Through constructing a product, the author learned about Photoshop and Blogger technologies. For Photoshop, they gained familiarity with tools like the magic wand and cloning tool through tutorials and trial and error. Over months of use, the author learned to rasterize layers and edit photographs by adjusting contrast, brightness, and filters. For Blogger, the author learned how to build a website template through trial and error and use of online help forums to ask questions.