Result must have non-zero length?
I was asked to do the coding project for a job as an intern in a company but I wasnt able to complete it. However I didn't get the job I wanted to just complete the thing . The error that arrives...
View Articleerror when using ifelse to create new columns in R
I am trying to generate some random data, where the value of the cells in 4 columns should be either 1 or 0. But for each row, only one of the four columns can be 1. The chance should be equally...
View ArticleCRAN package submission: "Error: C stack usage is too close to the limit"
Right upfront: this is an issue I encountered when submitting an R package to CRAN. So Idont have control of the stack size (as the issue occured on one of CRANs platforms)I cant provide a reproducible...
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Exporting a contoured Kernel density estimation plot to raster or shapefile...
I'm trying to perform Kernel density estimation in R using some GPS data that I have. My aim is to create a contoured output with each line representing 10% of the KDE. From here i want to import the...
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How to create percent stacked shape with ggplot
is there a way that I could do Percent stacked plot with ggplot2geom_rect() layer? I have coordinates, so I create a shape, I also have my separation variable t, now I would like to fill the shape...
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R increase space horizontally between overlapping points geom_point
I have a data table similar to the following: I am trying to plot points (categorical variable “Data”) corresponding to each patient per week (some longitudinal data are missing) but I need to increase...
View ArticleR how download and read xml file
When I try download XML file from this site using R and open after, the document don't open. But if I go to this link using chrome and download manually, the file work normalyurl <-...
View ArticleAnonymous function for a regex filter
I have a filter() function which filters for specific Regex in a tibble. Because I need to do this more than one time I want to write a as_mapper() function to end up with shorter code. How can I do...
View ArticleWhy do I lose certain dates after datetime conversion?
Edit, previous question below: by changing long data format (from "%d %b %Y %H:%M:%S" to "%Y-%m-%d") certain months get lost in NAs (May, October and December).Here is an reproducible example, where...
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set rmarkdown tab colors for different sections
I want to create an html with Rmarkdown. The html should contain colored tabs. Based on the answer from this question I tried to create a rmarkdown file, where I can set the colors of different tabs....
View ArticleHow to run a R script in a remote way?
I need to execute an R script. It takes approximately 2 days to run on my machine which is very costly. Is there some service that I could use to run it remotely on a machine supplied by third parties?...
View ArticleR - Comment transformer une date qui est dans un format anglais?
I would like to transform January 2, 2018 at 02:55PM to datetime format . I use the package anytime. I added a new format addFormats("%B %d, %Y at %I:%M%p") but it doesn't work. anytime(data$Date)...
View ArticleIs there a way to open .csv in R skipping the first X rows, where X is...
I am trying to read a number of .csv files within a folder and combine all of the data into one data frame for analysis and graphing. Generally, I would use this approach in order to load and combine...
View Articler calculate means of numeric variable for predetermined time step
I have a data set of observations that have taken place at specific date/time point; these are usually about a minute apart but can be more or less. And there are some extended periods for missing...
View Articletibble::add_row to nested tibble throws error under tidyr 1.0.0
In a former version of tidyr I was able to add rows to a nested tibble using tibble::add_row. After updating to version 1.0.0 I get the following error:Error: levels.vctrs_list_of() not...
View ArticleHow to get the smooth line for monthly rainfall using ggplot?
I am trying to plot the monthly rainfall data from 1986 to 2016 using ggplot. My dataframe looks like this:head(df) Year Month Station Rainfall Remarks 1 1986 Jan stn1 0.0 Observed 2 1986 Feb stn1 10.4...
View ArticleI need to create a new variable in my dataset. it is defined by conditions of...
this is what i havetotal2 %>% mutate(happiness = case_when(GDP > 17300 ~ "happy", Mortality < 29 ~ "happy")) and this is the mistake‘<’ not meaningful for factors Any help appreciated
View ArticleWhen knitting an Rmarkdown Word doc, it opens as a read only file
When you knit a word doc with Rmarkdown, it automatically opens a Read Only window of the just created document. Is there a way to change it so this opened window is not Read Only? Currently I have to...
View ArticleComparing set of graphs
Using the R igraph package, I am trying to compare a set of similar network partitions representing cohorts. Each network is undirected and consists of the same (n=150) nodes connected differently for...
View ArticleExporting R data.frame/tbl to Google BigQuery table
I know it's possible to import Google BigQuery tables to R through bigrquery library. But is it possible to export tables/data frames created in R to Google BigQuery as new tables? Basically, is there...
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