虽然这个问题的细节当然与特定应用有关,但是在 Stack Overflow 的精神指导下,我会尽可能地让回答更通用!基本问题是,在一个数据框中具有特定日期,而另一个数据框具有日期范围时,如何按日期合并数据框。其次,该问题还要求如何处理给定变量的多个观察值,并将这些观察值包含在最终输出的数据框中。我相信其中一些内容是...
my_data contains 5 columns ordered as follow: Sepal.Length Sepal.Width Petal.Length Petal.Width Species But we want: the variable “Species” to be the first column (1) the variable “Petal.Width” to be the second column (2) It’s possible to reorder the column by position as follow:...
311-add-labels-to-hierarchical-edge-bundling_files 313-basic-circle-packing-with-several-levels_files 314-custom-circle-packing-with-several-levels_files 315-hide-first-level-in-circle-packing_files 320-the-basis-of-bubble-plot_files 324-map-background-with-the-ggmap-library_cache 3...
require(stats) (ii <- order(x <- c(1,1,3:1,1:4,3), y <- c(9,9:1), z <- c(2,1:9))) ## 6 5 2 1 7 4 10 8 3 9 rbind(x, y, z)[,ii] # shows the reordering (ties via 2nd & 3rd arg) ## Suppose we wanted descending order on y. ## A simple solution fo...
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Control group order Reordering categories in the barchart is a crucial step for an insightful figure: learn how to do it. Variable width A barplot with variable width to represent categories sample size. Error bars How to add error bars on a barplot, and why should be careful about it....
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Per riordinare le colonne, procedere in una delle modalità seguenti. SelezionareVisualizza, quindiMostra colonne. Nella finestra di dialogoMostra colonneselezionare una colonna e utilizzare le frecce e . Nell'area del contenuto inEsploratrascinare le colonne nella posizione desiderata. ...
Selezionare il nome della colonna che si desidera riordinare e utilizzare le icone descritte di seguito per eseguire lo spostamento nella posizione desiderata. : sposta gli elementi selezionati in cima all'elenco : sposta gli elementi selezionati di una posizione verso l'alto nell'elenco ...
Very often, especially when plotting data, I need to reorder the levels of a factor because the default order is alphabetical. There must be many ways of reordering the levels; however, I always forget which package to look in. A direct way of reorderi..