I'm new to shell scripting and am trying to write a small script that pulls a substring out of a file that has a few lines of text in it. The file will eventually have a lot of text, I just put a few lines in it for testing purposes.
Anyway, this is what I have so far...
as of now, it displays the entire line that the grep's return. I want to display just a substring out of each line that's returned from the two greps.
I've tried doing it two ways, but can't get it to work. Here's an example using my freeMem var:
Way 1: echo ${freeMem:22:2}
get an error saying something like bad substitution
Way 2: freeMem=`grep -o ",.*free mem," testlog.txt`
just doesn't work for me, says I can't us -o, but google says I should be able to.
Here's an example of the line that's in testlog.txt that the grep would return:
I am attempting to write a script that will pull out NTLM hashes from a text file that contains about 500,000 lines of data. Not all accounts contain hashes and I only need the ones that do contain hashes.
Here is a sample of what the data looks like:
There are thousands of other lines in... (6 Replies)
Hello. I'm new to *ix and am trying to pull a variable or two from an xml document. The document is in the format:
<name>7_3(A).mov</name>
<description>Some description from a file</description>
<updatename>7_3_A.mov</updatename>
<updatepath>Dailies Released</updatepath>
... (3 Replies)
I have a collection of text files that comprise a mailing list archive. I grep them to find an email that interests me, then open the file in a text editor to find the surrounding paragraph of text. Is there an easy way to do this from the shell instead? (2 Replies)
Hello Experts !!!
Have some trouble finding a solution for the problem mentioned below.
Please help.
Thanks,
Lee.
I have set of input files as below
File1
MCMCNDD77 20100903:12:36:50 323-2322 BAC,MRP,NWER CKDJKJK838838 234 ... (4 Replies)
I have CSV file that contains data in the format as shown below:
ABC, 67, 56, 67, 78, 89, 76, 55
PDR, 85, 83, 83, 72, 82, 89, 83
MPG, 86, 53, 54, 65, 23, 54, 75
..
..
..
..
I want to create a script that will pull out the rows from the above sheet and paste it into another CSV file.... (12 Replies)
Hi All,
I need to pull the data from a file from 2 set of directories & should be mailed.
I have a code , it is failing for some reason. Do somebody correct me where my script is going wrong.
Directories:
1st Set of Directory /176_PS/Transactions/**/syslog.log
** : prd1
prd2... (2 Replies)
Need to pull from a range of dates/times (ex. 6:00 AM March 3 through 6:00 AM March 4) from a folder and put those file names in a new file to process later. Dates would not be hard dates but dates from the folder directory, how would I do that? (9 Replies)
I am hoping to get some help with a script to pull certain fields from a log file.
User update (xx6xxx P) rpt (yy6yyy B) 2010/01/20 21:36:01.298
Remote client forward start streamid 85af 2010/01/20 21:36:01.307
rpt2 (ZZ6ZZZ G) rpt1 (YY6YYY B) urcall (CQCQCQ ) mycall (W1AW)
user... (5 Replies)
One of the fortunate things about posting in a "Dummies" forum is you probably aren't expecting a lot of out me...
I'm trying to pull fields from two lines in the same file(s), and then append them together in a new file.
So...I get a nice line-by-line of the first bit of data I'm looking... (6 Replies)
Hi,
I am writing a shell script to pull a file from a remote server (Let say its a windows based remote server). One of my criteria is to pull a file only if it is not empty.
We have done a similar script to push a file from our end to a remote server and before pushing it we check for the... (2 Replies)