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add row lookup example

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Bogumił Kamiński
2022-05-30 14:10:20 +02:00
parent 99bfdde9af
commit adc841d54e
1 changed files with 4 additions and 0 deletions
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ch12.jl
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@@ -60,6 +60,10 @@ describe(edges_df, :min, :max, :mean, :nmissing, :eltype)
summary(classes_df) summary(classes_df)
describe(classes_df, :min, :max, :mean, :nmissing, :eltype) describe(classes_df, :min, :max, :mean, :nmissing, :eltype)
findall(n -> n == "bkamins", classes_df.name)
findall(n -> n == "oxinabox", classes_df.name)
classes_df[findall(n -> n == "oxinabox", classes_df.name), :]
# Code for updating data frame columns using broadcasting # Code for updating data frame columns using broadcasting
edges_df .+= 1 edges_df .+= 1