what does this command do ? as in
does this command just make sure everything in the file is executed?
or does it flush the file?
Actually this is used on a file in a progress database but I believe it is a unix command? (2 Replies)
Hello everybody it's me again.
I have a procces that is writing in a 'file1' automatically but i want to truncate 'file1' to a filesize 'x' that mean if the 'file1' size is 'x' i want to delete the first lines while the last lines are being writed, that have sence?
in the process are an... (1 Reply)
Is it possibe to use sed for the following? I would like to truncate the output of a directory path if it's over 3 directory levels deep. For example:
/dir1/dir2/dir3 -- NO change required
but,
/dir1/dir2/dir3/dir4 would output as ~/dir4
Thanks. (4 Replies)
I have one file which first line is blank and second line has some data.
$cat filename
output:
30-MAY-07
I want to store 30-MAY-07 value in one variable.
for that I wrote
var="`head -2 filename`"
It will give that result but I want to truncate the first line which is blank.
plz help. (2 Replies)
Hi
In unix able to connect to oracle database and create table ,when rerun ,if table exist ,truncate that table.Any idea how to do that
a.sh
----
sqlplus -s datadmin/password <<EOF
create table xx(col1 number,
col2...
);
exit;
EOF
I... (1 Reply)
Hello,
Given below are 2 sample paths from 2 different servers:
/opt/temp/PROD/Script/New/Letters
/opt/Share/temp/Share1/PROD/Script/Files/New/Letters
I would like to truncate the path till the folder "PROD". Please note that the field count of the folder "PROD" vaires from... (1 Reply)
Hi All
I've googled around for this and can't see a way of doing it.
I have a file that contains a number of records that are layed out something like the following.
/path/to/directory/that/contains/a/file/I/need/filename.pdf
The path itself can vary both in terms of the names and the... (7 Replies)
hi,
i have a directory at /path/unix with the following files
1.txt
2.txt
3.txt
4.txt
I want to make another file called filenames.txt at a different location called /path/home. So, my output file would be
/path/home/filenames.txt with contents
/path/unix/1.txt... (1 Reply)
Currently I am using this laborious command
lvdisplay | awk '/LV Path/ {p=$3} /LV Name/ {n=$3} /VG Name/ {v=$3} /Block device/ {d=$3; sub(".*:", "/dev/dm-", d); printf "%s\t%s\t%s\n", p, "/dev/mapper/"v"-"n, d}'
Would like to know if there is any shorter method to get this mapping of... (2 Replies)
Discussion started by: royalibrahim
2 Replies
LEARN ABOUT HPUX
mailfrom
mailfrom(1) General Commands Manual mailfrom(1)NAME
mailfrom - summarize mail folders by subject and sender
SYNOPSIS
status] [folder|username]...
DESCRIPTION
The command reads one or more mail folders and outputs one line per message in the form:
from [subject]
where from is the name of the person the message is from, and subject is the subject of the message, if present. If determines that the
message is from you, the from portion will read where user is the user the message was sent to. This happens when you receive a copy of a
letter you sent.
The default folder is your incoming mailbox, See the Operands subsection below.
Options
recognizes the following options:
Print a brief help message summarizing the options.
Number the messages using the same numbering scheme used by
Very quiet mode.
Only error messages are produced. This option is useful in shell scripts, where only the success or failure of the
program is important, and output is not desired.
Quiet mode. Output only a one-line summary for each mailbox or folder.
Add a summary of the number of messages by message status in each
mailbox or folder. To get the summary only, use this with the option. The summary has the form:
If an item count, n, r, or u is zero, the line is omitted.
Only display headers from messages with the given status.
status can be one of or and are equivalent. The option can be repeated to print header information from more than
one category, for example, only new and unread messages. The values can be abbreviated to their first letters. The
default is all messages.
Tidy mode. If the from field is long enough to displace the subject field from its normal start column, move the subject down
onto the next line.
Verbose mode. Print a descriptive header before listing the contents of each mailbox or folder.
Operands
recognizes the following optional operands:
folder|username
A file name or the name of a mail user on your system. You can use the format to specify a folder in your mail
directory, defined by the string variable in your configuration file.
searches for the value as a file name relative to your current directory. Then, if the file name is not an absolute
path, it searches for the value relative to the incoming mailbox directory, The first file found is selected. You
must have read access to the file.
RETURN VALUE
returns the following values:
Messages matching
status are present.
No messages matching
status are present, but there are some messages.
There are no messages at all.
An error occurred.
If multiple mailboxes or folders are specified, the exit status only applies to the last one examined. This can be used in scripts to
determine what kind of mail a user has.
EXAMPLES
Display header information from all the messages in your mailbox.
Display header information from all new messages in your mailbox.
Assuming you have the proper file permissions to read mail, print out header information from all new and unread messages in incoming mail-
box.
Print only a summary of how many new, unread, and read messages are in your incoming mailbox.
AUTHOR
was developed by HP.
FILES
Your configuration file.
Directory of incoming mailboxes.
SEE ALSO elm(1), mail(1), mailx(1), readmail(1).
mailfrom(1)