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Add doc about extracting timestamps with no spaces

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Timestamp formats may have no space between date and time components and cause the script to fail.
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Greg Bodnar 2019-08-04 15:23:33 +12:00 • committed by GitHub
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docs/recipes.md
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@ -96,7 +96,10 @@ log_question 'What did I make progress with?'
### Display random entry ### Display random entry
You can use this to select one title at random and then display the whole You can use this to select one title at random and then display the whole
entry. entry. The invocation of `cut` needs to match the format of the timestamp.
For timestamps that have a space between data and time components, select
fields 1 and 2 as shown. For timestamps that have no whitespace, select
only field 1.
``` sh ``` sh
jrnl -on "$(jrnl --short | shuf -n 1 | cut -d' ' -f1,2)" jrnl -on "$(jrnl --short | shuf -n 1 | cut -d' ' -f1,2)"