A Software Engineer's Notebook
Hi all, recently I tried AWS lambda for the first time and my task was to query an RDS MySQL database. In this blog post I will share my experience on that. First Attempt - Using the Inline Code Editor Since I was using NodeJS, the first thing was to figure out a good MySQL … Continue reading Querying RDS MySQL DB with NodeJS Lambda Function
Hi All, During my work at Adroitlogic, in one of my tasks I had to start & configure a set of EC2 machines which included our B2B AS2 integration solution AS2Station. This was a recurring task and yes you guessed right it was boring. The configuration steps in summary were follows. Extracting the private IP … Continue reading Running a custom startup script in CentOS / RHEL 7
The main idea of the AS2 protocol defined in the RFC 4130 is on how we can exchange structured business data securely using the HTTP transfer protocol. In one of the previous posts on AS2, we looked at an overview of the AS2 (Applicability Statement 2) protocol and why it wins over the other B2B … Continue reading Message Signing & Encryption for AS2 Protocol in Java
Hi all, Recently I did a presentation on Apache Storm for one of my MSc course modules. Thought of sharing that here. Cheers! 🙂 ~ Rajind Ruparathna
Hi all, Recently I did a session for a set of QA engineers at work on “Introduction to Spring Framework”. Thought of sharing it here. Cheers! 🙂 ~Rajind Ruparathna
Cloud Computing is gradually taking over the world and it is becoming a technology that the industry can’t live without. This comes as no surprise as with the business drivers such as capacity planning, cost reduction and organizational agility, Cloud Computing has become the most preferred choice for most organizations. One of the main concepts … Continue reading Serverless Architecture on AWS
Hi all, Recently I did a presentation on "Introduction to Apache Maven" for a session to a set of new QA engineers. Thought of sharing it here. Cheers! 🙂 ~Rajind Ruparathna
The Applicability Statement 2 or AS2 specification defines a mechanism for the secure and reliable transfer of structured business data over the Internet. AS2 Message Payloads The AS2 protocol itself does not dictate any limits on the payload of an AS2 message. However. typical AS2 payloads are structured business documents such as Invoices, Purchase Orders … Continue reading AS2 Protocol for Business Data Interchange
In February, AdroitLogic released UltraESB-X, a completely redesigned ESB which is developed by the very same team who developed the UltraESB six years ago. UltraESB-X is developed inline with UltraStudio, a user friendly graphical tool to easily create, manage and test integration flows. In the user’s point of view, UltraESB-X mainly has two new concepts … Continue reading Processing Elements for Enterprise Integration Needs
Today, I made the silly mistake of accidentally formatting one of the ext4 partitions in my Ubuntu 16.04 machine to NTFS instead of formatting the pen drive, which I was hoping to format. So if you are reading this most probably you have done something similar or perhaps someone you know has gone down that … Continue reading Recovering Accidentally Formatted ext4 Partition / Fixing Superblock
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