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Quick Notes on vim

:g/dog/d This will find each line that has a specific string (in this case dog) and delete it :%s/foo/bar/g This will replace all instances of a specific string (in this case foo) with another string (bar). The % makes it search all lines instead of just the current line.  The g can be swapped out […]

How to Install and Enable Postfix on Centos 8

To install packages on RHEL 8 / CentOS 8 use yum command. Install postfix package by using the following command: yum install postfix To enable and start systemd service enter: systemctl enable postfix ; systemctl start postfix To verify the service is working we can install the mailx package: # dnf install mailx As a normal user (named foo on the […]

NFS Server Setup on CentOS 6

Install the needed software for nfs operations: yum install nfs-utils nfs-utils-lib Setup the directories that need to be shared: vim /etc/exports Here is an example of a setting in the exports file: [directory that is being shared] [IP address of client or network (ex. 10.0.0.0/24)](rw,anonuid=[uid],anongid=[gid],async) Force the update from the exports file: exportfs -r See […]

Installing PHP 7.3 on Centos 7

Make sure the EPEL repository is installed: sudo yum install epel-release yum-utils sudo yum install http://rpms.remirepo.net/enterprise/remi-release-7.rpm Enable PHP 7.3: sudo yum-config-manager –enable remi-php73 Install the PHP modules that you need: yum install php php-common php-cli php-gd php-ldap php-mbstring php-mcrypt php-mysqlnd php-pdo php-pear php-process php-soap php-xml That’s it! Source: https://linuxize.com/post/install-php-7-on-centos-7/

$_sas->addNotification

$_sas->addNotification($to, $message, $period = ‘now’, $options = array()) Description Used to add a notification to the central cron operations. Variables Name Required Description Type Values Default $to Yes The destination for the notification.  Use a numeric id to send to a user or add email address(es) for destination.  Multiple email addresses need to be separated […]

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