St. Clair Software has released Default Folder X 4.6.8, adding compatibility for the public beta release of OS X 10.10 Yosemite. The update also improves the speed of the Rename command and fixes a bug when running in 10.9 Mavericks so you can use standard contextual menus instead of those provided by Default Folder X. ($34.95 new, $10 off for TidBITS members, free update, 10.6 MB, release notes, 10.6+)
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Show Hidden Files in Open/Save Dialogs in Snow Leopard
In Snow Leopard, if you want to show otherwise hidden files in Open and Save dialog file lists, just press Command-Shift-period. Pressing it again hides the files.