hi people,
i have texts down.txt and down-new.txt and i want to check;
- if down-new.txt is NOT empty, then write date and its content to /home/gc_sw/down.txt
for example;
down.txt:AAAA
SSSS
down-new.txt:123
456
and after checking down-new.txt is NOT empty, down.txt should... (10 Replies)
Hello ,
I have comma delimited file with over 20 fileds that i need to do some validations on. I have to check if certain fields are null and then write the line containing the null field into a new file and then delete the line from the current file.
Can someone tell me how i could go... (2 Replies)
Hi ,
I am writing a shell script to check pvsizes in linux box.
# for i in `cat vgs1`
> do
> echo "########### $i ###########"
> pvs|grep -i $i|awk '{print $2,$1,$5}'>pvs_$i
> pvs|grep -i $i|awk '{print $1}'|while read a
> do
> fdisk -l $a|head -2|tail -1|awk '{print $2,$3}'>pvs_$i1
>... (3 Replies)
Hi,
I need help with this-
input.txt :
L B white
X Y white
A B brown
M Y black
Read this input file and if 3rd column is "white", then add specific lines to another file insert.txt.
If 3rd column is brown, add different set of lines to insert.txt, and so on.
For example, the given... (6 Replies)
Hi,
I have a test.zip archive that contains
test.zip --> (file_1.txt, file_2.txt , file_3.txt)
I need to unzip the file like this,
file_1_timestamp.txt
file_1_timestamp.trg
file_2_timestamp.txt
file_2_timestamp.trg
file_3_timestamp.txt
file_3_timestamp.trg
Could you please let me know... (7 Replies)
hi all,
i had the below script
x=`cat input.txt |wc -1`
awk 'NR>1 && NR<'$x' ' input.txt > output.txt
by using above script i am able to remove the head and tail part from the input file and able to append the output to the output.txt but if i run it for second time the output is... (2 Replies)
Hi
I need to do a patten match between files .
I am new to shell scripting and have come up with this so far. It take 50 seconds to process files of 2mb size . I need to tune this code as file size will be around 50mb and need to save time.
Main issue is that I need to search the pattern from... (2 Replies)
Hi all,
I'm new to scripting.. facing some problems while inserting content of a file into another file...
I want to insert content of a file (file2) into file1, before first occurrence of "line starts with pattern" in file1
file1
======
working on linux
its unix world
working on... (14 Replies)
In the awk below I am trying to cp and paste each matching line in f2 to $3 in f1 if $2 of f1 is in the line in f2 somewhere. There will always be a match (usually more then 1) and my actual data is much larger (several hundreds of lines) in both f1 and f2. When the line in f2 is pasted to $3 in... (4 Replies)
Discussion started by: cmccabe
4 Replies
LEARN ABOUT DEBIAN
ha
ha(1) HA archiver ha(1)NAME
ha - a small file archiver utility
SYNOPSIS
ha <command>[<option><option>...] archive [ name ... ]
DESCRIPTION
After the program name comes a command name (single letter) and options (single letters, appended to the command name without a space).
COMMANDS
a[sdqemr012]
Add files matching search pattern to archive.
e[aqty]
Extract files matching search pattern from archive.
x[aqty]
Extract files matching search pattern from archive using path information stored in archive.
l[f] List files currently in archive.
d[q] Delete files matching search pattern from archive. If archive does not contain any files after deletion it is removed.
f[sdqemr012]
Freshen files in archive. All files matching search pattern and newer than version already in archive are updated to archive.
u[sdqemr012]
Update files to archive. All files matching search pattern that are newer than version already in archive or are not yet in archive
are updated to archive.
t[q] Test files in archive.
OPTIONS
0,1,2 Try compression method #. More than one can be specified.
Methods are:
0-CPY Simple copying of files.
1-ASC Default method using sliding window dictionary followed by arithmetic
coder. Offers quite good compression on wide variety of file types.
2-HSC Compression method based on finite context model and arithmetic
coder. Quite slow for binary data, but offers very good compression
especially for longer text files.
y Assume answer yes on all questions.
t Touch files when extracting. Sets file times to current machine time.
r Recurse through subdirectories while searching for files matching search pattern.
f Full listing of stored file information.
m Move files when archiving. Files are removed from disk after they are successfully written to archive.
a Set system specific file attributes when extracting files.
s Find special files when archiving.
e Do not store pathname information.
q Quiet operation.
d Make separate entries for directories. Saves information about empty directories, directory attributes etc. in archive.
AUTHOR
This manual page was written by Mikhail Gusarov <dottedmag@dottedmag.net> for Debian GNU/Linux system (but may be used by others).
ha 0.999p 3 Jul 2008 ha(1)