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Full Discussion: Insert text between delimiter
Top Forums Shell Programming and Scripting Insert text between delimiter Post 302173455 by Smiling Dragon on Thursday 6th of March 2008 05:27:32 PM
Old 03-06-2008
Java
There's sure to be a way to do this in sed, but I'm pretty poor with sed so here's some (really ugly) perl:

Code:
#!/usr/bin/perl -w
while (<>) {
  while ($_ =~ s/,,/,NULL,/) { print "" }
  print $_;
}

 

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LEARN ABOUT DEBIAN

hexeditor

HEXEDITOR(1)						      General Commands Manual						      HEXEDITOR(1)

NAME

       hexeditor - Full screen curses Hex editor

SYNOPSIS

       hexeditor [ -8abdfgqrv ] [ filename ]

DESCRIPTION

       Hexeditor  is  an  editor  to edit binary (or any) files or disks.  The Display consists of the current offset from 0 (the first byte), the
       next sixteen bytes (aligned by bytes or 32-bit words), and its ASCII or EBCDIC text representation.

OPTIONS

       -h, --help
	      Display help

       -8, --highbit
	      Display 8-bit text

       -a, --alltext
	      Display all text regardless that you know better

       -b, --buffer
	      Buffer the entire file into memory.  Faster, and enables insert and delete.

       -d, --disk
	      File editing is a disk.  OpenBSD and Linux only.

       -f, --force
	      Force editing of a disk.	Need this option to enable writing to disks.

       -q, --quiet
	      Quiet Mode; Turn off all beeping.

       -r, --readonly
	      Do not allow modifying the file

       -v, --version
	      Display version number

Commands and keys
       ^A     Insert byte

       Insert Insert byte

       ^D     Delete byte

       Delete Delete byte

       ^E     viEw as text dump

       ^F     Page down

       ^V     Page down

       Page Down
	      Page down

       ^B     Page Up

       ^Y     Page Up

       Alt-V  Page Up

       Page Up
	      Page Up

       Tab    Switch from hex to text representation

       ^I     Switch from hex to text representation

       ^T     goTo offset

       ^G     Get help

       ^L     Redraw screen

       ^C     Quit without saving

       ^O     Save

       ^X     Save and Quit

       ^W     Search (text/hex)

       ^N     find Next

       ^U     Undo

       ^R     ASCII <=> EBCDIC

       ^P     Switch Spacings

       ^+     Binary Calculator

Author
       Adam Rogoyski <apoc@laker.net>

See Also
       od (1)

BUGS

       Editing disks is only supported in Linux and OpenBSD.

       Please email Adam Rogoyski <apoc@laker.net> with any bugs you might find.  This man page is intentionally brief.  Please Read the  included
       documentation in Texinfo format for additional information

																      HEXEDITOR(1)
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