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Protected: Square Sandbox
BySam
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How to delete mails from Exim mail queue
BySam
To print a list of the messages in the queue, enter: # exim -bp To remove a message from the queue, enter: # exim -Mrm {message-id} To remove all messages from the queue, enter: # exim -bp | awk ‘/^ *[0-9]+[mhd]/{print “exim -Mrm ” $3}’ | bashsuggested following clean command:# exim -bp | exiqgrep -i…
How to Change OpenCart Timezone
BySam
Go to system/startup.php and find following lines of code: if (!ini_get(‘date.timezone’)) { date_default_timezone_set(‘UTC’); } Replace with following lines of code by changing to your timezone date_default_timezone_set(‘Australia/Sydney’); Synchronize PHP and Database Timezone The query we use to set database timezone if you are super admin is below: SET time_zone=’offset’; But everyone has no super admin access…
How to use sed to find and replace text in files in Linux / Unix shell
BySam
Find and replace text within a file using sed command The procedure to change the text in files under Linux/Unix using sed: Use Stream EDitor (sed) as follows: sed -i ‘s/old-text/new-text/g’ input.txt It tells sed to find all occurrences of ‘old-text‘ and replace with ‘new-text‘ in a file named input.txt The s is the substitute…
Common SSH Commands
BySam
Home and navigation When you first log into your server, you will be in your home directory. For the root user, this is /root/. Linux folder structure Linux uses a nested folder structure to store different files. The top-level directory is considered the root directory, and is designated by /. Folders beneath the root level…
How To Fix Apache Error “(28)No space left on device” Couldn’t create the mpm-accept mutex
BySam
On some occasions apache server will just fail, and become crashed, failing to restart with an error message like # tail /var/log/httpd/error_log [Sun Dec 22 10:05:27.006998 2013] [core:emerg] [pid 15001:tid 140145945569216] (28)No space left on device: AH00023: Couldn’t create the fcgid-proctbl mutex [Sun Dec 22 10:05:38.000403 2013] [core:emerg] [pid 15018:tid 140368783902656] (28)No space left on…