Top "Aggregate" questions

Aggregate refers to the process of summarizing grouped data, commonly used in Statistics.

Angular UI Grid - How to customize aggregate rows behavior

When grouping, ng-grid creates group row(s) that look and behave differently to regular rows. In particular, group rows don't …

angularjs aggregate ng-grid
Summary of data for each year in R

I have a data with two columns. In one column it is date and in another column it is flow …

r aggregate time-series summary
Summing values of Hive array types

Hive has this pretty nice Array type that is very useful in theory but when it comes to practice I …

arrays hadoop aggregate hive aggregation
Apply function conditionally

I have a dataframe like this: experiment iter results A 1 30.0 A 2 23.0 A 3 33.3 B 1 313.0 B 2 323.0 B 3 350.0 .... Is there a way to …

r aggregate
R Programming - Sum Elements of Rows with Common Values

Hello and thank you in advance for your assistance, (PLEASE Note Comments section for additional insight: i.e. the cost …

r aggregate rowsum
aggregating multiple columns in data.table

I have the following sample data.table: dtb <- data.table(a=sample(1:100,100), b=sample(1:100,100), id=rep(1:10,10)) I would …

r dataframe aggregate data.table
Blend of na.omit and na.pass using aggregate?

I have a data set containing product prototype test data. Not all tests were run on all lots, and not …

r aggregate plyr summary
How to Count Unique rows in a data frame?

I have a data frame in R which has a lot of duplicate records. I am interested in finding out …

r dataframe dplyr aggregate ply
CQRS sagas - did I understand them right?

I'm trying to understand sagas, and meanwhile I have a specific way of thinking of them - but I am …

aggregate cqrs saga