Recent questions tagged R

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r - How to export RMarkdown file to HTML document with two columns?

I am putting together an R Markdown HTML page for some new R users at my work to give them an introduction ... avoid tables and CSS if possible. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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295 views

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r - Animated sorted bar chart with bars overtaking each other

Edit: keyword is 'bar chart race' How would you go at reproducing this chart from Jaime Albella in R ? ... populous cities from 1500 to 2018 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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219 views

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r - dplyr on data.table, am I really using data.table?

If I use dplyr syntax on top of a datatable, do I get all the speed benefits of datatable while still using the ... =cut ] [ order(-Count) ] See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Error in plot.new() : figure margins too large, Scatter plot

I've looked in different questions for a solution and I've tried what was suggested but I have not found a solution to ... Ica") What can I do? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - ggplot2 plot without axes, legends, etc

I want to use bioconductor's hexbin (which I can do) to generate a plot that fills the entire (png) display ... , no background, no nuthin'. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Problems installing the devtools package

I wish to use the devtools package. I've run the following commands: > install.packages("devtools", dependencies ... ' had non-zero exit status See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Changing font size and direction of axes text in ggplot2

I am plotting a graph with a categorical variable on the x axis and a numerical variable on the y axis. ... text is perpendicular to the axis? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - Remove legend ggplot 2.2

I'm trying to keep the legend of one layer (smooth) and remove the legend of the other (point). I have tried ... , color = gear)) + theme_bw() See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - What are the differences between community detection algorithms in igraph?

I have a list of about 100 igraph objects with a typical object having about 700 vertices and 3500 edges. I ... igraph. Thanks for your advice. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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395 views

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r - Showing string in formula and not as variable in lm fit

I am not able to resolve the issue that when lm(sformula) is executed, it does not show the string that is assigned ... ## lm(formula = "y~x") See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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455 views

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r - Convert a dataframe to presence absence matrix

I have a table which has unequal number of element in string format File1 A B C File2 A B D File3 E F I want to ... , row.names = c(NA, -3L)) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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255 views

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r - Floating point less-than-equal comparisons after addition and substraction

Is there a "best practice" for less-than-equal comparisons with floating point number after a series of ... exact operation where performed. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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452 views

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r - Convert from billion to million and vice versa

Suppose I have the following data frame named DF. I would like to convert all the values in the Revenue column ... Mn are part of the vectors. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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299 views

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r - Convert integer to words

For the purpose of styling data visualizations, I'd like to be able to display an integer using words (e.g. ... words[index] } int_to_words(5) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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429 views

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r - Format for ordinal dates (day of month with suffixes -st, -nd, -rd, -th)

Am I missing something? I can't figure out how to convert the following to Dates, where day of the month ( ... common; am I missing something? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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302 views

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r - Extract elements common in all column groups

I have a R dataset x as below: ID Month 1 1 Jan 2 3 Jan 3 4 Jan 4 6 Jan 5 6 Jan 6 9 Jan 7 2 Feb ... ID 4 & 6 are present in all months. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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336 views

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r - Merge dataframes of different sizes

I have two data frames d1 and d2 respectively as: x y z 10 10 7 10 12 6 11 10 8 11 12 2 12 10 ... trivial question, I could not get the answer. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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273 views

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r - regex for preserving case pattern, capitalization

Is there a regex for preserving case pattern in the vein of U and L? In the example below, I want to ... ) which will yield the desired output See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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375 views

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r - Stacked barchart, independent fill order for each stack

I'm facing a behaviour of ggplot2, ordering and stacked barplot that I cannot understand. I've read some ... order of the original dataset. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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220 views

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r - Command Lines error in Rstudio console

how to assign a very long string to a variable in r? Following works fine testVar <- "test;test;" But the following ... ;test;test;test;test;test;test;test;test;test;test;test;tes...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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452 views

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r - Replace NA values by row means

I want to replace my NA values from a matrix acquired by : read.table( ) Those values should be the mean of the ... 1.43 2 1 2 Thank you. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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331 views

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r - Cowplot made ggplot2 theme disappear / How to see current ggplot2 theme, and restore the default?

I recently installed the cowplot package. However, after doing this I noticed that my ggplots are missing their background ... .1.2 scales_0.4.1 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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314 views

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r - Creating a Unique Sequence of Dates

Let's say that I want to generate a data frame which contains a column with is structured in the following ... date in this specific format. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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528 views

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r - dplyr - filter by group size

What is the best way to filter a data.frame to only get groups of say size 5? So my data looks as follows: ... doesn't feel very dplyr like... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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370 views

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r - ggplot2: Changing the order of stacks on a bar graph

I'm trying to make a stacked bar graph with a facet_wrap, but I want the order of my stacked variables (" ... " Thank you for your help!! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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439 views

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r - Split dataframe by levels of a factor and name dataframes by those levels

I want to split an existing dataframe by the levels of one of the factor variables so that the names of the ... variable has too many levels. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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304 views

1 answer

r - Merge 2 dataframes if value within range

I have been struggling with this for some time now and couldn't find any way of doing it, so I would ... be greatly appreciated! Thank you! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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700 views

1 answer

r - Cumulative sum until maximum reached, then repeat from zero in the next row

I feel like this is a fairly easy question, but for the life of me I can't seem to find the answer. ... any more information let me know. Ayden See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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