A short history of barcodes

To the human eye, barcodes may be just black and white lines of varying thickness, or rectangular, pixel-like patterns. They’ve changed a lot in dimensions, type, range, and even reading technology over the years, but their primary utility, which is identifying...
Top 20 Tools Most Contractors Wish They Had

Top 20 Tools Most Contractors Wish They Had

Everyone knows the most common tools contractors use every day, but there are also some more unusual tools that can save a considerable amount of time and money if you have them to hand in the right time at the right place. Here’s a guide to some of those less...