In this section, I’ll demonstrate how to change the name of a column without indexing it. Sometimes, our dataset consists of many columns and we may not be sure which is the number of the column that we want to rename. ex_dt_3<-data.table::copy(ex_dt)# Duplicate the datacolnames(...
# Change colname of one columncolnames(data)[colnames(data)=="Old_Name"]<-"New_Name"# Change colnames of all columnscolnames(data)<-c("New_Name1","New_Name2","New_Name3")# Change colnames of some columnscolnames(data)[colnames(data)%in%c("Old_Name1","Old_Name2")]<-c("New_Na...
加载R包 library(dplyr)library(tibble)library(data.table)library(ggpubr)library(cowplot) 导入数据 phen<-read.csv("phenotype.csv")dat<-read.table("data.txt",header=T,row.names=1,sep="\t") 处理数据 mdat<-inner_join(phen,dat%>%rownames_to_column("SampleID"),by="SampleID")mdat$Group<...
Make histograms in R based on the grammar of graphics. Kevin Babitz 15 min tutorial Getting Started with the Tidyverse: Tutorial Start analyzing titanic data with R and the tidyverse: learn how to filter, arrange, summarise, mutate and visualize your data with dplyr and ggplot2! Hugo Bowne-...
@@ -266,7 +266,7 @@ make_heatmap_ggplot = function(matrix, y_name, x_name, y_axis = TRUE,x_axis = TR requireNamespace("dplyr") requireNamespace("ggplot2") matrix_df_vis = matrix %>% data.frame() %>% rownames_to_column("y") %>% tbl_df() %>% gather(x,"score", -...