Reading Time: 4 minutes The world is a stage where all of us are artists. Constant learning is the foundation of success. So here we are going to have a tutorial on GraphQL in which we will see how to create a GraphQL server in Java. Objective We are going to query the details for a specific song from an online platform. Prerequisite Basic knowledge of:– Spring Boot– Java– Continue Reading
Reading Time: 2 minutes In this article, I will quickly describe “What is a Virtual Thread in Java?”
Reading Time: 2 minutes Hi guys, I hope you are doing good. In this blog, we will be talking about one of the core modules of resilience4j: Retry. If you are not familiar with the resilience4j library then you can refer my last blog Bulkhead with Resilience4j. It would be a 2 minutes read. What is Retry in API calls? We use the Retry mechanism to make out the micro-services Continue Reading
Reading Time: 2 minutes Spring IoC container is the core of the Spring Framework.In spring-based applications, objects live inside a spring containerThe container instantiate the objects, wires them together and manages their complete life cycle from creation till destruction.These objects in the Spring IoC container are referred to as beans. What is Inversion Of Control(IoC)? IoC simply means giving control to spring container to create and instantiate the spring beans Let`s say you want to Continue Reading
Reading Time: 2 minutes The world is a stage where all of us are artists. Constant learning is the foundation of success. So, here we are going to learn about a query language introduced by Facebook back in 2015, which is GraphQL. In this blog, we will cover the basics of GraphQL. Overview GraphQL is a query language(that’s what QL stands for) for your API and a server-side runtime Continue Reading
Reading Time: 2 minutes In this blog, I will explain about the advantages of Loom over the current programming callbacks.
Reading Time: 5 minutes In this blog, we will discuss about a utility that allows us to read a Gmail mail body and then extract its content in spreadsheet using Selenium and Java. But before that, we should know about the prerequisites that we will need to set on our machine for the successful execution of the gmail utility. Tools and technologies used are following: Java Selenium web driver Continue Reading
Reading Time: 2 minutes In this blog, we will discuss Proxy Design Pattern, its example, and how it is different from the other design patterns. But, it’s important to have an understanding of the design patterns first. You can refer here. What is a Proxy A Proxy is something that has the authority to do some activity on behalf of the original object. For example, when you are busy Continue Reading
Reading Time: 2 minutes In this blog. we will discuss Abstract Design Pattern, its example, and how it is different from the Factory Design Pattern.
Reading Time: 4 minutes This article talks about the circuit breaker module from resilience4j library.
Reading Time: 3 minutes Hi guys, Let’s discuss the concept of Date and Time in Java 8. Well, it was already there then why again in java 8? That is because previously we have many issues in working. So, there are many improvements in java 8 which we will see here. Advantages over old Date-Time API First, we see how the new API is better than the older one: Continue Reading
Reading Time: 3 minutes Introduction to httpClient and how to use it in real time.
Reading Time: 5 minutes In our last blog, we tried to understand about using the spark streaming to transform and transport data between Kafka topics. After reading that many of the readers asked us to give a brief description of RDDs in Spark which we used. So, this blog is totally dedicated to the RDDs in Spark. So let’s start with the very basic question that comes to our mind Continue Reading
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