cat -v doesn't seem so impractical when you've got one useless use of cat in there already.
Just seeing the record doesn't tell me what's going wrong. I wasn't suggesting using cat -v to fix the file -- I need to see what the strange characters are.
How about:
Code:
cat -v datafile | grep "\^" | head
That should capture a few lines with strange chars in them.
I need to sort a file, the sort is not a alphabetical sort, it's based on a predefined order which is read from a file called fSortOrder.
The format of the fSortOrder file is :
STARTPATH"
....
....
The file that needs to be sorted is called tmpUnsorted and contains data in the format : ... (6 Replies)
Hi there
I need to grep for a detail from a file. The pattern to search for involves escape sequences in it. This causes for the problem.
grep "P\_SOME\_STRING\_SEARCH" filename
Note, I have line like below in the file and expect it to grep.
select *
from my_system_param
... (3 Replies)
I have a file that I am processing with a while loop from, in come cases the grep/sed command (strings record | grep “errorDetail” | sed 's&*errorDetail\(.*)\(/errorDetail\).*&\1&') works and produces the data I am after and in some it does not. I have inspected the data within the failing... (3 Replies)
Hi folks
I am issuing the following command:
grep "" *
Looking for the characters \/:*?"<>|#+%& within all files in a directory, but the command fails being unhappy with pipe:
ksh: 0403-057 Syntax error: `|' is not expected.
How do I force the command to take the pipe | ? I guess... (2 Replies)
Hello,
i have a file called test
hello1
"how" are you4
good"bye"
good7bye
i am trying to print all lines from test that either end with a digit or contain a double quote character anywhere on the line.
i did
grep -n '$' test and was able to print lines ending with digits.
i also did... (2 Replies)
Need Help For GREP
I have a file say g1.txt and content of file is below
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoDrives /t REG_DWORD /d 4 /f ,
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer" /v NoClose /t REG_DWORD /d 1 /f ,... (4 Replies)
Is there any command or shell script to grep any special character from a file ? I have a huge file containing millions of user names; the requirement is to find names containing special characters.
#!/bin/bash
for i in `cat username.txt`
do
#COMMAND to grep special character
done
... (3 Replies)
Hi,
I have a file which has numerous lines and some of the lines having special characters in it. i want to grep the lines which are having special characters.
say,
one line looks like - %*()$#@"", | acbd
antoher line looks like ***##^%! | efcg
so these kind of lines are present... (5 Replies)
Hi All,
My source file contains special characters(Latin characters).I need to fetch only the lines which contains the special characters. The problem is i don't know which all latin/special characters can come in the source.
Is there anyway to extract the lines which contain letters other... (3 Replies)
Hi
I have a file and need to extract lines starting with "grep ^"
I tried with quotes single/double before/after but no luck.
suggestion pls, thanks! (2 Replies)
Discussion started by: magnus29
2 Replies
LEARN ABOUT X11R4
cat
CAT(1) User Commands CAT(1)NAME
cat - concatenate files and print on the standard output
SYNOPSIS
cat [OPTION]... [FILE]...
DESCRIPTION
Concatenate FILE(s) to standard output.
With no FILE, or when FILE is -, read standard input.
-A, --show-all
equivalent to -vET
-b, --number-nonblank
number nonempty output lines, overrides -n
-e equivalent to -vE
-E, --show-ends
display $ at end of each line
-n, --number
number all output lines
-s, --squeeze-blank
suppress repeated empty output lines
-t equivalent to -vT
-T, --show-tabs
display TAB characters as ^I
-u (ignored)
-v, --show-nonprinting
use ^ and M- notation, except for LFD and TAB
--help display this help and exit
--version
output version information and exit
EXAMPLES
cat f - g
Output f's contents, then standard input, then g's contents.
cat Copy standard input to standard output.
AUTHOR
Written by Torbjorn Granlund and Richard M. Stallman.
REPORTING BUGS
GNU coreutils online help: <http://www.gnu.org/software/coreutils/>
Report cat translation bugs to <http://translationproject.org/team/>
COPYRIGHT
Copyright (C) 2017 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO tac(1)
Full documentation at: <http://www.gnu.org/software/coreutils/cat>
or available locally via: info '(coreutils) cat invocation'
GNU coreutils 8.28 January 2018 CAT(1)
09-15-2011
