Hello Everyone,
I have a query about uncertainty analysis and would really appreciate some
help in this regard.
I intend to gapfill the NAs in the “X” column of the dataframe (Df1). I
have grouped the data using the column “Group” ,
determined the mean and generated the “Z” column.
While I am
Hello Everyone,
I have data at weekly intervals.
The data structure is something like this.
df1 <-
datea
1/7/2020 3
1/14/2020 6
1/21/2021 7
I would like to convert the data from the weekly
interval to the daily interval. Something like this.
datea
1/7/2020
fill missing
> columns with NA.
> rockchalk::rbindFillStack together data frames
>
>
> --
>
> David.
>
> On 5/20/21 2:19 AM, Jim Lemon wrote:
> > Hi Bhaskar,
> > If you are using read.table or similar, see the "fill=" argument.
> >
> >
Hello Everyone,
I am trying to extract data from a url. The codes work well when the
data structure is as follows:
X Y
1 2
1 5
1 6
1 7
3 4
However, the code fails when the data structure has no number
under the 2nd column (shown below).I get the following error:
"Error in data.frame(...,
Hello Everyone,
I have written certain codes in RShiny app which works fine.
There are 3 tabs, "Z1", "Z2" and "Z3". Currently the sliderinput shows up
when I click all the 3 tabs.
I need to adjust this code so that sliderInput is only visible when i
click tab "Z1" and not for tabs "Z2" and
xes )
> doOne( s )
>
> You might need to also think about the filenames that you want to use in
> the write.csv() command in the function doOne.
>
> HTH,
> Eric
>
>
> On Tue, Apr 21, 2020 at 9:30 AM Bhaskar Mitra
> wrote:
>
>> Hello Everyone,
>>
>&
Hello Everyone,
I am trying to download data from multiple websites using API key.
The code to download from one URL is given below.
I have a list of multiple URLs' where the suffix URL 'c' keeps changing.
I would appreciate any help on how i can modify the code below that will
allow
me to
not read by the loop. The codes are given below
Thanks for your help,
Regards,
Bhaskar Mitra
#_--
library(ncdf4)
library(reshape2)
library(dplyr)
library(stringr)
setwd("directory path")
Output <- "dire
Hello Everyone,
I am trying to create a subset of a data frame (df1) based on the first
three
unique values in the first column (v1).
Here are my codes:
b <- unique(df1$v1)[1:3]
df2 <- subset(df1,df1$v1==b)
df1:
v1 v2v3
1 ab
1 a1 b1
2 a2 b2
2 a3 b3
3 a4 b4
Hello Everyone,
I have a data frame which looks something like this:
V1 <-c(1,2,3)
V2 <-c(5,6,7)
V3 <-c(9,10,11)
df <- data.frame(V1,V2,V3)
I want to add couple of text files at the beginning of df and save
the df as a csv file.
The csv file should look something like this:
3 4
> 5 2 3 4
> 6 2 3 4",
> header=TRUE)
>
>
> df2 <-read.table(text="time v11 v12 v13
> 3 112 3 4
> 4 112 3 4",
> header=TRUE)
>
> for(time1 in df1$time) {
> time2<-which(df2$time==time1)
> if(length(time
Hello Everyone,
I have two data frames df1 and df2 as shown below. They
are of different length. However, they have one common column - time.
df1 <-
time v1 v2 v3
1 2 3 4
2 5 6 4
3 1 3 4
4 1 3 4
5 2 3 4
6 2 3 4
df2 <-
time v11 v12 v13
3 112 3
lain text email, not HTML email. Please.
>>
>>
>>
>>
>> --
>> Don MacQueen
>>
>> Lawrence Livermore National Laboratory
>> 7000 East Ave., L-627
>> Livermore, CA 94550
>> 925-423-1062
>>
>>
>>
Hello Everyone,
I am trying a shift the time series in a dataframe (df) by 30 minutes . My
current format looks something like this :
*df$$Time 1*
*201112312230*
*201112312300*
*201112312330*
*I am trying to add an additional column of time (df$Time 2) next to Time
1 by lagging it by –
Hello Everyone,
I have a data frame with 2 columns as shown at the end of this mail. I want
to plot the data in column A;
however I want the data-points in column A to be of different color based
on conditions in column B.
i.e all data in column A corresponding to value 0 in column B should be
Hello Everyone,
I am trying to replace the values in the 2nd column (Variable 1)
corresponding to certain dates (Date)
with NAs as shown below. Both Date and Variable1 are numeric vectors . I am
trying to use the transform function
as shown below but it doesn’t seem to work even though if I
Hello, I am trying to merge two text files by using the timestamp
header for both the files:
The first file has the following format for the timestamp:"2012-01-01
23:30:00 UTC"
Timestamp for the second file : 2012-01-01 2330.
I am having problems by converting from one timestamp format to
ile : 2012-12-27 2330.
I am having problems by converting from one timestamp format to another.
Any suggestions/help in this regard?
regards,
On Sun, May 22, 2016 at 12:40 PM, Bhaskar Mitra <bhaskar.kolk...@gmail.com>
wrote:
> Hello, I am trying to merge two text files by using the
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