xlcat: like cat, but for Excel files
Background I first started using Excel in 1997 or 1998. I was in college majoring in accounting, so it was inevitable that I would need to learn the program. But I fell in love with Excel during my first internship. I don’t remember much about the job, but I do remember that it involved a lot of Excel (and the “Geac” accounting system if I remember correctly). And there was one part of the job that involved opening a particular Excel spreadsheet, updating a few cells, and pushing a button (on the spreadsheet) to create the journal entries that needed to be posted for the day....