Ubuntu 12.04 and BCM4312 LP-PHY Not Connecting to Wireless

After nearly a year of touching nothing but Apple Macs, we experienced a sudden computer shortage in the office and I had to breathe life into an old Compaq Presario CQ40. The old machine was heavily bogged down by Windows Vista, so I downloaded Ubuntu 12.04 and was up and running in no time… untilContinue reading “Ubuntu 12.04 and BCM4312 LP-PHY Not Connecting to Wireless”

Excel Formula To Generate 13 Digit Barcode Check Digit

I was preparing data in an Excel spreadsheet for import into an OpenBravoPOS database, and needed to generate check digits for my custom barcodes.  Here’s the Excel formula I constructed to generate a 13-digit barcode check digit.