Simon Willison’s Weblog

Undo commit in subversion. svn merge -r 1708:1707—I can never remember how to do this.

# 3rd January 2008, 4:43 pm / merge, subversion, svn, undo

ActsAsUndoable. Lawrence Carvalho shows how robust undo functionality can be added to a JavaScript application through careful application of the Memento design pattern.

# 18th September 2007, 3:51 pm / actsasundoable, design-patterns, javascript, lawrence-carvalho, memento, undo, yui

Undelete in Django. Inspired by the conversation about undo the other day, Nathan Ostgard created a simple solution based around custom managers and a trashed_at model field.

# 20th July 2007, 6:54 pm / custommanagers, django, nathan-ostgard, orm, python, undelete, undo

Never use a warning when you mean undo. The abundance of “undo” is one of my favourite things about Gmail. I wonder if there’s anything Django could do to make implementing undo functionality easier...

# 17th July 2007, 11 am / a-list-apart, django, gmail, undo, usability, warning