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Top Forums UNIX for Beginners Questions & Answers Command works interactively but not in bash script Post 303041059 by cmccabe on Wednesday 13th of November 2019 09:08:48 AM
Old 11-13-2019
Command works interactively but not in bash script

The below command works in the terminal interactively but not as part of a bash script. I though maybe I needed to escape the "$dir" so it isn't interpreted literally, but that's not it. Thank you Smilie.

interactively in terminal

Code:
dir=/path/to
new=$(ls "$dir"/*.csv -tr | tail -n 1) && echo "the current csv is from: " && date -r "$new" "+%m/%d/%Y"

the current csv is from: 
10/31/2019

as part of #!/bin/bash

Code:
the current csv is from:

 

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OCR4GAMERA(1)															     OCR4GAMERA(1)

NAME
ocr4gamera - OCR system using the Gamera framework USAGE
ocr4gamera -x <traindata> [options] <imagefile> OPTIONS
-v <int>, --verbosity=<int> Set verbosity level to <int>. Possible values are 0 (default): silent operation; 1: information on progress; >2: segmentation info is written to PNG files with prefix debug_. -h, --help Display help and exit. -d, --deskew Do a skew correction (recommended). -f, --filter Filter out very large (images) and very small components (noise). -a, --automatic-group Autogroup glyphs with classifier. -x <file>, --xmlfile=<file> Read training data from <file>. -o <xml>, --output=<xml> Write recognized text to file <xml> (otherwise it is written to stdout). -c <csv>, --extra_chars_csvfile=<csv> Read additional class name conversions from file <csv>. <csv> must contain one conversion per line. -R <rules>, --heuristic_rules=<rules> Apply heuristic rules <rules> for disambiguation of some chars. <rules> can be roman (default) or none (for no rules). -D, --dictionary-correction Correct words using a dictionary (requires aspell or ispell). -L <lang>, --dictionary-language=<lang> Use <lang> as language for aspell (when option -D is set). -e <int>, --edit-distance=<int> Correct words only when edit distance not more than <int>. OCR4GAMERA(1)
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