As a niche consulting and development organization we end up in a lot of enterprises who would like to modernize, would like to build web-scale products but they are not ready to look beyond Spring. It is a strongly debated topic and there are reasons for still going the Spring way but the reasons are less and less as we go ahead. For starters, this Continue Reading
If you are reading this then probably you have encountered the issue that comes while accessing fields with uploading a file, and if not then let me first tell you what’s the situation that I’m talking about here, Let’s see the code where we try to use fileUpload directive and formFields together
“Microservices” the way it stands is beginning to become a must-have word for a lot of enterprises. It is being touted as the main component if you are leading a digital transformation journey. System integrators are having a field day calling themselves microservices experts. End of the day 90% of the implementations are going to fail. Why? Because microservices by themselves are not the silver bullet. Definitely, Continue Reading
DynamoDB is a part of Amazon Web Services. It is a NoSQL database, which supports key-value and document data structures. In this blog, we will be discussing Core components of DynamoDb. Features of DynamoDb: It is a fully managed NoSQL database. It can store & retrieve any amount of data, and can serve any amount of traffic. To maintain fast performance, it distributes data Continue Reading
Hey folks, in this blog I am going to explain how to write unit test cases for the routes in Akka Http. First and foremost the test cases should not hit our backend logic, remember that we are only testing our routes, routes basically form the controller layer in our application. They control the request/response cycle. They tell that which business logic should respond to Continue Reading
Hello everyone, it’s been quite a while now since I started working on Lagom(java) and it was only recently when I came across a scenario wherein I was required to override the ErrorHandler provided by Play in my Lagom microservice. As you all already know that Lagom is built on top of Play and Akka, so there will be times when we’ll be required to Continue Reading
Hi All, In this blog, I will try to explain what is Authentication and why we need this and how you can do authentication in Akka HTTP What is Authentication:- Authentication is the process of establishing a known identity for the user, whereby ‘identity’ is defined in the context of the application. This may be done with a username/password combination, a cookie, a pre-defined IP or Continue Reading
Hey Visitor, Have you ever faced an issue with the date values on your website, when the date and time returned from server doesn’t change according to the client timezone , for eg. values returned from server at US will be different for a client at India so we need to manipulate the received time according to Indian Time Zone. So recently, I encountered this Continue Reading
Akka Http uses the spray-json library for JSON support. But a few days back while working on a project which was using the json4s library for marshalling/unmarshalling, I got stuck during parsing of JSON request and extracting that parsed values into my target Scala data model.
Today we are to going to talk about a very important aspect of reactive web applications development. It’s not from the alien world, we always talk about it but we rarely want to deal with it. It’s Cache. In today’s mammoth scalable architecture, we are mostly surrounded by big design issues and somewhere here and there we neglect benefits of using a very useful concept Continue Reading
In this blog post we’ll see how a file can be streamed from a client (eg: browser) to Amazon S3 (AWS S3) using Alpakka’s AWS S3 connector. Aplakka provides various Akka Stream connectors, integration patterns and data transformations for integration use cases. The example in this blog post uses Play Framework to provide a user interface to submit a file from a web page directly to Continue Reading
This blog post shows simple CRUD operations on Microsoft SQL Server using Scala Slick version 3.2.3. You might be thinking what’s really great about it? Duh! But until Scala Slick 3.2.x was released, using commercial databases was within the horizon of an additional closed source package know as Slick Extensions which supported Slick drivers for following databases Oracle IBM DB2 Microsoft SQL Server Library Continue Reading
This is a small blog post, in which we will go through the steps to add response compression in our Java-based Lagom service. If you are not familiar with the concepts of Lagom, read through this blog to gain a brief idea of what Lagom is all about. Then, come back here and we will add quickly add compression to the service you’d have implemented. Continue Reading
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