David from Ironic Sans posted an image to his blog yesterday which apparently contained a hidden image.
When you open this in Photoshop and view the histogram you are presented with a pretty neat picture of the Manhattan skyline.
David explained how he generated the image by hand and commented that it probably wouldn’t be too hard […]
Update: Further work has gone into this now. Read about it and get the bigger and better version here: Javascript Packer 2.0.
Recently, Bob showed me the very handy and free Javascript packer tool by Dean Edwards, aptly called "packer". Dean's javascript implementation has been ported to PHP5, PHP4, .NET, Perl and even Windows Scripting Host. [...]