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Questions - conditional-statements

Add new variable with arithmetic conditions

the randomly generated data frame contains ID, Dates, and Earnings. I changed up the data frame format so that each column represents a date and its values corresponds to the earnings. I want to creat...
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Bruh

r

loops

conditional-statements

Votes: 0

Answers: 1

Latest Answer

I go back to long format for the calculation, then join to the wide data: library(dplyr) library(tidyr) df1 %>% pivot_longer(cols = -ID, names_to = "date") %>% group_by(ID) %>% ...
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Gregor Thomas

Numpy delete all rows that start with zero

I have 2D Numpy array, I would like to delete all rows that start with certain value let say (0), then keep all rows that start with other value let say (10) into new array a1 = np.array([[ 0, 1, 2,...
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user18628648

python

numpy

conditional-statements

delete-row

Votes: 0

Answers: 2

Latest Answer

You can achieve this with the following masks: mask = (a1[:, 0] != 0) a2 = a1[mask, :] mask2 = (a2[:, 0] == 10) a3 = a2[mask2, :]
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iacob

mutate combining multiple conditions - R dyplr

I have the following first rows of a dataframe : response_accuracy = data.frame (trial_number = c("108", "108", "108", "108","108", ...
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gaelle

r

conditional-statements

Votes: 0

Answers: 1

Latest Answer

You can use a case_when to build up the logic for each of your conditions. See example below with your first condition included. You can add the other conditions as new lines in your case_when stateme...
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olorcain

XAML Datagrid set rowStyle if Value greater than

I've got a Datagrid with 3 columns. Now i want to change the highlight of the row conditionally. like: if the value in column 2 is greater than XX change row color to Red. I've already tried something...
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Dario.Casciato

wpf

xaml

conditional-statements

setter

datatrigger

Votes: 0

Answers: 1

Latest Answer

You can change the Style as follows: Create a new Converter: public class IsEqualOrLessThanConverter : IValueConverter { public object Convert(object value, Type targetType, object par...
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Ohad Cohen

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