Reading Time: 3 minutes Hi Guys, In this blog we are going to explore OPA and will run the sample policy on OPA server.The OPA(Open Policy Agent) is an open source, general-purpose policy engine that unifies policy enforcement across the stack. OPA provides declarative language Rego which let us write policy for decision making of micro services. We use OPA for enforcing policies in microservices, kubernetes, API gateways etc.Basically, Continue Reading
Reading Time: 5 minutes In our last blog, Deploying DAML based Smart Contracts on project:DABL, we deployed our daml application on project:DABL, a blockchain platform by digital asset. We also discussed how DAML provides support on multiple blockchain platforms like hyperledger sawtooth, fabric, Corda etc. In this blog we will take a step further in our DAML journey and deploy our application on another blockchain platform which is Hyperledger Continue Reading
Reading Time: 5 minutes Hi all. I hope that you all must have heard of Serverless architecture. It’s quite popular and gaining a lot of attraction. In this blog, I’ll drive your attention towards Serverless architecture, and, then to Stateful Serverless architecture. We will see the pros and cons of such an architecture, followed by the concept of stateful serverless. Thus the title is, From Serverless to Stateful Serverless. Continue Reading
Reading Time: 3 minutes Over the past two years, Containerization has provided a lot of flexibility to the developer in which most popular container technology is docker. Container provide the developer a virtual environment for isolated process or application on the host system. Before everything else lets take a look what used to happen in past. Earlier when the number of systems for running application were limited they were Continue Reading
Reading Time: 4 minutes This blog pertains to Apache SPARK, where we will understand how Spark’s Driver and Executors communicate with each other to process a given job. So let’s get started. First, let’s see what Apache Spark is. The official definition of Apache Spark says that “Apache Spark™ is a unified analytics engine for large-scale data processing.” It is an in-memory computation processing engine where the data is Continue Reading
Reading Time: 5 minutes Continuing with the objectives to make Spark faster, easier, and smarter, Apache Spark recently released its fifth release in the 2.x version line i.e Spark 2.4. We were lucky enough to experiment with it so soon in one of our projects. Today we will try to highlight the major changes in this version that we explored as well as experienced in our project. In our Continue Reading
Reading Time: 6 minutes The world is constantly being attracted towards containers and its orchestration especially in large and dynamic environments which has also led to the rising of various tools and platforms in trend.Yes, we will be looking at Docker-Swarm and some of its key components !!! As we all know that Docker is a major player in the world of containers and therefore in this blog, we Continue Reading
Reading Time: 2 minutes Initially, I would like you all to focus on a few questions before comparing the frameworks:1. Is there any comparison or similarity between Flink and the Kafka?2. What could be better in Flink over the Kafka?3. Is it the problem or system requirement to use one over the other? Before talking about the Flink betterment and use cases over the Kafka, let’s first understand their Continue Reading
Reading Time: 5 minutes Introduction & the Problem One of our key customers, a large cruise line has ships sail with capacity running into few thousands of people on board. They are going through a successful digital transformation which includes managing full life cycle of a guest on mobile, data science-driven personalization, etc and we are fortunate to be part of the whole journey. These ships generate varieties of Continue Reading
Reading Time: 3 minutes In the modern digital world, a system which cannot talk to other systems or does not allow other systems to talk to itself is bound to fail. A lot of organizations that we work with be it large banks, healthcare institutions, travel booking and predictions, industrial analysers, would like to expose their ecosystem through an API so that it is available as a platform for other companies and products to consume and innovate on.
Reading Time: 11 minutes Well, the Twelve-factor app principle is not new for software development. It was drafted by developers at Heroku and was first presented by Adam Wiggins circa 2011. It’s a methodology for building software as a service application and these best practices are designed to enable applications to be built with portability and resilience when deployed to the web. You can easily find a lot of blogs Continue Reading
Reading Time: 5 minutes It’s been a great year for us at Knoldus Inc. and we would like to thank you for your constant support and valuable interactions in 2018. We are sure you are looking forward to this brand new year as much as we are. All of our successes so far would not have been possible without the support of our team, partners, and of course, our Continue Reading
Reading Time: 3 minutes Hello folks, in this blog we will learn about the trade life cycle. So before going into detail, one genuine question comes to mind is What is the Trade life cycle? In the financial market, “trade” means to buy and/or sell securities/financial products. To explain it further, a trade is the conversion of an order placed on the exchange which results in pay-in and pay-out of Continue Reading
