| editor = nvim | |
| whitespace = fix,-indent-with-non-tab,trailing-space,cr-at-eol | |
| pager = delta | |
| [column] |
create different ssh key according the article Mac Set-Up Git
$ ssh-keygen -t rsa -C "your_email@youremail.com"
| # example of calculating K-medoids using the uncentered | |
| # correlation metric as a measure of distance | |
| # 0) load data | |
| data(mtcars) | |
| # 1) create a distance matrix using the "cosine of the angle" method (aka, uncentered correlation) |
| " copy all this into a vim buffer, save it, then... | |
| " source the file by typing :so % | |
| " Now the vim buffer acts like a specialized application for mastering vim | |
| " There are two queues, Study and Known. Depending how confident you feel | |
| " about the item you are currently learning, you can move it down several | |
| " positions, all the way to the end of the Study queue, or to the Known | |
| " queue. | |
| " type ,, (that's comma comma) |
| #ifndef __LOGGING_HPP__ | |
| #define __LOGGING_HPP__ | |
| /* | |
| Test this with something like: | |
| g++ -std=c++11 -x c++ -pthread -DLOGGING_LEVEL_ALL -DTEST_LOGGING logging.hpp -o logging_test | |
| ./logging_test | |
| */ | |
| #include <string> |
1.) If I have a data.frame df <- data.frame(a = c(1, 2, 3), b = c(4, 5, 6), c(7, 8, 9))...
1a.) How do I select the c(4, 5, 6)?
1b.) How do I select the 1?
1c.) How do I select the 5?
1d.) What is df[, 3]?
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Because pointers can be ugh
To understand a pointer, let's review "regular" variables first. If you're familiar with a programming language without pointers like JavaScript, this is what you think when you hear "variable".
When declaring a variable by identifier (or name), the variable is synonymous with its value.