Ralph is a car enthusiast, blogger, author and teacher. In addition to being the founder of this website, Ralph is also a Linux Systems Administrator with 9 years+ experience who is also available for freelance or full-time work.
Posted on September 23rd, 2018.
The whole system that we live in drills into us that we’re powerless, that we’re weak, that our society is evil, that’s its fragmented. It’s all a big fat lie. We are powerful, beautiful, extraordinary. There is no reason why we cannot understand who we truly are, where we are going. There is no reason […]
Posted on August 8th, 2017.
Administrators of a Canvas LMS installation may encounter a QTI migration error when importing course content, or performing any actions that triggers the QTI migration scripts. This happens because the environment is missing a few essential libraries. This post documents the steps to resolve this in an Ubuntu 14.04 LTS environment. Note that you require Python […]
Posted on May 15th, 2017.
The following are steps to add additional elastic IPs to AWS EC2 Instances: 1 – Associate a new Private IP with the EC2 Instance This is a compulsory step because private IPs can only have one Elastic IP associated with them. Select the Instance, then choose Actions > Manage Private IP Addresses In the Manage […]
Posted on March 4th, 2017.
Spreadsheet_Excel_Writer is a PHP module for generating Excel spreadsheets. The current release is 0.9.3 (Beta) and has not been updated since January, 2012. A developer, Alexey Kopytko patched the package and released an an updated beta (0.9.4), introducing compatibility for PHP versions 5.3 to PHP 5.6. Follow these steps to install the updated version of […]