Tools > Options > Ruler > Nudge and set the increments you want. You might like to try Nudge: 10 px, Super nudge 2 (i.e. 20 px) and Micro nudge 10 (i.e. 1 px). Then, to move 1 pixel you would use Ctrl-Arrow, 10 pixels would be Arrow key alone and 20 pixels would be Shift-Arrow. … [Read more...] about Moving objects by pixel increments when using the arrow keys
A retina logo image is the same as the normal logo image, though twice the size. For example, if one's regular logo image is 100x100 pixels in size, the retina logo image would need to be 200x200 pixels in size. Additionally, how you name the retina image is very important. It must be named the … [Read more...] about What is retina logo image?