Daniel Krizian

Daniel Krizian has asked 28 questions and find answers to 16 problems.

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Author of strategery package (GitHub link)

Co-author of rChartsDygraphs package (GitHub link)

Daniel Krizian questions

Get RStudio Viewer pane dimensions programmatically
dplyr: Combine multiple `count` + `mutate` statements per each variable into a single statement
Crosstabulate and summarize factors by another shared factor
End of previous quarter / last day of previous quarter
[KDB+/Q]: Apply list of functions over data sequentially (pipe)
dplyr: calculate group weights
roll data.table both forwards and backwards simultaneously
Test if two `data.table`s point to the same memory location [duplicate]
rlist: recursively filter out list nodes with NA
Reference `data.table` column by name

Daniel Krizian answers

Get RStudio Viewer pane dimensions programmatically
Crosstabulate and summarize factors by another shared factor
Test if two `data.table`s point to the same memory location [duplicate]
How do I substitute symbols in a language object?
`data.table` global search - filter rows given pattern match in `any` column
Rbind with new columns and data.table
Rpres HTML5 presentation "Save As PDF" (Google Chrome) displays incorrectly
Subsetting data.table set by date range in R