Trevor's Dashboard Widgets


UNIX Permissions Calculator

Version 1.1.1

Translates UNIX file permissions between symbolic and octal formats.

Version History

  • 1.1.1: minor internal bug fixes
  • 1.1: added support for the sticky bit
  • 1.0.1: fixed invalid onHide reference bug (thanks to Folker Brandt for the report)
  • 1.0: initial release


Transfer Time Calculator

Version 1.2.1

Calculates the network transfer time for a given amount of data and bandwidth. Useful for finding out how long those huge data transfers will take before you start. (e.g., Would it be faster to mail that DVD or send it over the Internet?)

Version History

  • 1.2.1: minor internal bug fixes
  • 1.2: added support for terabyte calculations (thanks to Joost van Voorst van Beest for the suggestion!)
  • 1.1: added support for hh:mm format in time field; fixed bug in bandwidth calculations
  • 1.0: initial release



Version 1.4.3

A reference of special characters for LaTeX, HTML, and the Mac OS X keyboard. In LaTeX and HTML modes, clicking on a symbol will place the code for that symbol on the clipboard.

Version History

  • 1.4.3: Corrected HTML entity for bullet point (thanks to David Yoder!) and the link to HTML entity reference page
  • 1.4.2: Corrected keyboard shortcut for infinity symbol (thanks to Gabe Rudebusch!)
  • 1.4.1: Fixed a bug that caused buttons to be drawn incorrectly on OS X 10.5
  • 1.4: Fixed bugs that caused breakage on OS X 10.4.11 and 10.5; changed mode switcher from list box to buttons
  • 1.3: Mode and category settings are now saved across sessions
  • 1.2: added en dash and em dash
  • 1.1: added click behavior preference (copy to clipboard or insert into TextMate) with help from patch by Allan Odgaard
  • 1.0.2: added cedilla and ogonek to the accents section
  • 1.0.1: added a few new symbols and many keyboard codes (thanks to Matthew Schinckel!)
  • 1.0: initial release


Did you find these widgets useful?