10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi. I'm trying to learn sed. I want to limit the length of a string. I tried this:
sed -n 's/^\(...........................\).*/\1/p' textfile.txt This works fine, but how do I give it as a range rather than putting a hundred dots?
I'd like to limit the number of characters to 144 for... (3 Replies)
Discussion started by: troglodytes
3 Replies
2. Shell Programming and Scripting
Hi,
I have a issue, I need to loop through a comma delimited file and check for the length which exceeds specified length , if Yes truncate the string.
But my problem is , I do not have to check for all the fields and the field lenght is not same for all the fields.
For ex:
Say my line... (9 Replies)
Discussion started by: rashmisb
9 Replies
3. Shell Programming and Scripting
Hi,
I'm testing nginx-cache-purge and notice that grep searches all file content, and since the cache key is in the second line I would like to limit grep searching.
This is the script I'm using:
github.com/perusio/nginx-cache-purge
The line I would like to change and limit grep search... (5 Replies)
Discussion started by: nfn
5 Replies
4. Shell Programming and Scripting
Hi
I am in new in unix,can any one tell how to grep the data by limit.
suppose I have below data:-
is :mSecs
is :mSecs
is :mSecs
is :mSecs
requirement is how to grep the data which is having count greater than 1000 msecs only.
thanks in adnavce. (2 Replies)
Discussion started by: abhigrkist
2 Replies
5. Programming
Is there any stabdard limitation on size of a code line in C code?
I am interesting in UNIX limitation, particulary on SUN.
Thanks! (8 Replies)
Discussion started by: alex_5161
8 Replies
6. Shell Programming and Scripting
I am trying to use the following code:
awk '{s=$0;if(length(s) < 750){getline; s=s " " $0}printf("%s\n",s)}' filename
but an error shows that 'awk' is too long. Is there a limit to the awk length function? and what could be an alternate solution for long fixed width records?
The code... (3 Replies)
Discussion started by: CKT_newbie88
3 Replies
7. Cybersecurity
Hello,
I am currently trying to limit incoming UDP length 20 packets on a per IP basis to 5 a second using IPTables on a Linux machine (CentOS 5.2).
Basically, if an IP is sending more than 5 length 20 UDP packet a second to the local machine, I would like the machine to drop the excess... (1 Reply)
Discussion started by: tomboy123
1 Replies
8. Shell Programming and Scripting
I've got a file that would have lines similar to:
12345678 x.00 xx.00 x.00 xxx.00 xx.00 xx.00 xx.00
23456781 x.00 xx.00 xx.00 xx.00 xx.00 x.00 xxx.00 xx.00 xx.00 xx.00
34567812 x.00 xx.00 x.00 xxx.00 xx.00 xx.00 xx.00
45678123 x.00 xx.00 xx.00 xx.00 xx.00 x.00 xxx.00 xx.00 xx.00 xx.00 xx.00... (10 Replies)
Discussion started by: Cailet
10 Replies
9. UNIX for Dummies Questions & Answers
Hi!
Can you please help me with one question?
Does rexec command have some limitation of the length of the deliveded cmd?
Thanks in advance,
Anta (2 Replies)
Discussion started by: Anta
2 Replies
10. AIX
Hi,
I'm using AIX version 5.3 currently. I'm trying to create a user id, e.g. andyleong, which the system prompted the length is too long.
1. I would like to know is that the length of user id is limited to maximum 8 characters for AIX.
2. Is it apply to all versions of AIX?
If no... (2 Replies)
Discussion started by: meihua_t
2 Replies