r

问题 I have a raster in an equal area Behrmann projection and I would like to project it to the Mollweide projection and plot. When I do this with the following code, however, the plotting doesn't seem right, as the map extends to the sides, and there are outlines of various landmasses where I wouldn

问题 I have a raster in an equal area Behrmann projection and I would like to project it to the Mollweide projection and plot. When I do this with the following code, however, the plotting doesn't seem right, as the map extends to the sides, and there are outlines of various landmasses where I wouldn

问题 I'm developing quite a complex shiny app that runs on a private shinyserver. Only the pages that contains large plotly heatmaps (50-70Mb) are not working online (but the pages are working perfectly on my local machine). What I get is the usual message "Disconnected from the server Reload" . When

问题 I am trying to log in in stackoverflow and navigating on the search bar, searching by tidyverse package. The main problem is when I set the url, which is not giving me the form to fill with my email and my password: So url<-"https://stackoverflow.com" doesnt work. I tried the url: url<-"https:/

问题 I would like to move down my entire data by a factor of two months. For example, if my data starts on Jan 01, i want to move the data in such a way that the data corresponds to March 01. Likewise, November data would become January data for the next year. Here is my sample code DF <- data.frame

问题 I would like to move down my entire data by a factor of two months. For example, if my data starts on Jan 01, i want to move the data in such a way that the data corresponds to March 01. Likewise, November data would become January data for the next year. Here is my sample code DF <- data.frame

问题 I'm trying to create a scatter plot with second degree polynomial regression line using ggplot:stat_smooth. Here are the codes: df.car_spec_data <- read.csv(url("http://www.sharpsightlabs.com/ wp- content/uploads/2015/01/auto-snout_car-specifications_COMBINED.txt")) df.car_spec_data$year <- as

问题 I calculated a dynlm model and now want to get stargazer to export that. However, stargazer does not return any output, instead gives me the Unrecognized object type Error. I already checkd if dynlm objects were supported by stargazer and according to the package page it is. Anyone have any idea

问题 df <-data.frame(x=c(1:5),y=c(letters[1:5])) Let's say I want to modify the last row, update.row<-filter(df,x==5) %>% mutate(y="R") How do I update this row into the data.frame ? The only way, I found albeit a strange way is to do an anti-join and append the results. df <-anti_join(df,update.row

问题 I have a time series dataframe and would like to create a new numeric column with values which are a function of an existing numeric column and which are assigned according to the day of the week column. For example, I would require something like the following code: Day <- c("Mo", "Mo", "Mo",