10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I have one array SPLNO with approx 10k numbers.Now i want to search the subscriber number from MDN.TXT file (containing approx 1.5 lac record)from the array.if subscriber number found in array it will perform below operation.my issue is that it's taking more time because for one number it's search... (6 Replies)
Discussion started by: siramitsharma
6 Replies
2. Shell Programming and Scripting
Hi,
I am not so familiar with bash scripting and would appreciate your help here.
I have a text file 'input.txt' like this:
2 3 4
5 6 7
8 9 10
I want to store each column in an array like this
a ={2 5 8}, b={3 6 9}, c={4 7 10}
so that i can access any element, e.g b=6 for the later use. (1 Reply)
Discussion started by: Asif Siddique
1 Replies
3. Shell Programming and Scripting
Hi,
I am trying to populate an array with data from a text file. I have a working method using awk but it is too slow and inefficent. See below.
The text file has 70,000 lines. As awk is a line editor it reads each line of the file until it gets to the required line and then processes it.... (3 Replies)
Discussion started by: carlr
3 Replies
4. Shell Programming and Scripting
Hi all!
I'm a newbie and I'm writing a script which will ask a user for data to search. I will then search for this data using grep and displaying this data back to the screen for the user to see. The user will then enter new data to replace the data searched.
Now how do I replace this data... (4 Replies)
Discussion started by: macastor
4 Replies
5. Shell Programming and Scripting
hi, sorry if this seems trivial.
i have a file url.txt which consists of a list of urls (it was supposed to be my wget -i file). however, since the server from which i am trying to download uses redirect, wget dows not remeber the filename of ther original url will save to a file name which is... (3 Replies)
Discussion started by: texttoolong
3 Replies
6. Shell Programming and Scripting
Hi,
I need to parse a simple text file like below and store the word that starts with BR* to a variable say $BRno. I need to do this in sh script.
NOTE: the length of the numbers following BR is in constant. And there is only 1 BRXXX in a file at a given time.
.txt file:
BR276828... (1 Reply)
Discussion started by: script2010
1 Replies
7. Shell Programming and Scripting
Hi Guys I have a question about filling up an array
I have a file called USER_FILE.txt
it contains the following:
Real Name:Thomas A Username:THOMAS_A
Real Name:Thomas B Username:THOMAS_B
Real Name:Thomas C Username:THOMAS_C
Real Name:Thomas D Username:THOMAS_D
Real Name:Thomas E... (8 Replies)
Discussion started by: grahambo2005
8 Replies
8. Shell Programming and Scripting
I have a file in which email messages are stored in. Every email is separated by by a ^Z character (Control-Z).
I need to extract all emails after the 65,00th one to another file and delete them from the original file.
Any suggests on accomplishing this? (2 Replies)
Discussion started by: maxcell
2 Replies
9. Shell Programming and Scripting
Hi all
I have a little brainscratcher here.
I want to draw a pie chart from data in a text file.
The drawing of the graph works fine, if I insert the data manually into a 2d array.
Now I want to pull the data from a text file (which was created using a uniq -c command) see sample below.... (2 Replies)
Discussion started by: pietie
2 Replies
10. Shell Programming and Scripting
Dear All,
I have text file like this:
Header
Record 1
Record 2
.......
Record n
Tail
This line of code :
awk '{ if ( NR == 1 ) { head=substr($0,1,300);} else { last = substr($0,1,300);}END{printf "Header is : %-300s Trailer is : %-300s\n", head, last}' filename
converted Header... (11 Replies)
Discussion started by: 33junaid
11 Replies
