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38 results for “from:jcrosbie”

subtotals based on price bands?
jcrosbie · Oct 17, 2012 · r-help

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remove loop which compares row i to row i-1
jcrosbie · Jul 12, 2012 · r-help

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Table/Frame - output
jcrosbie · Jul 17, 2012 · r-help

I would like to output a nicely formatted data frame to a bitmap. Is this possible in R? -- View this message in context: http://r.789695.n4.nabble.com/Table-Frame-output-tp4636790.html Sent from the R help mailing...

Download data
jcrosbie · May 28, 2013 · r-help

Hi, I'm trying to download data from: http://www.ngx.com/settlehistory.html Is it possible to fetch the data with R? Thank you -- View this message in context: http://r.789695.n4.nabble.com/Download-data-tp4668138.html...

plot background - excel gradient style background ?
jcrosbie · Jun 5, 2012 · r-help

I'm not the one who is choosing to use gradient background. It's our company policy. -- View this message in context: http://r.789695.n4.nabble.com/plot-background-excel-gradient-style-background-tp4632138p4632409.html Sent from the R...

ggplot incorrect legend
jcrosbie · Jun 6, 2012 · r-help

I'm expecting the legend to be 1,2,4,5,10 not 2,4,6,8,10. Is there away I can set my own colour and legend tittles? -- View this message in context: http://r.789695.n4.nabble...

plot background - excel gradient style background ?
jcrosbie · Jun 1, 2012 · r-help

Is there away of putting an excel style gradient background? I want to have dark blue in the middle and shad to white on the top and bottom. -- View this message in context: http://r.789695.n4.nabble.com/plot...

why is as.date function not working for me? (dd/mm/yyyy h:mm)
jcrosbie · Feb 6, 2014 · r-help

This function returns date/times without timezone strptime(dates,format="%d/%m/%Y %H:%M") -- View this message in context: http://r.789695.n4.nabble.com/why-is-as-date-function-not-working-for-me-dd-mm-yyyy-h-mm...

remove loop which compares row i to row i-1
jcrosbie · Jul 5, 2012 · r-help

Thank you, I tired ifelse(tUnitsort[length(tUnitsort$Hour),4]>=tUnitsort[-1,4],(tempMC =tUnitsort[length(tUnitsort$Hour),7]),tempMC ) But this doesn't seem to work. Where am I going wrong? -- View this message in context: http://r.789695...

frequency table with custom bands
jcrosbie · Oct 16, 2012 · r-help

I would like to create a frequency table with custom bands. seq1 = seq(0, 100, by = 5) seq2 = seq(100, 1000, by = 100) Bands = c(seq1, seq2) Prices = sample(1:1000, 200, replace=F) How would I go about find...

plot background - excel gradient style background ?
jcrosbie · Jun 29, 2012 · r-help

I have a number of different figures I wish to create with a gradient background. In addition to the two examples I've uploaded I need a boxplot, histogram, etc. http://r.789695.n4.nabble.com/file/n4634932/fig1.png...

ggplot add a legend?
jcrosbie · Dec 17, 2012 · r-help

How to I go about adding a legend to the following plot? ggplot() + geom_line(aes(x=df2010$Price,y=df2010$percentCapacity), colour = "red") + geom_line(aes(x=df2011$Price,y=df2011$percentCapacity), colour = "green") +geom_line(aes(x=df2012...

Subset error on atomic vectors why?
jcrosbie · Apr 2, 2014 · r-help

I'm getting this error: "Error in MOPrice$Date : $ operator is invalid for atomic vectors" The cost is: subset(MOPrice, as.Date(MOPrice$Date,"%Y-%m-%d")==as.Date("2013-11-28","%Y-%m-%d")) The date column looks like...

Download data
jcrosbie · Sep 18, 2013 · r-help

Thank you for all your help. I'm still not able to figure out how automate downloads from online websites. This is a daily function to download the needed data. I would also like to be able to do this...

ggplot incorrect legend
jcrosbie · Jun 8, 2012 · r-help

Thank you, that was very helpful. Would it be possible to rename the legend values as well. Example 1 as Biomass, 2 as coal, 4 as gas, 5 as hydro? ggplot(data=tempTable, aes(x=Bands8, y=AvailableMWNewFormat, fill=as...

why is as.date function not working for me? (dd/mm/yyyy h:mm)
jcrosbie · Feb 6, 2014 · r-help

Thanks. as.POSIXct works for the most part. The only problem is part of data I'm working has it's own time zone. Is there a way to not have a time zone displayed? My times do not change...

subtotals based on price bands?
jcrosbie · Oct 17, 2012 · r-help

I would like to create a subtotal table with custom bands. seq1 = seq(0, 100, by = 5) seq2 = seq(100, 1000, by = 100) Bands = c(seq1, seq2) #Prices Prices = sample(1:1000, 200, replace=F) #corresponding size for the given...

ggplot incorrect legend
jcrosbie · Jun 6, 2012 · r-help

Thank you for your help. I would expect FuelTypeNum to make up the legend. But in the legend there is an extra value of called '3' and in the chart there is an extra FuelTypeNum. code: ggplot(data=tempTable, aes...

R and GML data from the Canadian Goverment
jcrosbie · May 1, 2014 · r-help

I'm trying to create a map of transmission lines in Alberta. In addition, I'm very new to creating maps. The data can be found at: http://geogratis.gc.ca/site/eng/download http://ftp2.cits.rncan.gc.ca...

conditional sum two dataframes
jcrosbie · Jul 26, 2012 · r-help

I have two data frames. One with a matrix of months and the other with a matrix of values. The two dataframes correspond to each other. I would like to sum up all the values in by month. What would...

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