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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.](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/


Description Used to add a notification to the central cron operations. Variables Name Required Description Type Values Default $array[‘message’] Yes The Message for the notification string $array[‘link’] No The link for the notification string $array[‘to’] No The destination for the notification.  Use a numeric id to send to a user or add email address(es) for […]

SAS buildOptions Function

_module->buildOptions($array, $value_field, $name_field, $add_zero, $data_fields) Description Takes an array of data and produces an option array to be used in select, dropdown, searchSuggest inputs. Variables Name Required Added Description Type Values Default $array Yes The multi-dimensional array that the data is being extracted from array $value_field Yes The name of the field in each line […]

How to show the top 10 IP addresses in an Apache Log

Sometimes I just want to see what IP address is generating the most traffic to my site.  Here is the awk command to do it: awk ‘{a[$1]++} END {for (i in a) print a[i],i}’ [file] | sort -rnk1 | head -n 15 The command above will show the top 15 visitors, by IP address (replace […]

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