Turn off Smultron and run these commands in Terminal (which you can find in /Applications/Utilities) and then start Smultron again.
defaults write org.smultron.Smultron UserDateFormat "mmmm" The formats that you can insert instead of mmmm can be found here: http://icu.sourceforge.net/userguide/formatDateTime.html
defaults write org.smultron.Smultron UpdateDocumentAutomaticallyWithoutWarning -bool YES
documents are reloaded automatically without a confirmation dialogue when setting Smultron to check if another application has updated the document. Exchange YES with NO if you want to turn off this feature again.
defaults write org.smultron.Smultron TimeBetweenDocumentUpdateChecks 10
you check if another application has updated any of the open documents every 10 seconds instead of the default 15 seconds. You can give it a value down to 1 second.
defaults write org.smultron.Smultron AlwaysEndFileWithLineFeed -bool YES
Smultron will check to see if the document ends with a line feed character (\n) and if not, it will add one. Exchange YES with NO if you want to return to the default state.
defaults write org.smultron.Smultron SuppressReplaceWarning -bool YES
Smultron will not ask if you really want to change all occurrences in Advanced Find but just change them directly. Exchange YES with NO if you want to return to the default state.
defaults write org.smultron.Smultron LiveUpdatePreviewDelay 5
you will change how long the delay will be after the last key is pressed before the preview should automatically update if you have checked the "live Update" box. Default value is 1.
defaults write org.smultron.Smultron PutQuotesAroundDirectory -bool NO
Smultron won't put quotes around the path to the directory referenced by %%d. Exchange NO with YES if you want to return to the default state.
defaults write org.smultron.Smultron FocusOnTextInAdvancedFind -bool YES
Smultron will change the focus when you click on a result in Advanced Find to the text so that you can dirstly change it. Exchange YES with NO if you want to return to the default state so that Smultron will keep the focus in the result list so that you can e.g. swtich between results with arrow-up and down keys.
defaults write org.smultron.Smultron KeepEmptyWindowOpen -bool YES
Smultron will keep the project window open after the last document within has been closed. Exchange YES with NO if you want to return to the default state.
Date format:
You can change the last date format in the list under Appearance, you do it by writing:defaults write org.smultron.Smultron UserDateFormat "mmmm" The formats that you can insert instead of mmmm can be found here: http://icu.sourceforge.net/userguide/formatDateTime.html
Update documents automatically without warning
By writing:defaults write org.smultron.Smultron UpdateDocumentAutomaticallyWithoutWarning -bool YES
documents are reloaded automatically without a confirmation dialogue when setting Smultron to check if another application has updated the document. Exchange YES with NO if you want to turn off this feature again.
Time between document update checks
By writing:defaults write org.smultron.Smultron TimeBetweenDocumentUpdateChecks 10
you check if another application has updated any of the open documents every 10 seconds instead of the default 15 seconds. You can give it a value down to 1 second.
End file with line feed
By writing:defaults write org.smultron.Smultron AlwaysEndFileWithLineFeed -bool YES
Smultron will check to see if the document ends with a line feed character (\n) and if not, it will add one. Exchange YES with NO if you want to return to the default state.
Suppress replace warning
By writing:defaults write org.smultron.Smultron SuppressReplaceWarning -bool YES
Smultron will not ask if you really want to change all occurrences in Advanced Find but just change them directly. Exchange YES with NO if you want to return to the default state.
Delay before preview should update live automatically
By writing:defaults write org.smultron.Smultron LiveUpdatePreviewDelay 5
you will change how long the delay will be after the last key is pressed before the preview should automatically update if you have checked the "live Update" box. Default value is 1.
Quotes around directory when using %%d
By writing:defaults write org.smultron.Smultron PutQuotesAroundDirectory -bool NO
Smultron won't put quotes around the path to the directory referenced by %%d. Exchange NO with YES if you want to return to the default state.
Where focus should be when selecting results in Advanced Find
By writing:defaults write org.smultron.Smultron FocusOnTextInAdvancedFind -bool YES
Smultron will change the focus when you click on a result in Advanced Find to the text so that you can dirstly change it. Exchange YES with NO if you want to return to the default state so that Smultron will keep the focus in the result list so that you can e.g. swtich between results with arrow-up and down keys.
Keep empty window open
By writing:defaults write org.smultron.Smultron KeepEmptyWindowOpen -bool YES
Smultron will keep the project window open after the last document within has been closed. Exchange YES with NO if you want to return to the default state.