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Tech Blogs

Marshalling/Unmarshalling in Akka HTTP

Reading Time: 4 minutes In this blog we are going to discuss about Marshalling/Unmarshalling in Akka HTTP. Before discussing it lets have a look at Akka HTTP. Akka HTTP  offers a toolkit for providing and consuming HTTP-based services. The Akka HTTP modules implement a full server- and client-side HTTP. It provides client-side and server-side API to send HTTP requests and HTTP responses.To transfer data over the network, we need Continue Reading

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Custom Partitioner in Kafka: Let’s Take Quick Tour!

Reading Time: 5 minutes In this blog, we are going to explore the Kafka partitioner. We will try to understand why the default partitioner is not enough and when you might need a custom partitioner. We will also look at a use case and create code for the custom partitioner. I assumed that you have sound knowledge of Kafka. Let’s understand the behavior of the default partitioner. The default Continue Reading

Akka Router – Router As an actor

Reading Time: 7 minutes The point of writing this blog is to give basic knowledge of Akka-Router. How we can achieve the multithreading in Akka using akka router also. As we know in Akka “Actor Model is used for the purpose of multithreading through the actors then why we need router…? Introduction: Problem: A situation which across very frequently is that you have a large number of tasks and Continue Reading

Functional Java: Should I really start using the functional paradigm in Java?

Reading Time: 5 minutes I am pretty sure, at some point, you must have had this question in your mind because everywhere, it is functional programming, immutability, higher-order functions, and blah blah. As a java developer, you must have confused, whether should I move to the functional programming paradigm? What are the benefits it provide to us? People are talking about it everywhere. So let’s give it a try Continue Reading

Kryo Serialization in Spark

Reading Time: 4 minutes Spark provides two types of serialization libraries: Java serialization (default) Kryo serialization For faster serialization and deserialization spark itself recommends to use Kryo serialization in any network-intensive application. Then why is it not set to default : Why Kryo is not set to default in Spark? The only reason Kryo is not set to default is because it requires custom registration. Although, Kryo is supported Continue Reading

Practical Guide: Anorm using MySQL with Scala

Reading Time: 3 minutes  In this blog, we are going to explore the Anorm. Play includes a simple data access layer called Anorms that uses plain SQL to interact with the database and provides an API to parse and transform the resulting datasets. In this blog, we will be using MySQL as our database.  You need to perform the following steps to utilize Anorm: 1)To start with anorm, you Continue Reading

Mocha- A Rich JavaScript Framework.

Reading Time: 4 minutes When I have started using postman and design my first framework, I have got to know that postman uses Mocha as an internal JavaScript framework to execute and manage the test cases. A few days later I was exploring Cypress.io which also follows Mocha standards for executing and managing test cases. That makes me curious to explore more about Mocha and use its powerful features Continue Reading

Test report for Rest Assured

Reading Time: 3 minutes Test report is generally a communication bridge between test manager and stakeholder. The stakeholder can understand the project situation with test report only. One of the use case will be evaluating the quality using test report. It is because you want to make decisions based on those reports for example if there are number of defects remaining the project, we simply not release the project. Continue Reading

MachineX: Heart Diseases detection using Machine Learning

Reading Time: 4 minutes In this blog, we will be going to see how we can use machine learning and data science to detect or to predict potential Heart Diseases. Introduction Heart disease describes a range of conditions that affect your heart. Diseases under the heart disease umbrella include blood vessel diseases, such as coronary artery disease, heart rhythm problems (arrhythmias) and heart defects you’re born with (congenital heart Continue Reading

Introduction to Appium and it’s Drivers – 2

Reading Time: 3 minutes In the previous blog we discussed different drivers which are supported by Appium. https://blog.knoldus.com/introduction-to-appium-and-its-drivers/ . In this blog we will learn about emulator, and installing GUI version of appium on Ubuntu. Emulator Setup An emulator is a software which uses computer resources to behave like another computer system. Using emulator we can emulate any android device on our local computer system. We can use AVD Continue Reading

UI / UX : An in-depth understanding

Reading Time: 5 minutes What is UI / UX? User Interface (UI) in a layman definition refers to the visual elements, like, screens, pages, buttons, icons, typography, etc. which enables the user to interact with a product or service. User Experience (UX) on the other hand deals with the interaction process of how the user interacts with the product or service. At the basic level, we can say that Continue Reading

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