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Can you change R scripting front-end version in command line?

Currently on my system (macOS Catalina) I installed R 3.6.2, and also installed R in anaconda. However, when I ran Rscript --version it says R scripting front-end version 3.5.1 (2018-07-02). I am...

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Minimising objective function problem using lpsolve in R

I'm tackling a simple linear optimisation problem. I have a bunch of crops with have their associated land requirements per tonne and their water footprints per tonne. I want to know how many tonnes of...

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How do I create a geom_bar plot that has numeric variable values but where...

I am trying to create a bar plot but I am having troubles with the fact that my x axis variable (forest tree species) are in the form of numerical codes. That makes it seem as if it is a continuous...

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How to create a summation function with data frame in R?

Just for fun, I am trying to create a basic savings calculator. My current code is:value <- function(years,apr,initial,investment) { df <- as.data.frame(matrix(nrow = years, ncol = 2))...

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Create a index to create a network graph from dataframe

This is a bit challenging question (I guess), please hold on and read the entire bit, I promise it would be a satisfying result at the end (plus its about office the TV Show)So I have a dataframe like...

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Package SBRL in R

I'm trying to use the Scalable Bayesian Rule Lists Model for creating some rule lists in R. I read data into a list, split into train and test and plug into the function with the below code:adult <-...

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About generating matrix of random numbers following Bernoulli distribution...

Assume a probability matrix is A(nxm), then I want to generate a matrix(B) of random numbers of which each follows Bernoulli distribution with corresponding probability in A. That means B[i,j] ~...

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FB Prophet shifting my history dates by 12 hours

I have an hourly training data set that is from 04/11/16 (00:00 AM) - 10/11/16 (00:00 AM) which shows some value of moisture. I am trying to predict the next 24 hours of data (for an entire day of...

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Remove columns from dataframe where some of values are NA

I have a dataframe where some of the values are NA. I would like to remove these columns.My data.frame looks like this v1 v2 1 1 NA 2 1 1 3 2 2 4 1 1 5 2 2 6 1 NA I tried to estimate the col mean and...

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Using rvest or RSelenium to Scrape Table

The goal: Scrape the table from the following website using R.The website:https://evanalytics.com/mlb/models/teams/advancedWhat has me stuck: I use rvest to automate most of my data gathering process,...

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Conditional matching based on two variables

I have a DF with similar multiple rows and columns. I want to match Name with Name1. If Name does not match Name1, I want to also try to matchName to Name3. Then if it matches, I want the value of...

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R : count of entries of XXXX post inquiry date of ABC using group,count and...

I am intended to list-out count of all ID's who have inquired post inquiring ABC(where XXXX means other companies). Sample table is given below:ID Company INQUIRY-DATE A15217177635833 XXXX 25-08-2018...

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R optim, can I pass a list to parameter :par?

Question:I am using optim to optimise my function. However, my function have 2 paramters, first is a scalar, second is a dynamic length vector. I initialized parameters with a list and then pass into...

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R Finding elements matching with each other within a vector

I have a list of addresses. These addresses were input by various users and hence there are lot of differences in the way a same address is written. For example,"andheri at weh pump house", "andheri...

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count of entries of XXXX post inquiry date of ABC using group,count and loop...

I am intended to list-out count of all ID's who have inquired post inquiring ABC(where XXXX means other companies). Sample table is given below: ID Company INQUIRY-DATE A15217177635833 XXXX 25-08-2018...

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gganimate with changing scales (axis limits)

I'd like to create a gif using gganimate, but my axis ranges vary wildly in one frame. This is causing all subsequent frames to be squeezed.In ggplot2's facets, there's an option to have scales="free"....

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Sequence date and data frame

I am foresting with ets function from the forecast package.I have daily data from sales for each days in the period from 2015-01-01 until 2015-12-01.Output from this coding is forecast object.This...

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dplyr 0.8.1 count throws a strange error message

I ran into an issue with dplyr 0.8.1: It throws this error message when using count() on a character column:error in count(., gender): Argument x must be a vector: list However the usual workaround...

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R: plotting sky map in Mollweide projection in galactic coordinate system

I need to produce the star map with constellations etc in the Mollweide projection (elliptical projection giving 360 view angle, used in plotting night sky). I found a recipe at...

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how to obtain morphological features of head_token along with lemma in Udpipe?

I am relatively new to Udpipe-environment. Is there a way to extract morphological features of headtokens and along with KWIC in same dataframe in Udpipe? For instance, I would like to get subjects and...

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