Do you have any advices, or web site, or tricks to help me learn data tree operations faster ?
It always took me years to achieve simple data tree operations, like: replace all indexes in a list which are smaller then 5, or splinting branches, or subdivides list, etc… List management, data tree management is still quite unclear to me.
Do you know good wesites, not explaining step by step, but only showing pictures of data trees operations ?! Like planty of this :