Scarabee

Scarabee has asked 6 questions and find answers to 25 problems.

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Scarabee questions

How to group_by without creating a grouping variable?
How to use same list twice in WHERE clause?
Unexpected match of regex
How to stop a running query?

Scarabee answers

Writing specific value back to .csv, Python
Compare value in a column within groups in dplyr
Using RStudio Connection Pane to connect with a PostgreSQL database
View() keyboard shortcut
Combining two pandas series with changing logic
Compute running mean with tapered windows
Count unique values of a column by pairwise combinations of another column and group by third column in R
Counting unequal elements in-between equal elements in R df column
How to use dplyr tbl on a SQL Server non-standard schema table
RODBC Query Tuning