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Full Discussion: delete the same column
Top Forums Shell Programming and Scripting delete the same column Post 302670709 by complex.invoke on Thursday 12th of July 2012 10:51:42 AM
Old 07-12-2012
Code:
[root@node3 ~]# cat infile 
var1 var2 var3 var4 var5 var6
A G A T G T
G A A A A A
A A A A A A
G A G T A T
[root@node3 ~]# cat matrix_transpose 
#!/bin/bash

transpose() 
{ 
  awk ' 
      { 
         if (max_nf<NF) 
             max_nf=NF 
         max_nr=NR 
         for(x=1; x<=NF; ++x) 
             matrix[x, NR]=$x 
      } 
END   { 
         for (x=1; x<=max_nf; ++x) { 
              for (y=1; y<=max_nr; ++y) 
                   printf("%s ", matrix[x, y]) 
              printf("\n") 
         } 
      }' ${1} 
} 

transpose ${1} | \
awk   '
      {
         ++a[$2FS$3FS$4FS$5]
         b[$2FS$3FS$4FS$5]=b[$2FS$3FS$4FS$5]FS$1
      }
END   {
         for(i in a) 
            if(a[i]>1) 
               print b[i]
      }' 
[root@node3 ~]# bash matrix_transpose infile 
 var2 var5
 var4 var6

 

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LEARN ABOUT OPENSOLARIS

gnomevfs-cat

gnomevfs-cat(1) 						   User Commands						   gnomevfs-cat(1)

NAME

       gnomevfs-cat - print a file to standard output using the VFS system

SYNOPSIS

       gnomevfs-cat URI

DESCRIPTION

       gnomevfs-cat is obsolete.  It has been superseded by gvfs-cat.  See gvfs-cat(1).

       gnomevfs-cat prints a file to standard output using the virtual file system to access the file via a URI.

OPERANDS

       The following operands are supported:

       URI	       Specifies the file location in standard URI format.

EXAMPLES

       Example 1: Cat a File From a Web Server

       example% gnomevfs-cat http://www.sun.com

       Example 2: Cat a Local File

       example% gnomevfs-cat file:///home/user/README.txt

ENVIRONMENT VARIABLES

       See environ(5) for descriptions of the following environment variables: NLSPATH.

EXIT STATUS

       The exit value 0 is returned regardless of success or failure.

FILES

       The following files are used by this application:

       /usr/bin/gnomevfs-cat   Executable to print a file to standard output using the VFS system

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Availability		     |SUNWgnome-vfs		   |
       +-----------------------------+-----------------------------+
       |Interface stability	     |Obsolete Volatile 	   |
       +-----------------------------+-----------------------------+

SEE ALSO

       gnomevfs-copy(1), gnomevfs-info(1), gnomevfs-ls(1), gnomevfs-mkdir(1), gvfs-cat(1), attributes(5), environ(5)

NOTES

       Written by Stephen Browne, Sun Microsystems Inc., 2004.

SunOS 5.11							    14 May 2008 						   gnomevfs-cat(1)
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