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Full Discussion: Remove Blank Rows
Top Forums Shell Programming and Scripting Remove Blank Rows Post 302478132 by Vinsanity on Tuesday 7th of December 2010 08:32:25 AM
Old 12-07-2010
I got an error when I ran my scripts using
Code:
sed 'g/^ *$/d'

Code:
sed: Function g/^ *$/d cannot be parsed.

But when I double checked my code, it was enclosed in single quotes.

Here is the code:
Code:
src=/var/opt/sapbi/TV/scripts/$1
echo $src
sed 'g/^ *$/d' $src

I tried
grep -v "^ *$" $src but it did not work.
I tried the awk commands but nothing happened to the file.

---------- Post updated at 08:32 AM ---------- Previous update was at 08:30 AM ----------

Just wondering, is there an alternative to Gunzip -f <InpFile>? Because upon checking, when the file is gunzipped, it creates those white spaces in between records. When I try to extract using 7zip, it does not add the white spaces.

Last edited by Scott; 12-07-2010 at 10:04 AM.. Reason: Code tags
 

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SCRIPT(1)						    BSD General Commands Manual 						 SCRIPT(1)

NAME
script -- make typescript of terminal session SYNOPSIS
script [-a] [-f] [-q] [-t] [file] DESCRIPTION
Script makes a typescript of everything printed on your terminal. It is useful for students who need a hardcopy record of an interactive session as proof of an assignment, as the typescript file can be printed out later with lpr(1). If the argument file is given, script saves all dialogue in file. If no file name is given, the typescript is saved in the file typescript. Options: -a Append the output to file or typescript, retaining the prior contents. -f Flush output after each write. This is nice for telecooperation: One person does `mkfifo foo; script -f foo' and another can super- vise real-time what is being done using `cat foo'. -q Be quiet. -t Output timeing data to standard error. This data contains two fields, separated by a space. The first field indicates how much time elapsed since the previous output. The second field indicates how many characters were output this time. This information can be used to replay typescripts with realistic typing and output delays. The script ends when the forked shell exits (a control-D to exit the Bourne shell (sh(1)), and exit, logout or control-d (if ignoreeof is not set) for the C-shell, csh(1)). Certain interactive commands, such as vi(1), create garbage in the typescript file. Script works best with commands that do not manipulate the screen, the results are meant to emulate a hardcopy terminal. ENVIRONMENT
The following environment variable is utilized by script: SHELL If the variable SHELL exists, the shell forked by script will be that shell. If SHELL is not set, the Bourne shell is assumed. (Most shells set this variable automatically). SEE ALSO
csh(1) (for the history mechanism), replay(1). HISTORY
The script command appeared in 3.0BSD. BUGS
Script places everything in the log file, including linefeeds and backspaces. This is not what the naive user expects. Linux July 30, 2000 Linux
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