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You can use the date_default_timezone_set() function

You can pipe it using | echo -n "test" | md5sum (You need option -n because else md5sum will calculate the string with newline char.) should give something like: 098f6bcd4621d373cade4e832627b4f6 - if you don't like the - at the end echo -n "test" | md5sum | gawk '{ print $1 }'

this is the database postfix uses to deliver the mails. /etc/mail/aliases is the plain text file you can update. If you didn't update it, check it for any strange user names. Perhaps you upgraded postfix, could have changed the date stamp of the file? /etc/mail/aliases.db is the hashed file used pos...

grep has an -E option (--extended-regexp)
This allows to us regular expressions.
You can check for more than 2:

I don't know of a special function,
but this is a function I use.

function random_color()
{
$r=rand(128,255);
$g=rand(128,255);
$b=rand(128,255);
$color=dechex($r).dechex($g).dechex($b);
return "#".$color;
}

Well most of the time your linux flavor has some automatic upgrade tools. gentoo : emerge debian/ubuntu : apt-get I recommend you use those. But if you want to do it manually, you can download the latest kernel from https://www.kernel.org/ wget https://www.kernel.org/pub/linux/kernel/v3.x/linux-3.10...

You can do this by adding --date="-1 day" date +"%A, %B %-d, %Y" --date="-1 day" or even shorter date +"%A, %B %-d, %Y" -d yesterday You can also get the day for tomorrows or work with months or week. date +"%A, %B %-d, %Y" -d tomorrow date +"%A...

You can do this by adding --date="-1 day" date +"%A, %B %-d, %Y" --date="-1 day" or even shorter date +"%A, %B %-d, %Y" -d yesterday You can also get the day for tomorrows or work with months or week. date +"%A, %B %-d, %Y" -d tomorrow date +"%A...

you are looking for vertical-align:top (equals valign=top in html) But I think it won't work for the entire table, you'll have to put (a separated class) in <tr> or <td> so something like this: <table class=test_table> <tr class=test_tr> <td>cell1</td> <td>cel2 test</td> </tr> </table> css file: .te...

I had the same problem after a restart of one of my servers. It was the kernel that was too old. I think udev needs kernel 3.0 or newer to use this function (Not sure) I regularly update my programs, but rarely recompile the kernel. This happens when your server runs for years on end. Anyway I recom...