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Shell Programming and Scripting
Reading first column of file which start with space also
Post 302838171 by zaxxon on Monday 29th of July 2013 05:08:24 AM
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I am trying to read in a 2 column data file into Perl Hash array index. Here is my code.
#!/usr/bin/perl -w
use strict;
use warnings;
my $file = "file_a";
my @line = ();
my $index = 0;
my %ind_file = ();
open(FILE, $file) or die($!);
while(<FILE>) {
chomp($_);
if ($_ eq '')
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Hi Everyone!
I have a problem in reading a specific column from .xls file using perl language and then manipulating on given criteria.
Detailed Description of the problem::
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How to avoid the truncating of multiple spaces into a single space while reading a line from a file?
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sadasdasdasdsa erwerewrwr ergdgdfgf rgerg erwererwr
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Hi,
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Say,
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{
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I have a space delimited text file with two columns. I would like to add NA to the first column of the text file.
Input:
19625 10.4791768259
19700 10.8146489183
19701 10.9084026759
19702 10.9861346978
19703 10.9304364984
Output:
NA19625 10.4791768259
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Hi,
I am not so familiar with bash scripting and would appreciate your help here.
I have a text file 'input.txt' like this:
2 3 4
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8 9 10
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LEARN ABOUT DEBIAN
gifti_test
GIFTI_TEST(1) User Commands GIFTI_TEST(1) NAME
gifti_test - test reading/writing a GIFTI dataset SYNOPSIS
gifti_test [...] OPTIONS
-help Show usage help. -gifti_hist Show giftilib history. -gifti_ver Show giftilib version. -encoding TYPE Set the data encoding for any output file. TYPE = ASCII : ASCII encoding TYPE = BASE64 : base64 binary TYPE = BASE64GZIP : base64 compressed binary -gfile OUTPUT Write out dataset as gifti image. -infile INPUT Specify INPUT as the GIFTI dataset to read. -no_data Do not write out data. -show Show final gifti image. -slist LEN s0... Restrict output to list of length LEN. -verb VERB Set verbose level. EXAMPLES
1. read in a GIFTI dataset (verbose, show output?) gifti_test -infile dset.gii gifti_test -infile dset.gii -verb 3 gifti_test -infile dset.gii -show 2. copy a GIFTI dataset (check differences?) gifti_test -infile dset.gii -gfile copy.gii diff dset.gii copy.gii 3. copy a GIFTI data, but write out only 3 surf indices: 0,4,5 gifti_test -infile time_series.gii -gfile ts3.gii -slist 3 0 4 5 SEE ALSO
Website: http://www.nitrc.org/projects/gifti AUTHOR
Richard Reynolds - SSCC, DIRP, NIMH, National Institutes of Health This manual page was written by Michael Hanke <michael.hanke@gmail.com>, for the Debian project (but may be used by others). gifti_test June 2010 GIFTI_TEST(1)