Dec 14, 2018 - Logo Design Maker Free – Logo maker for all types of businesses. Choose from many professional logo designs. Customize your logo the way you ... ... <看更多>

In today's video we'll learn how to create a Realistic and Shiny Metallic Logo in Photoshop CS6. It is very simple and very easy to follow. ... <看更多>

One simple way is to just update the Difference column after the case_when() call, within the same mutate() : ... <看更多>