You will get an error if Flash Fill cannot find the pattern. The first thing to check is that you're using Flash Fill close to the source data (e.g., in the adjacent cell). For instance, it won't work ...

The SEQUENCE part creates a dynamic list of numbers (1, 2, 3...) that corresponds to the row index. For example, in the fifth ...

FOR MORE than 200 years, the New Hampshire Medical Society has focused on one mission: protecting the health and safety of ...

(DEAR READER: So sorry to present you with yet another repeat column. Between {1} standing in the Santa Line and {2} putting up Christmas decorations I’ve just not had enough time to give both of my ...