XTIVIA BLOG
Oracle subscription for node down event still pending
Oracle subscription for node down event pending. You will sometimes see this message on an Oracle database from 10g forward as that is when the default subscription to the Oracle Notification Service(ONS) was introduced. In a single instance environment it is recommended to...
Tip for debugging shell scripts
Often enough I have to mess around with shell scripts and even more often I have to spend a considerable amount of time debugging scripts. Though whenever I find myself having to debug a script I often use this little bit of code to help me step through my code to find my...
XTIVIA Search Innovation
Are you using Liferay's Solr 4 Search Engine EE? If so, you need to checkout XTIVIA Search! There are 2 parts to XTIVIA Search: XTIVIA's solr4 web plugin XTIVIA's search hook plugin The following features are included: Improved Performance - Improve search results render...
Introduction to AWS CloudFormation templates
As a follow up to my last post An Introduction to CloudFormation Tool from AWS, this post covers the basics of a CloudFormation templates. A CloudFormation template consists of 6 sections - Description, Parameters, Mappings, Conditions, Resources and Outputs. Only the...
Tip # 1 – Check your Backups – Top 10 Tips For SQL Server Performance and Resiliency
Tip Number 1 – Check your Backups Top 10 Tips for SQL Server Performance and Resiliency I have been a consultant for a number of years and lost track of how many different servers I have worked on a long time ago. However, today as sit down and think, it occurred to me...
Ionic Development – Part 2: Integrating Google Maps
Before we dive immediately to the code, I just want to point a subtle difference in the example code that Ionic has here. I am using ng-init to call the initialize method rather than having it in the controller. I also declared the initialize function in the scope. This is...
How Liferay works with SAML SingleLogout
Before you read this article, you need to have some basic understanding on how SAML, SingleSignOn (SSO) and SingleLogout (SLO) works. Follow this article on how SAML 2.0 is configured with Liferay, and this article on how SAML 2.0 SingleLogout works. Everyone is probably...
Ionic Development – Part 1: Environment Setup
Introduction Ionic is an HTML5 SDK for mobile applications using Apache Cordova, allowing developers to code in HTML, Javascript, and CSS. Ionic provides out-of-the-box components for even faster development. Environment Setup For this setup, we will be configuring a Mac so we...
Recovering an AWS instance that doesn’t start up
Let us take a look at the scenario where you make a configuration change to an AWS Linux instance and reboot the AWS instance for the changes to take effect. However, on rebooting, the instance is not accessible. What would you do if the configuration change you made breaks the...
Refreshing SQL Server Error Logs
Often the first stop in troubleshooting is taking a peek at those logs. SQL Server Error logs can provide a lot of useful information and when it comes down to troubleshooting a SQL Server problem one cannot go wrong by cracking open the log files. The SQL Server error log by...