#114: Set Ubuntu crontab default editor

Solved!
At some point my Ubuntu installation's crontab decided to use nano as its default editor, despite my having switched it to emacs. Upon using crontab -e, I get dropped into nano. On completion of the edit, the shell reports: "/usr/bin/sensible-editor: 25...

#51: Broken shell command substitution in crontab

Solved!
In a cronjob, I want to execute a date sub-command and substitute the results in place into the overall shell command. Something like: 1 5 * * * bash -c 'cp /foo/bar /foo/bar.$(date +%Y%m%d).sql' Unfortunately, this breaks with an error at runtime: /bin...

#28: crontab settings for deploying Ultrasphinx

Solved!
the SelfSolved instance deployed uses Ultrasphinx for its full-text indexer and search provider. The sphinx indexer needs to be run regularly to index new text that appears on the site. I need crontab incantations to set the indexer to create delta indexes...