Merging and Importing Data - English
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Error in importing XML file
I'm writing the same code as shown in the video and also installed libxml2 package but as soon as I run the below code I get the mentioned error.Error in (function (cond) : error in evaluating the argument 'doc' in selecting a method for function 'xmlToDataFrame': XML content does not seem to be XML: ''Code:library(XML)xmlData <- xmlToDataFrame("MyCaptaincyXML.xml")View(xmlData)
10-11M 30-40S Kashish_Gautam
Answer last updated on: Sept. 24, 2024, 9:10 a.m.
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error in file
captaincyTwo <- read.csv("CaptaincyData2.csv")View(captaincyTwo)i entered the above code but i'm getting the following error:> captaincyTwo <- read.csv("CaptaincyData2.csv")Error in file(file, "rt") : cannot open the connectionIn addition: Warning message:In file(file, "rt") : cannot open file 'CaptaincyData2.csv': No such file or directory> View(captaincyTwo)Error in View : object 'captaincyTwo' not foundi have also set the working directory for the same
07-08M 20-30S kajalmeena
Answer last updated on: Aug. 17, 2021, 4:16 p.m.
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I am doing just like tutorial instructions but it didn't work.
it shows this# Clear R workspace> rm(list = ls() ) > # Declare a variable to store the data frame> captaincyOne = read.csv("CaptaincyData.csv")Error in file(file, "rt") : cannot open the connectionIn addition: Warning message:In file(file, "rt") : cannot open file 'CaptaincyData.csv': No such file or directorybut I saved all the code files in my directory.
07-08M 10-20S tanishagoyal
Answer last updated on: Aug. 17, 2021, 4:10 p.m.
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Test question
Demonstration to the R beginner workshop
05-06M 20-30S kannan
Answer last updated on: Dec. 10, 2020, 11:39 a.m.
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xmlToDataFrame function is not available in XML Package
I've successfully installed XML package. Under package list it is showing as "Documentation for package ‘XML’ version 3.99-0.5". But in XML package , the function "xmlToDateFrame" is not found.After running the command - xmldata <- xmlToDataFrame("CaptaincyData.xml") Error message shows as - Error in xmlToDataFrame("CaptaincyData.xml") : could not find function "xmlToDataFrame"Please help.
10-11M 40-50S joydeb
Answer last updated on: Nov. 26, 2020, 6:49 p.m.
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Error in file
Good afternoon, I have an error in merging and importing data which is mentioned below:#clear R workspace >rm(list = ls() )#Declare a variable to store the data frame>captaincyOne = read.csv("CaptaincyData.csv")Error in file(file, "rt") : cannot open the connectionIn addition: Warning message:In file(file, "rt") : cannot open file 'CaptaincyData.csv': No such file or directory
01-02M 10-20S Wishruti
Answer last updated on: May 26, 2020, 3:29 p.m.
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error while installing package
This is the error occured while I installing packageInstalling package into ‘C:/Users/Arshini/Documents/R/win-library/4.0’(as ‘lib’ is unspecified)Warning in install.packages : package ‘libxml2-dev’ is not available (for R version 4.0.0)
08-09M 50-60S arshinigubbala@gmail.com
Answer last updated on: May 10, 2020, 12:20 a.m.
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Data Set Merging
In assignment , we are supposed to perform all the functions learnt. We have one iris dataset. How to perform merge()? From where different formats of iris data can be found like xml, txt etc? OR is it available in forum, please provide link to work on assignment.Thanks
13-14M 50-60S RK2020
Answer last updated on: April 30, 2020, 2:13 p.m.
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Error in reading the file
Error in file(file, "rt") : cannot open the connectionIn addition: Warning message:In file(file, "rt") :
07-08M 10-20S ekavithavrs@gmail.com
Answer last updated on: April 26, 2020, 4:16 p.m.
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Introduction to ggplot2
in R studio moviesData.csv is not openeing.What should be done for that.It says source('~/myproject/ggplots/ggPlots.R')Error in file(file, "rt") : cannot open the connectionIn addition: Warning message:In file(file, "rt") : cannot open file 'moviesData.csv': No such file or directory
00-01M 0-10S aarthigopinath.smile@gmail.com
Answer last updated on: April 25, 2020, midnight
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how to installlibxml2-dev package
i tried to install the same but couldnt do it.tried for other xml packages but xmlToDataFrame function is missing
09-10M 0-10S pradnyakinge123
Answer last updated on: Nov. 9, 2019, 3:47 p.m.
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class and typeof
What is the difference between class and typeof
04-05M 0-10S pradeep.laxkar
Answer last updated on: Nov. 9, 2019, 2:22 p.m.
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Overview of R and RStudio -
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Installing R and RStudio on Linux -
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Installing R and RStudio on Windows -
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Introduction to basics of R -
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Introduction to Data Frames in R -
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Introduction to RStudio -
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Introduction to R script -
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Working directories in RStudio -
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Indexing and Slicing Data Frames -
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Creating Matrices using Data Frames -
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Operations on Matrices and Data Frames -
Merging and Importing Data -
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Data types and Factors -
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Lists and its Operations -
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Plotting Histograms and Pie Chart -
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Plotting Bar Charts and Scatter Plot -
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Introduction to ggplot2 -
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Aesthetic Mapping in ggplot2 -
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Data Manipulation using dplyr Package -
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More Functions in dplyr Package -
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Pipe Operator -
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Conditional Statements -
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Functions in R
Questions posted on ST Forums:
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Outline:
Use of built-in functions in R for exploring a data frame Access help in RStudio Advantages of merging data frames Merge two data frames Import data from command line Import xml file and txt file in R Import data from user interface of RStudio
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