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paste function in ggtitle: remove extra spaces
Within the shiny context, how can I remove extra space after and before parentheses in the title of a plot? As shown in the below image, there are redundant spaces between "(" and "6" as well as...
View ArticleHow do I display missing values in my app
I am trying to get my app to display missing values in the table in a situation where the user does not enter text into any of the text fields. But when I run the app, I get an error message. I have...
View ArticleWhere is the error when I try to create a data frame from objects that...
I want to create a dataframe called Tabla.Sincronizacion with 8 columns (ID,Period,Estimator.type,Value.for.VeDBA,Delay.for.VeDBA,Value.for.RMS,Delay.for.RMS,No.data) and 172 rows. The particularity,...
View ArticleWhy can i not stack one row on top of another?
I am trying to make an column called ID that contains 5000 rows to act as an identification column for observations on 20 individuals. I want there to be 200 observations for each of the first 10...
View Articleregex strsplit expression in R so it only applies once to the first...
I have a list filled with strings: string<- c("SPG_L_subgenual_ACC_R", "SPG_R_MTG_L_pole", "MTG_L_pole_CerebellumGM_L")I need to split the strings so they appear like:"SPG_L", "subgenual_ACC_R",...
View ArticleModify aesthetic mapping in ggplot2 to obtain correct plotly legend
I have a ggplot2 chart that I want to render with plotly. The x and y variable are obtained from a character variable as in the example below:library(ggplot2) library(plotly) dset <- data.frame(x =...
View ArticleFilter according to partial match of string variable in R
I have a data-frame with string variable column "disease". I want to filter the rows with partial match "trauma" or "Trauma". I am currently done the following using dplyr and stringr:trauma_set <-...
View ArticleMerge multiple txt files based on one common column
I have 97 files on miRNA data set which has no column name, want to merge in single file. One column is same in all file and another one is different in all files. Some of gene id is not common in all...
View ArticleUsing an if statement in apply in R for every value in a data frame
I have a data frame that I created using the read_excel function and then duplicated it. I'm going to explain it as if I was using Excel, because it's so easy to do this in Excel. I want to check if...
View ArticlerTorch: Loading a model trained in PyTorch to R
I'm hoping to load a model trained in Python using PyTorch to R for deployment in a Shiny app. I was wondering if it would be possible to use rTorch to do this, as I don't see any existing...
View Articlereshaping the data from wide to long [duplicate]
Please help me with the following matter I have a wide data frame that I need to reshape. This is the df I have mydf <- data.frame(date=1983:1985,January=c(5,7,8),February=c(12,18,19)) mydf this is...
View ArticleIs it mandatory to use 1 letter arguments in optparse?
I am using optparse in to parse arguments in R. Then I call the R code from command line and pass arguments as follows Rscript myscript.R -a xx -b yy. It works well, but I am a bit confused with the...
View Articleleft join in R using two data sets [closed]
I did a left join in R using the following:df_merged <- merge(df1, df2, by ="contactid", all.y = TRUE) however, the values in df1 turned to NA after merge.
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Break R expression into two lines along axis [duplicate]
I have this plot with a really long label along the y axis using 'expression', however, it gets distorted when I try to break it into two lines, see below:year = seq(1980,1990) irrig.area = seq(1,11)...
View ArticleMutate with apply statement in dplyr chain
Let's say I want to get a count of the variables that are greater than 5 in the iris dataset for each row: iris %>% mutate(n_greater=apply(.,1,function(x) length(x[(x>5)])),...
View ArticleHow to looping over a column and if pattern matches, count related characters...
0I have a data frame (picture is attached) with 1000 rows and 21 columns which the first column is miRNA gene names and other columns show each nucleotide in each position: (picture attached)What I...
View Articlein R, how to calculate mean of all column, by group?
I need to get the mean of all columns of a large data set using R, grouped by 2 variables.Lets try it with mtcars:library(dplyr) g_mtcars <- group_by(mtcars, cyl, gear) summarise(g_mtcars, mean...
View ArticleHow do i find week number from an arbitrary start date in R?
How do I find the week number from an arbitrary start date in R. Let's say I want my start date to be august 1st.
View Articleunzip a .zip file
I want to unzip a file in R. I completely don't know what to do.I searched and I found it method like this : unzip(zipfile, files = NULL, list = FALSE, overwrite = TRUE, junkpaths = FALSE, exdir = ".",...
View ArticleRaster: Extract center of raster images and draw the border
I've like to extract coordinates of the center of 4 raster images in GEOTiff and draw the border of 2 selected images, for this I try:library(raster) library(rgeos) #create GeoTIFF raster r <-...
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