10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
I have a file which contains the below details.. My requirement is to fetch all the lines which are starting with "ABC_XY_" into 1 file and rest of the lines (not starting with "ABC_XY_") into another file.
Could you please help with what command needs to be used?
file1.txt
----------... (12 Replies)
Discussion started by: satyaatcgi
12 Replies
2. Shell Programming and Scripting
dear all,
i need your advice
i have sample script like this:
testing.sh
for i in {1..10}
do
echo testing $i
done
but i forgot create "#!/bin/bash" in above "for"
so i want output will like this
testing.sh
#!/bin/bash
for i in {1..10}
do
echo testing $i
done (2 Replies)
Discussion started by: zvtral
2 Replies
3. Shell Programming and Scripting
I have list of files in a directory 'dir'. Each file is of type HTML. I need to read each file and get the string which starts with 'http' and write them in a new text file. How can i do this shell scripting?
file1.html
<head>
<url>http://www.google.com</url>
</head>
file2.html
<head>... (6 Replies)
Discussion started by: vel4ever
6 Replies
4. Shell Programming and Scripting
I have the following:
#! /bin/bash
foo="bar"
this="that"
vars="foovar=$foo\n\
thisvar=$this\n"
I want to write the following to a file:
foovar="bar"
thisvar="that"
Then in another script, I pull this file, and loop through it:
while read line; do
eval $line
done <... (3 Replies)
Discussion started by: Validatorian
3 Replies
5. Programming
i am very new to Perl. i am using Ubuntu. i have a string call $string that contains following words "new line". i also have a data file as follows.
djfibjbet
etitrbjijbtr rrge rgjierjegjeri
jerijg
kijij jijij
i want to write my new line to my data file as follows.
djfibjbet... (3 Replies)
Discussion started by: usustarr
3 Replies
6. Shell Programming and Scripting
Hello Unix Gurus,
Please let me know if this is hard to understand and I apologize for my inability to explain better.
I have a file "Foo" with the following structure
CHR_A BP_A SNP_A CHR_B BP_B SNP_B R2
1 ... (3 Replies)
Discussion started by: genehunter
3 Replies
7. Shell Programming and Scripting
hi,
i want to write in a file the output of one command and pile also the same output
like ls -lrt > some_file | wc -l (9 Replies)
Discussion started by: narang.mohit
9 Replies
8. UNIX for Dummies Questions & Answers
I was trying to find out the easiest way to write new line to the beginning of an exisiting file.
I am using KSH. (5 Replies)
Discussion started by: sailussr
5 Replies
9. Shell Programming and Scripting
Morning All,
Quite a simple one this, I hope. What I want to do is to re-write the first line of a file before it's sent to print. The line will be blank initially, and I want to insert some text. The operation can either be done on the file itself (modifying the file on disk), OR in a... (2 Replies)
Discussion started by: alexop
2 Replies
10. Shell Programming and Scripting
Hi everyone,
I was told, i my job, to do a script that creates the backup of all the files that are important to us.
So i created the script, put it in the crontab and it works great.
Now what i want is to write to a file what directories have being copied with date and time.
How can i... (3 Replies)
Discussion started by: jorge.ferreira
3 Replies