Ralph

Ralph

Dispatches On Everything Tech!


Navigation
Featured

General

Canvas LMS: Install QTI Migration Tool

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┬ábecause 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 […]

Featured

General

How To: Add Additional Elastic IPs to AWS EC2 Instances

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 […]

Featured

General

MySQL: Reset Root Database User’s Password

Posted on April 12th, 2017.

Here are the commands you need to execute to change a forgotten MySQL root user password: Step # 1 : Stop the MySQL service: Step # 2: Start the MySQL server w/o password: Step # 3: Connect to the MySQL server using the MySQL client: Step # 4: Set a new MySQL root user password: […]

Featured

General

Upgrade SpreadSheet Excel Writer 0.9.3

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 […]

Featured

General

Rsync to AWS EC2 Using .PEM key

Posted on March 2nd, 2017.

How to use Rsync with standard Amazon Web Services instances that utilise a .pem key file instead of traditional username/password authentication or conventional SSH key pairs: The standard AWS EC2 instances support using a .PEM key to log in, instead of a more common SSH username/password combination. If you want to use Rsync to transfer […]