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Perfect Jim, that Is exactly what I needed ? let me check that ... Cheers From: Jim Lemon Sent: June 25, 2017 3:11 AM To: Christophe Elek Cc: r-help at r-project.org Subject: Re: [R] Fill in empty cell in data.frame from previous value Hi Chris, You may know about the *apply family of functions. These slice various data structures and "apply" a specified function to each slice, usually returning a list of return values. As...

Hello Total newbie here... I hope I read the guide properly I have the following data.frame (I read it from a CSV file I cannot change) names val 1 Mandy 1 2 2 3 John 2 4 2 I want to read the row number 2, but I want the first column to be ?Mandy? and not null print (frame[2,]) 2 Mandy 2 I can manipulate the data.frame once loaded How can I fill all cell in column

Hi! Are there anyone out there who can give me some informations about this issue?... Thanks, Elek J?zsef -----Original Message----- From: Elek J?zsef [mailto:elekj@ekg.gov.hu] Sent: Thursday, October 03, 2002 9:57 AM To: samba@lists.samba.org Cc: K-D Andr?si Istv?n Subject: Question regarding the possibility of W2K smartcard logon Hi! I could not find any documentation about the possibility...

Run it through a loop. I assume the cell contents is NA (Not Available). Test for it with is.na(). Whenever that returns TRUE, replace the NA value with the value from the previous row. Cheers, B. > On Jun 24, 2017, at 1:49 PM, Christophe Elek <christophe.elek at gmail.com> wrote: > > Hello Total newbie here... I hope I read the guide properly > > I have the following data.frame (I read it from a CSV file I cannot change) > > names val > 1 Mandy 1 > 2 2 > 3 John 2 > 4 2 > &...

...the original element "names". It won't work if the first value is NA, nor will it work for more than one NA in a row. I realize that this is pretty obscure, but you said that you didn't just want the solution. It's a one-liner. Jim On Sun, Jun 25, 2017 at 3:49 AM, Christophe Elek <christophe.elek at gmail.com> wrote: > Hello Total newbie here... I hope I read the guide properly > > I have the following data.frame (I read it from a CSV file I cannot change) > > names val > 1 Mandy 1 > 2 2 > 3 John 2 > 4 2 > > I wa...

Excellent Boris, thx ? this helps From: Boris Steipe Sent: June 25, 2017 11:23 AM To: Christophe Elek Cc: r-help at r-project.org Subject: Re: [R] Fill in empty cell in data.frame from previous value Run it through a loop. I assume the cell contents is NA (Not Available). Test for it with is.na(). Whenever that returns TRUE, replace the NA value with the value from the previous row. Cheers, B....

Hi. I have ubuntu 10,04 and i want Camfrog to use. I can install, but it dos'n works. I will apreciate any help. Thanks. (I am beginner and the Camfrog server could not install)