R: ggplot - Plotting a single variable line chart (geom_line requires the following missing aesthetics: y)
· r-2

R: Calculating rolling or moving averages
· r-2 rstats

R: ggplot - Cumulative frequency graphs
· r-2

R: dplyr - group_by dynamic or programmatic field / variable (Error: index out of bounds)
· r-2

R: Grouping by week, month, quarter
· r-2

Neo4j: LOAD CSV - Handling empty columns
· neo4j

R: Rook - Hello world example - 'Cannot find a suitable app in file'
· r-2

Ruby: Create and share Google Drive Spreadsheet
· ruby

Ruby: Receive JSON in request body
· ruby

Ruby: Google Drive - Error=BadAuthentication (GoogleDrive::AuthenticationError) Info=InvalidSecondFactor
· ruby