I created a square shape with the marquee tool and filled it with a gradient. I tried lowering the opacity but that didn't work. Is there any way I can make the colour of this s …

Salutations. I'm trying use gradient tool as if it were an eraser? Is this possible?

Hello, I want to do this effect (http://iirojappinen.deviantart.com/art/iDroid-icons-for-Android-146955378) like the icon with the IDROID logo. Can you recommend a tutorial or tech …