How To Update a WordPress Plugin Manually Using rsync

Author: , January 24th, 2020

If you are unable to update a plugin via the WP admin console, then you can do the update manually. Download the zip file to your local hard drive and extract it. Then, from the command line, do the test run first:

*Make sure to use the trailing slashes with rsync for proper operation […]

How To Install/Update CPAN on MacOS Mojave with fatal error: ‘EXTERN.h’ file not found

Author: , June 12th, 2019

The Problem Tried to install the latest version of cpan and got stuck. Tracked it down to the dependency module Mac::SystemDirectory which was failing to build:

The Solution Use the MacOS installer command to deploy the needed files:

The, rerunning the cpan install works:

How To Fix YUM Update Errors with Percona GPG Keys

Author: , April 16th, 2019

Problem: Trying to run a yum -y update as root aborts with the following error:

The solution, found on the Percona website, is this: sudo yum update percona-release Source URL: https://www.percona.com/blog/2019/02/05/new-percona-package-signing-key-requires-update-on-rhel-and-centos/

How To Fix WordPress Missing “Add New” Button in Plugins and Menu Choice “Dashboard > Updates”

Author: , April 17th, 2017

If you are missing either your “Dashboard > Updates” menu choice, or the “Add New” button or menu choice in the Plugins section, do this to correct it: Edit the wp-config.php file, and change two lines to be false instead of true: For example, here are the two lines fixed:

How To Fix apt-get Errors on Old Ubuntu Hosts

Author: , August 3rd, 2016

As usual, whenever I have to do sysadmin on a Ubuntu-based OS, I find problems. When will people realize what a horrible OS it is? In this case, packages needed were unavailable. For apt-get to function, the file /etc/apt/sources.list must be edited to change all URLs from security.ubuntu.com and archive.ubuntu.com to old-releases.ubuntu.com, using the sed […]

How To Update the innodb_log_file_size Setting in MySQL

Author: , October 29th, 2014

[root@db1 ~]# service mysqld stop [root@db1 ~]# cd /var/lib/mysql [root@db1 mysql]# ls -l ib_logfile? -rw-rw—- 1 mysql mysql 5242880 Oct 29 23:00 ib_logfile0 -rw-rw—- 1 mysql mysql 5242880 Oct 29 22:38 ib_logfile1 [root@db1 mysql]# mv ib_logfile0 ib_logfile0.old [root@db1 mysql]# mv ib_logfile1 ib_logfile1.old [root@db1 ~]# vi /etc/my.cnf innodb_log_file_size=64M # comment out the old value, if one […]

How To Easily Update Your WordPress URL After A Server Move

Author: , February 6th, 2012

To convert FROM dev TO www:

To convert FROM www TO dev:

How To Fix Broken Boot After Yum Update On Amazon Linux

Author: , January 20th, 2012

Stop the instance first…YMMV:

http://aws.amazon.com/amazon-linux-ami/latest-release-notes/