10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Would like to insert value between two empty delimiter and at the very last too if empty.
$ cat customerleft.tbl
300|Customer#000000300|I0fJfo60DRqQ|7|17-165-193-5964|8084.92|\N|p fluffily among the slyly express grouches. furiously express instruct||||||||||||||||||||||||\N... (3 Replies)
Discussion started by: Mannu2525
3 Replies
2. Shell Programming and Scripting
root@SDP_Wildcat_Pass-3-C1:~# cat /proc/driver/rtc
rtc_time : 05:29:40
rtc_date : 2014-12-19
alrm_time : 01:51:53
alrm_date : 2014-12-20
alarm_IRQ : no
alrm_pending : no
update IRQ enabled : no
periodic IRQ enabled : no
periodic IRQ... (4 Replies)
Discussion started by: yanglei_fage
4 Replies
3. Shell Programming and Scripting
Hello,
I want to split a big file into smaller ones with certain "counts". I am aware this type of job has been asked quite often, but I posted again when I came to csplit, which may be simpler to solve the problem.
Input file (fasta format):
>seq1
agtcagtc
agtcagtc
ag
>seq2
agtcagtcagtc... (8 Replies)
Discussion started by: yifangt
8 Replies
4. Shell Programming and Scripting
Hi;
I want to write a shell script that will split a string with no delimiter.
Basically the script will read a line from a file.
For example the line it read from the file contains:
99234523
These values are never the same but the length will always be 8.
How do i split this... (8 Replies)
Discussion started by: saint34
8 Replies
5. Shell Programming and Scripting
Hi!
I have a somehow big file (almost 3000 lines long and thirteen columns). Some lines have no value at all or, at least, are incomplete. The columns' values that have no data are marked with a "-" and the corresponding line (the line that owns that value) should be discarded and not used.
... (5 Replies)
Discussion started by: Marcelo de Brit
5 Replies
6. Shell Programming and Scripting
I have a directory of files that I need to rename by splitting the first and second halves of the filenames using the delimiter "-O" and then renaming with the second half first, followed by two underscores and then the first half. For example, natfinal1995annvol1_14.pdf -O filenum-20639 will be... (2 Replies)
Discussion started by: swimulator
2 Replies
7. Shell Programming and Scripting
So, I have a files with entries in this format:
servername,username,sub_username,useless_datapoint,mail_size
So, a few sample lines:
server_a,bob,jane,useless,112351
server_a,bob,jim,useless,421193
server_a,bob,bob,useless,0029385
server_a,karen,will,useless,112351... (3 Replies)
Discussion started by: treesloth
3 Replies
8. Shell Programming and Scripting
If there exists a field in stdin, print it, otherwise, print hello.....
These print nothing:
cat /dev/null | awk '{if ( length > 0 ) print $1; else print "hello"}'
cat /dev/null | awk '{if ( $1 ) print $1; else print "hello"}'But the scripts work if I run them directly in a terminal:
... (8 Replies)
Discussion started by: ksheller
8 Replies
9. Shell Programming and Scripting
Hi. I've been playing around a bit. This isn't for any practical purpose-- it's really just a theoretical exercise. I wrote this little thing:
foreach num ( 6 5 4 )
awk -v "number=$num" 'BEGIN{for(x=0;x<$number;x++) printf "-"; printf "\n"}'
end
I would expect the following output:
... (3 Replies)
Discussion started by: treesloth
3 Replies
10. UNIX for Dummies Questions & Answers
Howdie everyone...
I have a shell script RemoveFiles.sh
Inside this file, it only has two commands as below:
rm -f ../../reportToday/temp/*
rm -f ../../report/*
My problem is that when i execute this script, nothing happened. Files remained unremoved. I don't see any error message as it... (2 Replies)
Discussion started by: cheongww
2 Replies