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;doc: update command help
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@ -12,12 +12,20 @@ It can be useful when offline, or when you prefer the terminal to a web
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browser, or when the appropriate hledger manual or viewing tools are not
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installed on your system.
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By default it chooses the best viewer found in $PATH (preferring info
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since the hledger manual is large). You can select a particular viewer
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with the -i, -m, or -p flags.
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By default it chooses the best viewer found in $PATH, trying (in this
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order): info, man, $PAGER, less, more. You can force the use of info,
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man, or a pager with the -i, -m, or -p flags, If no viewer can be found,
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or the command is run non-interactively, it just prints the manual to
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stdout.
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If using info, note that version 6 or greater is needed for TOPIC
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lookup. If you are on mac you will likely have info 4.8, and should
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consider installing a newer version, eg with brew install texinfo
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(#1770).
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Examples
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$ hledger help --help # show how the help command works
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$ hledger help # show the hledger manual with info, man or $PAGER
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$ hledger help journal # show the journal topic in the hledger manual
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$ hledger help --help # show how the help command works
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$ hledger help # show the hledger manual with info, man or $PAGER
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$ hledger help journal # show the journal topic in the hledger manual
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$ hledger help -m journal # show it with man, even if info is installed
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