Avoid "Useful links" entry in seealso section of function documentation [closed]
I have created a package (say triplclust) that has a function (say triplclust()) with the same name as the package name. When I enter ?triplclust in the R shell, the URL given in the DESCRIPTION file...
View Articlesf dissolve/remove inner borders of POLYGON
This code creates the desired outline of two combined shapessquare.df <- data.frame("x"=c(0,0,1,1,0),"y"=c(0,1,1,0,0),"ID"=rep("square",5))square <- st_cast(st_combine(st_as_sf(square.df,coords =...
View Articlemlr3 selector_cardinality_greater_than() returns target name
Trying to make a learner that makes predictions on the religion of a country from its flag features using mlr3. My learner of choice is lrn("classif.svm") and data of choice is the flags dataset from...
View ArticleExtract the first (or last) n characters of a string
I want to extract the first (or last) n characters of a string. This would be the equivalent to Excel's LEFT() and RIGHT(). A small example:# create a stringa <- paste('left', 'right', sep = '')a#...
View ArticleJoin data frames by group between start and end dates
I have two data frames:df1 contains three columns: start date (date_start), end date (date_end), and severity classification (category)df2 has one column of dates (date) that advance by one day for the...
View Articleassign dates to weekly periods [duplicate]
I have a large dataset containing tracking data that I want to bin on a weekly basis. I'm trying to figure out the simplest way to approach this, but they seem to get complicated quickly.One option I...
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Adding Mean and SD text to boxplots with multiple groups
I want to create a two group boxplots using ggplot2 with text for mean and sd (not only points). But, I tried to create points first using the following code:ggplot(data.boxplot, aes(x = Component, y =...
View ArticleR: Determine redundancies and unique values in a set of columns
I'm hoping to determine when the values in a set of columns are redundant, documenting it in a new column multi? where 0 means only a single value is seen, 1 means multiple values are seen. When the...
View ArticleCreate HTML file via rmd with custom CSS
I have a rmd-file to create an HTML output.output: html_document: toc: false df_print: paged number_sections: true css: "own.css"It works well.The HTML code of the output creates a view with a max...
View ArticleRStudio to create html file via rmd with custom css
I have a rmd-file to create an html output.output: html_document: toc: false df_print: paged number_sections: true css: "own.css"It works well.The html-code of the output creates a view with a max...
View ArticleR error in geom(line): Aesthetics must be either length 1 or the same as the...
My codeFor a university course i have to plot the inferred excess mortality up until 2019 and as of 2020. However, when running my code it keeps saying i have an aes error: Error in geom_line():!...
View ArticleRunning R from cmd
I can't run R in cmd. I am using my company's computer, thinkpad, windows 7.My issue is similar to this post:Running R from cmd in windowsHowever, it's not resolved. I already tried dragging the r.exe...
View ArticleProgrammatically dropping a `group_by` field in dplyr
I'm writing functions that take in a data.frame and then do some operations. I need to add and subtract items from the group_by criteria in order to get where I want to go.If I want to add a group_by...
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Why do the slices of my pie chart have different radii and wrong proportions?
I'm trying to create a pie chart to visualise the distribution of survey answers across a calculated value called confidence_class. Here is a summary of the data that I'm trying to present. What am I...
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Changing the x-scale and its breaks in a cumulative incidence plot risk table...
I have been trying to figure out how code/get a risk table to have a similar x-axis scale and same number of breaks to that of the cumulative incidence curve. I am hoping someone else figured this out...
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Misalignment between a raster overlay and DEM in rayshader 3D maps
I am using the rayshader package to create a 3D terrain visualization of a certain area. My R code is as follows:# ─────────────────────────────────────────────────────────# 1. Setup#...
View ArticleHow to select last N observation from each group in dplyr dataframe?
Given a dataframe:df <- structure(list(a = c(1, 1, 1, 2, 2, 2, 3, 3, 4, 4), b = c(34, 343, 54, 11, 55, 62, 59, -9, 0, -0.5)), row.names = c(NA, -10L), class = c("tbl_df", "tbl", "data.frame"))I want...
View ArticleError in scale_color_manual(): ! Continuous value supplied to a discrete...
I have a simple dataframe:seriestfvaluemaxtwdgro_yrfrostflagsversion1922595612026-03-09 12:45:001175.011750.00FALSENA0.1.42922595612026-03-09 13:00:001173.011752.00FALSENA0.1.43922595612026-03-09...
View Articlepost request with httr
I am new to httr. I am trying to use this geocoding api: https://geo.api.gouv.fr/adresse. I want to pass a csv file directly from R, as given in their example:curl -X POST -F data=@search.csv -F...
View ArticleSplitting data in R by time and occurrence of a incident, proportional hazard...
I have a question: I am trying to build a proportional hazards model with a time-varying constant.Effectively, the question is the occurrence of an illness following a traumatic event. The traumatic...
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