开发者ID:HughParsonage,项目名称:dplyr,代码行数:53,代码来源:group_indices.cpp 示例4: nodes_duplicated ▲点赞 2▼ // [[Rcpp::export]]LogicalVectornodes_duplicated(ListOf<XPtrNode> nodes){std::set<xmlNode*> seen;intn = nodes.size();LogicalVectorout(n);for(inti =0; i < n; ++i) {...
Create a list of functions calls.
Let's just look at the nineteenth century - we'll use the filter() function from dplyr, which is one of the libraries in the tidyverse. We then use %>% to pipe the filtered data to a function called head(), which displays a set number of rows of your data frama - useful for tak...
Debugging in R can be a painful process. However, there are someuseful tools and functionsavailable that can be used to make the debugging more efficient. One of these tools is theinteractive debug mode, which is built into the RStudio IDE. This tool helps to find bugs by locating where ...
library(survey)library(dplyr)#Create df# Set the number of trials and the probabilities for each outcomeset.seed(130)probs<-c(.94,.03,.02,.01)n<-2000 sogi<-data.frame(t(rmultinom(n,1,prob=probs)))names(sogi)<-c("straight","gay","bisexual","other")df_sogi<...
1 shows the result of the merging process. Note that the previous R code conducted aninner join. However, we could also specify a right, left, or full join within our user defined function. Learn more on joining data with different join typeshere (merge function)andhere (dplyr functions)....
I am very new to loops and functions so I'm not sure where I'm going wrong here. Any help would be appreciated! Especially solutions utilizing loops and functions. r for-loop dplyr Share Copy link Improve this question Follow editedAug 6 at 17:48 ...
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install.packages(c("dplyr","tidyverse","purr","magrittr", "data.table","plyr","tidyr","tibble", "reshape2"), dependencies = TRUE) 3. Statistical tests and Sampling Data 3.1. Statistical tests Many of the statistical tests (Shapiro, T-test, Wilcox, equality, …) are available in bas...
fastmath - A collection of functions for mathematical and statistical computing, macine learning, etc., wrapping several JVM libraries matlib - A Clojure library of optimisation and control theory tools and convenience functions based on Neanderthal.ExtraScic...