IAMTubby questions

• How to check if a value exists in any of the columns in a table in sql
• creating a data frame with 100 columns of desired column name in R
• columns names not read properly by read.csv in R
• difference between 1:10 and c(1:10)
• How are svg, d3, dagre, dagre-d3 and graphlib dependent on each other?
• longest common substring in R finding non-contiguous matches between the two strings
• how to get index of sorted array elements

IAMTubby answers