The first lines of my input are :
The file contains approximately 200 million lines.
I would also be glad if you could give me a bit of explanation on your code, so I can adapt it by myself if I need it.
Thanks
as the title, I had try use "wc -l test.txt" but it give me "<many spaces> 384 test.txt" but the result I want is just "384" could any person can help me that?
Thx:( (5 Replies)
i have to print first n lines of a file. how can i do that without using head command. for some reason i do not want to use Head. is there a way to get that result using awk or sed?.
i an using this on korn shell for AIX
Thanks.. (7 Replies)
Dear users,
I need to count the number of lines in a simple text file and print the number on the first line of that same file.
I know I can count the lines using
wc -l file.txt
this gives for example
100 file.txt
I need the number 100 to be printed at the very top of file.txt... (2 Replies)
Hi,
A very Good Evening to All,
I am writing a script for my application. I have a file with 1000 lines. Among that 1000 lines i am searching for a particular string. And from that string i need to pull all the data in to a seperate file.
For example the contents of my file is as below.
... (4 Replies)
I am trying to print a simple ascii file but it comes out as a staggered output. I know there's a simple solution but can't remember it, am a little rusty.
eg. a file that look like
aa
bbb
cccc
would print out like
aa
bbb
ccccc
Any pointers would be... (5 Replies)
Hello,
I want to print a number of lines of a file after a specific expression of a line.
I have this sed command but it prints only 1 line after the expression.
How could I adapt it to print for instance 10 lines after or 15 lines after ?
sed -n '/regexp/{n;p;}'
Thx & Regs,
Rany. (5 Replies)
Hello all,
I need to print all the lines before a specific string and print a custom message 2 lines after that.
So far I have managed to print everything up the string, inclusively, but I can't figure out how to print the 2 lines after that and the custom message.
My code thus far is:... (4 Replies)
Hi,
I'm trying to auto generate some php files with a default preamble at the top which is a block comment.
The problem is that my output has no new lines and it looks like the output from "ls" is being printed after everyline
This is my code
#!/bin/bash
read -d '' pre_amble... (1 Reply)
Hi guys,
I was wondering if there was an easy solution, using tcsh, to print out lines that appear twice with a given pattern in a file?
So if I am looking for lines with "test" in a given file that contains:
blah
test blah1
blah //don't print this out as it doesn't have... (3 Replies)
Hi
I have a file like
# vi require.txt
1,BANK,Read blocks that cycle.
yellow
Read blocks.
2,ACCOUNT,Finished
Red
Finished .
3,LOAN, pipe
white
pipe
4,PROFIT,Resolve.
black
Resolve
Am using like
cat require.txt | grep -w ACCOUNTThe output I get is (8 Replies)
Discussion started by: Priya Amaresh
8 Replies
LEARN ABOUT SUNOS
lptest
lptest(1B) SunOS/BSD Compatibility Package Commands lptest(1B)NAME
lptest - generate line printer ripple pattern
SYNOPSIS
/usr/ucb/lptest [ length [count]]
DESCRIPTION
The lptest utility writes the traditional ripple test pattern to the standard output. In 96 lines, the ripple test pattern prints all 96
printable ASCII characters in each position. The ripple test pattern was originally created to test printers. It is also useful for test-
ing terminals, driving terminal ports, debugging, and performing tasks that require a quick supply of random data.
This command is obsolete.
OPTIONS
length Specifies the length of the output line in characters. 79 characters is the default.
count Specifies the number of output lines. 200 lines is the default. If count is specified, length must also be specified.
EXIT STATUS
The following exit values are returned:
0 Successful completion.
non-zero An error occurred.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWscplp |
+-----------------------------+-----------------------------+
SEE ALSO attributes(5)SunOS 5.10 9 Sep 1996 lptest(1B)