Hello, I'm working with a database that I usually access with the workbench. To start importing directly into R, I'm using the RMySQL library. I can make the connection and find my tables, but at the time of importing with tbl it returns me a li...
I imported some objects as follows, in this example I put only two, but I want to work with many, so I need to automate the processes a little:
library(quantmod)
#escolhendo a data que deseja
start <- as.Date("2014-01-01")
end<- as.Date...
Good morning, I came across the following terms: Monte Carlo simulation of first order and second order. I've been working with MMC for some time but I'm not familiar with these terms and I have not found any material on that.
Can someone please...
I am working with visceral leishmaniasis data in census tracts of a Brazilian municipality. I circled a Baysian (CAR conditional autoregressive model) BYM model of the CARBayes package in software R. However, I am not able to visualize and expor...
I need to read an ".xlsx" file in R, using the readxl library, but the file has more than a million lines, the session is aborted and I can not finish reading.
How can I resolve this?
It's worth noting that my computer crashes when y...
Could you help me?
I'm trying to download inflation expectations data for a month through the package rbcb
link
I installed and did the step by step to test if everything is ok.
But when I get here:
rbcb::get_monthly_marke...
I have the following situation and am trying to find the deflection point of the data, which corresponds to the blue line crosses , which I highlighted and found via CAD plotting. It is worth mentioning that I have already identified the cros...
Hi, people.
Well, I've been trying to replicate a code I made on the work computer in my notebook. At some point, I do data filtering with dplyr using the "<" and ">" signs. When I made the code on my notebook, the...
I made a report in Rmarkdown that, after a Windows update, it changed all the accents by other characters. The main issue would be reading the external files. But there is a part that I need to read some 'csv's', which before the encoding "ISO-8...
I need the data of this site here on Bovespa:
http://www.b3.com.br/pt_br/market-data-e-indices/servicos-de-dados/market-data/historico/mercado-a-vista/series-historicas/
The data I want is the actions of 2017 and 2018. For this I need to cl...