Atm i have Windows 98. Can i install a Unix system like Redhat on my computer, and on boot choose which one to go to? Like i can with Win95 & 98...
Please help me. I dont know alot about unix so im still learning. I just know its better than Win for the internet and it doesnt crash.
:) (14 Replies)
Hi,
I have to sql queries like
select sno,sname from temptable;
select deptno,dname from depttable;
In excel i want to specify the column number to which my output should be displayed.
please help me in this...
thanks in advance... (6 Replies)
Hi Everyone,
I need a shell/perl script to bring selected columns from all the files located in a directory and place them in a new file side by side.
File1:
a b c d
2 3 4 5
f g h i
..........
File2:
I II III IV
w x y z
..............
and so on many files are there...... (8 Replies)
I have 2 text files, both have one simple, single column. The 2 files might be the same length, or might not, and if not, it's unknown which one would be longer.
For this example, file1 is longer:
---file1
Joe
Bob
Mary
Sally
Fred
Elmer
David
---file2
Tomato
House
Car... (3 Replies)
I have installed WAMPSERVER 2.0 on my windows vista x64 system but still am having issues with getting the webserver to be seen outside my local network. It is working fine within my local network.
Been through several setup tutorials so far, no dice still.
For testing purposes I have... (1 Reply)
Hi I'm trying to compare 3 or more files based on similar values and outputting them into 3 columns.
For example:
file1
ABC
DEF
GHI
file2
DEF
DER
file3
ABC
DER
The output should come out like this
file1 file2 file3
ABC ABC (4 Replies)
I have about 100s of files of type text in a known directory. I want to merge all files side by side. Number of lines in all the files will remain same.
For example file1 contains
cat
dog
File 2 contains
rat
mat
Output file should be
cat rat
dog mat
Using awk I was able to... (5 Replies)
Hi,
I am looking for a sed/awk script to join two large (~300 M) single column files (one is sorted and the other is not sorted) side-by-side. I have a shell script but its taking ages to do the task so looking for an optimized fast solution.
The two files look like:
File1 (sorted)
a1... (1 Reply)
Could I run 2 python scripts at the same time side by side output on the same line in this same format but with scripts?
from itertools import izip_longest
with open("file1") as textfile1, open("file2") as textfile2:
for x, y in izip_longest(textfile1, textfile2, fillvalue=""):
x =... (4 Replies)
Discussion started by: bigvito19
4 Replies
LEARN ABOUT PHP
touch
TOUCH(3) 1 TOUCH(3)touch - Sets access and modification time of fileSYNOPSIS
bool touch (string $filename, [int $time = time()], [int $atime])
DESCRIPTION
Attempts to set the access and modification times of the file named in the $filename parameter to the value given in $time. Note that the
access time is always modified, regardless of the number of parameters.
If the file does not exist, it will be created.
PARAMETERS
o $filename
- The name of the file being touched.
o $time
- The touch time. If $time is not supplied, the current system time is used.
o $atime
- If present, the access time of the given filename is set to the value of $atime. Otherwise, it is set to the value passed to the
$time parameter. If neither are present, the current system time is used.
RETURN VALUES
Returns TRUE on success or FALSE on failure.
CHANGELOG
+--------+---------------------------------------------------+
|Version | |
| | |
| | Description |
| | |
+--------+---------------------------------------------------+
| 5.3.0 | |
| | |
| | It became possible to change the modification |
| | time of a directory under Windows. |
| | |
+--------+---------------------------------------------------+
EXAMPLES
Example #1
touch(3) example
<?php
if (touch($filename)) {
echo $filename . ' modification time has been changed to present time';
} else {
echo 'Sorry, could not change modification time of ' . $filename;
}
?>
Example #2
touch(3) using the $time parameter
<?php
// This is the touch time, we'll set it to one hour in the past.
$time = time() - 3600;
// Touch the file
if (!touch('some_file.txt', $time)) {
echo 'Whoops, something went wrong...';
} else {
echo 'Touched file with success';
}
?>
NOTES
Note
Note that time resolution may differ from one file system to another.
Warning
Prior to PHP 5.3.0 it was not possible to change the modification time of a directory with this function under Windows.
PHP Documentation Group TOUCH(3)