Hi All;
Having a problem with a file..
the file contains the following data... (a snapshot)
1331F9E9DB7C2BB80EAEDE3A8F043B94,AL7 1DZ,M,50
186FDF93E1303DBA217279EC3671EA91,NG5 1JU,M,24
3783FFAF602015056A8CD21104B1AAAF,CH42 4NQ,M,17
It has 3 columns sepreated by a ,
the second column... (7 Replies)
Hi!
I store some data obtained with grep or awk in a file. The problem is that some lines have white space at the begining :
line1
line2
line3
I use something like
grep WORD INFILE >> OUTFILE
awk >> OUTFILE
I would love if it were possible to remove the white whitout parsing the... (4 Replies)
Hi,
I'm trying to strip all lines between two headers in a file:
### BEGIN ###
Text to remove, contains all kinds of characters
...
Antispyware-Downloadserver.com (Germany)=http://www.antispyware-downloadserver.c
om/updates/
Antispyware-Downloadserver.com #2... (3 Replies)
Dear Members,
Suppose i have a variable test which stores a string as below:
test='John drives+++++++++a+++++car'
now i want to use sed on the above variable and replace + with a white space, so that i get
echo $test should give me
'john drives a car'
Between... (1 Reply)
Hi,
What sed command (if sed is the right command) can remove ALL white space from my file. I have a csv, except I want to remove all white space between commas and characters.
My idea (without testing)
sed 's/ //g'
Is there a better way? (18 Replies)
Hello
i have a text file like this:
1 AB AC AD EE
2 WE TR YT WW
3 AS UY RF YT
the file is bigger , but that's an example of the data
what i want to do is to merge all columns together except the first one,
it will become like this :
1 ABACADEE
2 WETRYTWW
3 ASUYRFYT (8 Replies)
our user creates a text file with a white space on the filename. this same file is transfered to unix via automation tool. i have a korn shell script that reads these files on a input directory and connects to oracle database to run the oracle procedures which will load the data from each of the... (2 Replies)
Hi,
I have a very big file 25GB with information present in it like
$ head ind_stats
update index statistics pfirm001.dbo.Office using 200 values
go
... (11 Replies)
hi guys
how can i add spacein file name with sed if strings have no space around dash
input
19-20
( 18-19 )
ABC-EFG
output after add white space
19 - 20
(18 - 19 )
ABC - EFG
thx in advance (2 Replies)
i have file in which i want to remove white space from each column where ever it exist
there is white space at the end of line.
i know how to remove white space if i have only 1 column, but i have multiple columns
and white space can be in any column.
sed 's/ *$//' file
ath-miRf10005-akr... (5 Replies)
Discussion started by: mirwasim
5 Replies
LEARN ABOUT LINUX
peekfd
PEEKFD(1) User Commands PEEKFD(1)NAME
peekfd - peek at file descriptors of running processes
SYNOPSIS
peekfd [-8,--eight-bit-clean] [-n,--no-headers] [-f,--follow] [-d,--duplicates-removed] [-V,--version] [-h,--help] pid [fd] [fd] ...
DESCRIPTION
peekfd attaches to a running process and intercepts all reads and writes to file descriptors. You can specify the desired file descriptor
numbers or dump all of them.
OPTIONS -8 Do no post-processing on the bytes being read or written.
-n Do not display headers indicating the source of the bytes dumped.
-c Also dump the requested file descriptor activity in any new child processes that are created.
-d Remove duplicate read/writes from the output. If you're looking at a tty with echo, you might want this.
-v Display a version string.
-h Display a help message.
FILES
/proc/*/fd
Not used but useful for the user to look at to get good file descriptor numbers.
ENVIRONMENT
None.
DIAGNOSTICS
The following diagnostics may be issued on stderr:
Error attaching to pid ...
An unknown error occured while attempted to attach to a process.. you may need to be root.
BUGS
Probably lots. Don't be surprised if the process you are monitoring dies.
AUTHOR
Trent Waddington <trent.waddington@gmail.com>
SEE ALSO ttysnoop(8)Linux APRIL 2007 PEEKFD(1)