Re: [R] Bug (?): reading binary files in Windows 10

Hi, this is what i got, just with base R: > a <- download.file(" ftp://ftp.fieldtriptoolbox.org/pub/fieldtrip/tutorial/preprocessing_erp/s04.eeg ","s04.eeg") probando la URL ' ftp://ftp.fieldtriptoolbox.org/pub/fieldtrip/tutorial/preprocessing_erp/s04.eeg ' Content type 'unknown' length

[R] regex for "[2440810] / www.tinyurl.com/hgaco4fha3"

Hi, I need help for cleaning this: "[2440810] / www.tinyurl.com/hgaco4fha3" My desired output is: "[2440810] / tinyurl". My attemps: stringa <- "[2440810] / www.tinyurl.com/hgaco4fha3" b <- sub('^www.', '', stringa) #wanted to get rid of "www." part. Until first dot. b <- sub('[.].*', '',

[R] regex - optional part isn't considered in replacement with gsub

Hello, I need some help with regex. I have this to sentences. I need to extract both "49MU6300" and "LE32S5970" and put them in a new colum "SKU". A) SMART TV UHD 49'' CURVO 49MU6300 B) SMART TV HD 32'' LE32S5970 DataFrame for testing: ecommerce <- data.frame(a = c(1,2), producto = c("SMART TV

Re: [R] months not working with local language (weekdays does)

After, restarting PC I do get the months in spanish. Sorry for the hassle. 2017-06-05 15:01 GMT-05:00 Omar André Gonzáles Díaz <oma.gonza...@gmail.com> : > Thank you Duncan and Rui for your time and interest in this issue. > > Maybe it is a problem with Windows 7 and Spanish, and

Re: [R] months not working with local language (weekdays does)

.1252 LC_NUMERIC=C >> >> [5] LC_TIME=Portuguese_Portugal.1252 >> >> attached base packages: >> [1] stats graphics grDevices utils datasets methods base >> >> loaded via a namespace (and not attached): >> [1] compiler_3.4.0 >> >&g

[R] months not working with local language (weekdays does)

Hi, I want to reporte some strange behaviour with the "months" function, from base R. When using "months" to extract months from a date column, I'm getting the months in english, when I was expecting months in spanish. When using "weekdays" to extract days of week from a date column, I'm

Re: [R] Export R output in Excel

use "write.csv("you-df", "name-of-file.csv", row.names = FALSE). And Google please, as others have suggested. 2016-12-28 21:33 GMT-05:00 Jim Lemon : > Hi Bryan, > When I have to do something like this, I usually go through HTML > output and import it into MS Word. I am not

[R] Regex to stop at first capital letter after sequence

I have the following strings: [1] "PPA 06 - Promo Vasito" [2] "PPA 05 - Cuentos" [3] "PPA 04 - Promo vasito" [4] "PPA 03 - Promoción escolar" [5] "PPA - Saluda a tu pediatra" [6] "PPL - Dia del Pediatra" *Desired result*: [1] "Promo Vasito" "Cuentos"

Re: [R] Replace a dot in a string (".") with a space (" ")

Hi, your were close. This is the solution: sub("[.]", " ", "c.t") You need to scape the point, because point has a especial meaning in regular expressions. Read more on regex... 2016-11-18 19:13 GMT-05:00 John : > Hi, > >Is there any function that replaces a dot with a

Re: [R] Grep command

Hi Steven, grep uses regex... so you can use this: -grep("age$",x): it says: match "a", then "g", then "e" and stop. The "$" menas until here and no more. > grep("age$",x) [1] 5 2016-05-04 1:02 GMT-05:00 Jim Lemon : > Hi Steven, > If this is just a one-off, you could do

[R] Fwd: as.Date gives NAs when transforming from factor

Hi, I would appreciate your help. I’m having problems when transforming a column from “factor” to “date”. It does not convert just: 31/03/2016 correctly, it out puts: NA. 04/04/2016 turns out as: 2016-04-04 02/04/2016 turns out as: 2016-02-04 31/03/2016 turns out as: NA 03/04/2016

[R] regex - extracting src url

Hi,I have a DF with a column with "html", like this: https://ad.doubleclick.net/ddm/trackimp/N344006.1960500FACEBOOKAD/B9589414.130145906;dc_trk_aid=303019819;dc_trk_cid=69763238;ord=[timestamp];dc_lat=;dc_rdid=;tag_for_child_directed_treatment=?; BORDER="0" HEIGHT="1" WIDTH="1"

Re: [R] seconds to h:m:s format

rmat(base_dates+session.duration.fuente$avg.session.duration,"%H:%M:%S") > [1] "05:29:38" "00:14:15" "00:48:05" "16:40:00" "01:46:24" "02:03:15" > [7] "15:37:07" "00:23:30" "20:08:48" "13:50:3

[R] seconds to h:m:s format

Hi, I've a data frame with 3 columns: "mes", "fuente", "avg.sessions.duration". "avg.sessions.duration" is a column containing seconds. I need you help with: 1.- Help to put these values in "h:m:s" format. . === I've found this german

Re: [R] regex not working for some entries in for loop

gcgroup.com>: > > > > From: Omar André Gonzáles Díaz > > Subject: [R] regex not working for some entries in for loop > > > > I'm using some regex in a for loop to check for some values in column > "source", > > and put a result in column

[R] regex not working for some entries in for loop

I'm using some regex in a for loop to check for some values in column "source", and put a result in column "fuente". I need some advice on this topics: -Making the regex parts work, I've tasted them in regexpal.com and they work, but not in R. -Making the code (for loop) more efficient, more

Re: [R] Regex: Combining sub/grepl with ifelse

Thank you very much to both of you. This information is very enlightening to me. Cheers. 2015-10-10 1:11 GMT-05:00 Boris Steipe <boris.ste...@utoronto.ca>: > David answered most of this. Just a two short notes inline. > > > > > On Oct 10, 2015, at 12:38 AM,

Re: [R] Regex: Combining sub/grepl with ifelse

v$producto[i], "[^A-Z0-9-]+")) # > isolate tokens > > if(any(grep("[A-Z][0-9]", v))) { > > linio.tv$id[i] <- v[grep("[A-Z][0-9]", v)] > > } > > else { > linio.tv$id[i] <- NA &g

Re: [R] Regex: Combining sub/grepl with ifelse

32", "40", "32", "55", "40", "40", "40", "42", "43", "55", "24", "32", "65", "65", "32", "55", "24", "47", "32",

Re: [R] Regex: Combining sub/grepl with ifelse

]{1})(.*)", "\\2", ripley.tv$id, ignore.case = T) ripley.tv$id <- sub("(.*)([A-Z]{2}[0-9]{2}[A-Z]{1}[0-9]{3}[A-Z]{1})(.*)", "\\2", ripley.tv$id, ignore.case = T) ripley.tv$id <- sub("(.*)([A-Z]{2}[0-9]{2}[A-Z

Re: [R] Regex: Combining sub/grepl with ifelse

on with all types of IDs in product column. I think it can be achieve with some ifelse construction I think... that's why my initial lines of code. Any hint is welcome. 2015-10-09 15:37 GMT-05:00 David Winsemius <dwinsem...@comcast.net>: > > On Oct 9, 2015, at 12:59 PM, Omar André G

Re: [R] Regex: Combining sub/grepl with ifelse

"40J5500" > [46] "50J5500" "32JH4005""50J5300" "48J5300" "40J6400" > [51] "KDL-32R505C" "KDL-40R555C" "55J6400" "40JH5005""43LF5410" > [56] "32LF585B&quo

Re: [R] regex - extracting 2 numbers and " from strings

Yes, you are right. Thank you. 2015-10-08 20:07 GMT-05:00 David Winsemius <dwinsem...@comcast.net>: > > On Oct 8, 2015, at 4:50 PM, Omar André Gonzáles Díaz wrote: > > > David, it does work but not in all cases: > > It should work if you change the "+&qu

[R] Regex: Combining sub/grepl with ifelse

I need to extract an ID from the product column of my df. I was able to extract the ids for some scenearios, but when applying my code for the next type of ids (there are some other combinations), the results of my first line of code got NAs. ripley.tv$id <- sub("(.*)(

[R] regex - extracting 2 numbers and " from strings

Hi I have a vector of 100 elementos like this ones: a <- c("SMART TV LCD FHD 70\" LC70LE660", "LED FULL HD 58'' LE58D3140") I want to put just the (70\") and (58'') in a vector b. This is my try, but is not working: b <- grepl('^[0-9]{2}""$',a) Any hint is welcome, thanks.

[R] Regex: just keep the money and not the description

Hi R users, I have a character vector with 2 numbers: old price, new price. The problem is that some rows (4,23, for example) contain a little description of the product, which I don't need. I've tried a lot of thins, like this one: TV_Precios3 <- gsub("^S ^[0-9]{2}\\$","",TV_Precios2) Without

[R] Fwd: Regex: just keep the money and not the description

/. 1,699.00", "S/. 2,299.00S/. 1,699.00", "S/. 8,999.00S/. 7,299.00", "S9000S/. 10,999.00S/. 8,999.00", "S9000S/. 14,999.00S/. 12,999.00", "S/. 6,999.00S/. 5,999.00", "S/. 2,799.00S/. 2,299.00", "S/. 2,999.00S/. 2,649.00",

Re: [R] Plot with R un html5

You could use Rmarkdown, and use as output: html. http://rmarkdown.rstudio.com/html_document_format.html 2015-09-19 15:46 GMT-05:00 Frank Schwidom : > Hi, > > when you can plot this graph using the rgl-package, > then you can use "rgl::writeWebGL" to create an 3D-View > in the

[R] Clustering of clients (retail) - Free data sets?

Hi all, I'm learning about how to do clusters of clients. Ç I've founde this nice presentation on the subject, but the data is not avaliable to use. I've contacted the autor, hope he'll answer soon. https://ds4ci.files.wordpress.com/2013/09/user08_jimp_custseg_revnov08.pdf Someone knows

[R] [Rmarkdown] html_document - custom CSS for code snippets

Hi Community, I'm using custom CSS to modify my html_document, genereted using knirt. According to this page: http://rmarkdown.rstudio.com/html_document_format.html I have to turn off: 1) theme: null and 2) highlight: null. And use: 3) css: my_styles.css (my css document). I've achieved to

[R] how to loop or lapply over a XMLNodeSet object with condition (if else)

Hi, R-Help members, I'm doing some webscraping. This time i need the image (url) of the products of an ecommerce. I can get the nodes where the urls are, but when trying to extract the URL, i need to take 1 additional step: src vs data-original: in the source code, some urls are in the src

Re: [R] Is anyone learned Coursera course named “R Programming” of Johns Hopkins Roger D. Peng?

You need to save your pollutantmean in your wroking directory. Then use the submit function they give in the homeworks page. Download it, or use the source() function. Then in the console, use submit()... thes functions needs your identification as student... then it prints notes to continue

Re: [R] print dataframe names in loop

Two seconds using google: http://stackoverflow.com/questions/9002227/how-to-get-the-name-of-a-data-frame-within-a-list 2015-05-15 7:20 GMT-05:00 Jim Lemon drjimle...@gmail.com: Hi Kai, One way is to name the components of your list with the names of the data frames: df1-data.frame(a=1:3)

Re: [R] Installed R to Windows, but having trouble with read.csv

Is this file in your working directory? (To know your working directory use: getwd() ) If not, put it in there. 2015-03-02 11:53 GMT-05:00 Mello Cavallo, Alice mel...@wit.edu: I copied the file into the bin folder of R ... perf_data - read.csv(PerfResultsCSv.csv) Error in file(file,

Re: [R] Import data from Excel to R

The best way is to save the file as CSV... after you can simply import it with this comand in R: read.csv(...) ... to know more about the read.csv comand use in R this: ?read.csv. There are other packages to import EXCEL FILES, but the simplest way, its importing this as CSV. 2014-09-09 18:03

[R] GSUB and Data.frame format lost

Hi all, please, i'm trying to understand how using Gsub for some search and replace of text, makes my data frame lost it's format. This is my code: code DataGoogle1 - read.csv(file = DataGoogle2.csv, header = T, stringsAsFactors = F) head(DataGoogle1) /code Result 1: Campaña

[R] GSUB function and regex problem

Hi all, i have this data.frame with 3 columns: campaña, visitas, compras. This is the actual data.frame: Campaña Visitas Compras 1 facebook-Ads1 524 2 2 faceBOOK-Ads1 487 24 3 fcebook-ads12258 4 4

[R] R Package for Text Manipulation

Hi all, I want to know, where i can find a package to simulate the functions Search and Replace and Find Words that contain - replace them with..., that we can use in EXCEL. I've look in other places and they say: Reshape2 by Hadley Wickham. How ever, i've investigated it and its not exactly