Flickr Web Uploadr: Prototype Design Notes
Sometimes I find visual context helps when writing code. This is one example of a scratchpad for random thoughts.
Usually when I'm thinking in terms of coordinates, rows and columns or pixels as they relate to a grid pattern like this, it helps to draw outlines showing how the numbers correlate to the visuals.
More fun background details on the grid are planned for a future code.flickr blog post.