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    I want to loop over a plot and put the result of the plot in a PDF. The following code is used to do this: What ... ], iris[i])) dev.off() } See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I want to install rgdal for "R version 3.2.3 (2015-12-10)". I downloaded and installed GDAL 1.11 Complete PROJ ... lib' rgdal_1.1-1.tar No luck! See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to build graphs using tree-like data, where nodes typically split into >2 edges. I have tried ... correction a hassle. Many thanks. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Consider the following R code. > x = cbind(c(10, 20), c("[]", "[]"), c("[[1,2]]","[[1,3 ... either, though it doesn't seem to be happening here. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    wmap <- readOGR(dsn="~/R/funwithR/data/ne_110m_land", layer="ne_110m_land") This code is not loading ... .VERSION.txt ne_110m_land.README.html See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    My institution recently installed GitLab for us. I've figured out how to install R packages from the GitLab ... retrieving this Git-URL. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm trying to plot three datasets onto the same graph. One dataset should appear on the graph as just a ... legend appears in this solution). See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Under what cases do you create contrasts in your analysis? How is it done and what is it used for? I checked ... is not readily available to me. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have several different txt files with the same structure. Now I want to read them into R using fread, and then ... and union in sql? Thanks. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Could anyone explain how to change a single cell in a data.frame to something else. Basically I just ... several occasions. Thanks in advance See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am using the Emacs-Speaks-Statistics (ESS) mode for Emacs. When editing R code, any comment lines (those ... # Comment Thanks for any hints. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is it possible in R to say - I want all indices from position i to the end of vector/matrix? Say I want a submatrix from ... ]? (or A[,3:...])? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I perform regression analyses on a daily basis. In my case this typically means estimation of the effect of ... suggestions are much welcome. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How to create simple summary statistics using dplyr from multiple variables? Using the summarise_each function seems to ... to-read data frame. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    This is really a newbie question - but basically, how do I enable a template for certain filetypes. Basically, ... is mind boggeling stupid ;-/ See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to use ggplot to add a subtitle. Similar question was asked here: How to add a ggplot2 ... variables inside expression and atop? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am trying to combine a histogram and boxplot for visualizing a continuous variable. Here is the code I have ... would be appreciated as well. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I've used the following code in R to determine how well observed values (20, 20, 0 and 0 for example) fit ... is almost 50% more than that. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm searching but still can't find an answer to a quite simple question - how can we produce a simple dot ... plot like this but with ggplot2? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I want to add a facet title as strip over a facetted plot in ggplot2. My MWE throws an error. library(ggplot2 ... () print(grid.draw(Plot1)) See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Is there a way to avoid the function round() when using Sweave/knitr? It's really annoying to write round( ... . Thanks for your help Macs See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    Originally I create this shiny interface that takes in a parameter "company id" and "date", but here we have a ... 1 Wendy's 2 Bestbuy 3 See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    How expensive is it to compute the eigenvalues of a matrix? What is the complexity of the best algorithms? ... that compute the eigenvalue? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a few signals sampled over time which I plot in R using continuous lines. Additionally, I would like to ... success so far. Any hints? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I am using below code in server.R to display the text in the main panel. This is working exactly the way it ... the font and color of the text? See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I have a data.frame mydf with about 2500 rows. These rows correspond to 69 classes of objects in colum 1 ... of R's vectorised operations. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    I'm working on a project right now where I have been slowly accumulating a bunch of different variables from a ... simply be a dataset name. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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    In reorganising my code base I'd like to clean up my code sharing mechanism. So far I'm using source ... potential of breaking other packages. See Question&Answers more detail:os...
asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)
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