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r - How to deal with "data of class uneval" error from ggplot2?
While trying to overlay a new line to a existing ggplot I am getting the following error: Error: ggplot2 doesn't know ... Date)), color="red") p See Question&Answers more detail:os...
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r - Error: could not find function "%>%"
I'm running an example in R, going through the steps and everything is working so far except for this code ... and any feedback would be great. See Question&Answers more detail:os...
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r - Simple approach to assigning clusters for new data after k-means clustering
I'm running k-means clustering on a data frame df1, and I'm looking for a simple approach to computing ... to find the closest cluster? See Question&Answers more detail:os...
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r - How to extract the fill colours from a ggplot object?
I am trying to write some automated unit tests for a series of functions that generates ggplot graphics. For ... specific fill colours to use? See Question&Answers more detail:os...
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r - How to get coefficients and their confidence intervals in mixed effects models?
In lm and glm models, I use functions coef and confint to achieve the goal: m = lm(resp ~ 0 + var1 + var1:var2 ... (SO)... what do you think? See Question&Answers more detail:os...
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r - data.table and parallel computing
Following this post: multicore and data.table in R, I was wondering if there was a way to use all cores ... allows such operations by design. See Question&Answers more detail:os...
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r - Convert data frame with date column to timeseries
I've got a data frame with the following data: >PRICE DATE CLOSE 1 20070103 54.700 2 20070104 54.770 3 ... only for the ones i specify)? See Question&Answers more detail:os...
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r - Plot a function with ggplot, equivalent of curve()
Is there an equivalent method for plotting functions using ggplot to the curve() command employed in base graphics? ... bit more simple. Thanks! See Question&Answers more detail:os...
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r - How can I arrange column values into increasing order, without mixing up the other column order?
I have a data frame here that contains ID and co-ordinates that corresponds to a simulation value. head_data<- ... times but mixes up the simulation column. Any suggestions?...
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r - Combining lists, possibly with mapply
I have a list of lists - a simple example is given below: my_list <- vector(mode = "list", length = 4) my_list ... it to work. Many thanks in advance for your help Thomas Philips...
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r - Color the edges the same color as the nodes in igraph
I have a dataset similar to this. library(igraph) df <- data.frame(Account= c('Luca', 'Alberto', 'Luisa', ' ... Luisa in yellow. Couldn't find anything about it, thanks in advance...
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