Hi may i ask how to accomplish this task:
I have 2 files which has multiple columns
first file
1 a
2 b
3 c
4 d
second file
14 a 9 ....
13 b 10....
12 c 11...
11 d 12...
I want to merge the second file to first file that will looks like this
... (2 Replies)
Hi everyone. How can I merge two files, where each file has 2 columns and the first columns in both files are similar? I want all in a file of 4 columns; join command removes the duplicate columns.
1 Dave
2 Mark
3 Paul
1 Apple
2 Orange
3 Grapes
to get it like this in the 3rd file:... (9 Replies)
Hi,
I have tab limited file 1
and tab limited file 2
The output should contain common first column vales and corresponding 2nd column values; AND also unique first column value with corresponding 2nd column value of the file that contains it and 0 for the second file.
the output should... (10 Replies)
Hi all,
I'm looking for a way to merge multiple columns (from one file) into a single column in an output file.
The file I have looks somewhat like this:
@HWI-ST212 1:N:0 AGTCCTACCGGGAGT + @@@DDDDDHHHHHII
@HWI-ST212 1:N:0 CGTTTAAAAATTTCT + @;@B;DDDDH?:F;F... (4 Replies)
Hi all, I've searched the web for a long time trying to figure out how to merge columns from multiple files.
I know paste will append columns like so:
paste file1 file2 file3 file4 file5 ...
But this becomes inconvenient when you want to append a large number of files into a single file.
... (2 Replies)
Hello, I have two files that have this format:
file 1
86.82 0.00 86.82 43.61
86.84 0.00 86.84 43.61
86.86 0.00 86.86 43.61
86.88 0.00 86.88 43.61
file 2
86.82 0.22
86.84 0.22
86.86 0.22
86.88 0.22
I would like to merge these two files such that the final file looks like... (5 Replies)
Hi,
I have a file with 16 columns and out of these 16 columns 14 are key columns, 15 th is order column and 16th column is having information. I need to concate the 16th column based on value of 1-14th column as key in order of 15th column. Here are the example file
Input File (multiple... (3 Replies)
I will like to merge several files using 'cat', but I observe the output is not consistent. the merge begins at the last line of the first file.
file1.txt:
1234
1234
1234
file2.txt:
aaaa
bbbb
cccc
dddd
cat file1.txt file2.txt > file3.txt
file3.txt:
1234
1234
1234aaaa
bbbb
cccc... (13 Replies)
Join and merge multiple files with duplicate key and fill void columns
Hi guys,
I have many files that I want to merge:
file1.csv:
1|abc
1|def
2|ghi
2|jkl
3|mno
3|pqr
file2.csv: (5 Replies)
Discussion started by: yjacknewton
5 Replies
LEARN ABOUT DEBIAN
data::pager
Data::Pager(3pm) User Contributed Perl Documentation Data::Pager(3pm)NAME
Data::Pager - flexible data pager
SYNOPSIS
use Data::Pager;
my $pager = Data::Pager->new({
current => 100,
perpage => 10,
offset => 5,
limit => 2000,
});
#~ accessors:
$pager->current; # 100
$pager->next; # 101
$pager->prev; # 99
$pager->limit; # 2000
$pager->start; # 1 # not typical start of a programmer
$pager->final; #
# 400 (which denotes 2000 / 5 pager links)
$pager->end; # /
$pager->from; # 495 (may serve in SQL LIMIT clause)
$pager->to; # 500 (may serve in SQL LIMIT clause)
$pager->list; # 95 96 97 98 99 100 101 102 103 104 105
DESCRIPTION
This class implements the familiar pager where the current position is centered.
CONSTRUCTOR
new
my $pager = Data::Pager->new({
current => 1, # this is the current pager position
perpage => 10, # the pager consists of this number of links (defaults to 10)
offset => 5, # this is the number of results (fetched from the DB for example) per result
limit => 100, # how far is the pager allowed
});
# sample output from html table:
id ... ..... ...
1. ... ..... ...
2. ... ..... ...
3. ... ..... ...
4. ... ..... ...
5. ... ..... ...
1 2 3 4 5 6 7 8 9 10
Returns object or undef if current position is beyond the limit.
METHODS
current
$pager->current();
Returns the current pager position.
set_current($digit)
$pager->set_current(850);
$pager->set_current(850)->next();
Sets the current pager position. Returns the pager object on succes, undef on false.
next
Returns the next pager position or undef if this is the last one.
prev
Returns the previous pager position or undef if this is the first one.
start
Returns 1 - the start pager position.
end
Returns the end pager position.
first
Returns the first pager position for this result set.
last
Returns the last pager position for this result set.
from
'1' => {
'to' => 5,
'next' => 2,
'prev' => undef,
'from' => 0
},
'2' => {
'to' => 10,
'next' => 3,
'prev' => 1,
'from' => 5
},
...
Returns the start result this pager position refers to.
to
Returns the end result this pager position refers to.
list
@_ = $pager->list;
$_ = $pager->list;
Returns the pager links for this result set. In list context returns the resulting list. In scalar context returns reference to the
resulting list.
# note the alignment
$pager->set_current(10);
print $pager->list; # 6 7 8 9 [10] 11 12 13 14 15
$pager->set_current(33);
print $pager->list; # 28 29 30 31 32 [33] 34 35 36 37 38
SEE ALSO
Data::Page
BUGS
What BUGS?
AUTHOR
Vidul Nikolaev Petrov, vidul@cpan.org
COPYRIGHT
This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
The full text of the license can be found in the LICENSE file included with this module.
perl v5.10.0 2006-04-04 Data::Pager(3pm)