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Shell Programming and Scripting
Extract data from a file
Post 302807827 by balajesuri on Wednesday 15th of May 2013 11:43:33 AM
05-15-2013
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Hello,
Hope you are doing fine. I have been struggling with it for some time now and I would really appreciate your help.
Following is file format:
Currency,Name,Date, Term
USD, ABC, 2011/11/11, T0, S1, S2, S3, S4
, , ,T1, 5.6, 2.3, 6.5, 4.5
, ... (5 Replies)
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31
35
36
37
38
39
44
169
170
173
174
175
177
206
>1a.txt
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us|start|10:00:00
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us|end|11:00:00
.
.
.
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LEARN ABOUT DEBIAN
ha
ha(1) HA archiver ha(1) NAME
ha - a small file archiver utility SYNOPSIS
ha <command>[<option><option>...] archive [ name ... ] DESCRIPTION
After the program name comes a command name (single letter) and options (single letters, appended to the command name without a space). COMMANDS
a[sdqemr012] Add files matching search pattern to archive. e[aqty] Extract files matching search pattern from archive. x[aqty] Extract files matching search pattern from archive using path information stored in archive. l[f] List files currently in archive. d[q] Delete files matching search pattern from archive. If archive does not contain any files after deletion it is removed. f[sdqemr012] Freshen files in archive. All files matching search pattern and newer than version already in archive are updated to archive. u[sdqemr012] Update files to archive. All files matching search pattern that are newer than version already in archive or are not yet in archive are updated to archive. t[q] Test files in archive. OPTIONS
0,1,2 Try compression method #. More than one can be specified. Methods are: 0-CPY Simple copying of files. 1-ASC Default method using sliding window dictionary followed by arithmetic coder. Offers quite good compression on wide variety of file types. 2-HSC Compression method based on finite context model and arithmetic coder. Quite slow for binary data, but offers very good compression especially for longer text files. y Assume answer yes on all questions. t Touch files when extracting. Sets file times to current machine time. r Recurse through subdirectories while searching for files matching search pattern. f Full listing of stored file information. m Move files when archiving. Files are removed from disk after they are successfully written to archive. a Set system specific file attributes when extracting files. s Find special files when archiving. e Do not store pathname information. q Quiet operation. d Make separate entries for directories. Saves information about empty directories, directory attributes etc. in archive. AUTHOR
This manual page was written by Mikhail Gusarov <dottedmag@dottedmag.net> for Debian GNU/Linux system (but may be used by others). ha 0.999p 3 Jul 2008 ha(1)