9 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
hi All,
how to recover the truncate file in unix.
Thanks!:wall: (2 Replies)
Discussion started by: krbala1985
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2. Shell Programming and Scripting
how to recover the file in unix.
Thanks in advance.:wall: (1 Reply)
Discussion started by: krbala1985
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3. Shell Programming and Scripting
Hello all.
I would like to make a script (or two shell scripts) that will do the following.
I need the maximum file name and directory name to be 38 characters long.
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Folder of e-mails in maildir format had been corrupted. Typical file name is 1246281161.6777.m21JH:2,S . The " :2,S prevents " copying to another device. How can I simply remove the last four characters? (2 Replies)
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5. Shell Programming and Scripting
Hi all,
i have a file and i want that after 6th slash "/" in each line of the file the contents gets truncated.
Can anyone tell me how to do that !!
thanks in advance
One more thing how can i change the size of output buffer of console,
as i had very long output and its not... (2 Replies)
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6. Shell Programming and Scripting
Hi,
I have files with names like file1.txt.txt.txt.txt and file2.txt.txt.txt.txt.txt............ (random infinite number of .txt exist).
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8. Shell Programming and Scripting
Hi All,
I have an application which writes log in to a file. The file size becomes around min of 800 MB a day. So I have written a script which backup the file and truncate the original file. My script is like this
cp X.log /backup/X.log1
> X.log
But the second truncate command... (3 Replies)
Discussion started by: mvenkat_in
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9. Shell Programming and Scripting
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)
Discussion started by: rinku
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PG_LO_TRUNCATE(3) PG_LO_TRUNCATE(3)
pg_lo_truncate - Truncates a large object
SYNOPSIS
bool pg_lo_truncate (resource $large_object, int $size)
DESCRIPTION
pg_lo_truncate(3) truncates a large object resource.
To use the large object interface, it is necessary to enclose it within a transaction block.
PARAMETERS
o $large_object
- PostgreSQL large object (LOB) resource, returned by pg_lo_open(3).
o $size
- The number of bytes to truncate.
RETURN VALUES
Returns TRUE on success or FALSE on failure.
EXAMPLES
Example #1
pg_lo_truncate(3) example
<?php
$doc_oid = 189762345;
$database = pg_connect("dbname=jacarta");
pg_query($database, "begin");
$handle = pg_lo_open($database, $doc_oid, "r");
// Truncate to 0
pg_lo_truncate($handle, 0);
pg_query($database, "commit");
echo $data;
?>
CHANGELOG
+--------+---------------------------------------------------+
|Version | |
| | |
| | Description |
| | |
+--------+---------------------------------------------------+
| 5.6.0 | |
| | |
| | Added truncate function. It supports PostgreSQL |
| | 9.3's 64bit large object. Both client and server |
| | must support PostgreSQL 9.3 and PHP must be 64bit |
| | build to use 64bit large object. |
| | |
+--------+---------------------------------------------------+
SEE ALSO
pg_lo_tell(3).
PHP Documentation Group PG_LO_TRUNCATE(3)