Core Java
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Checking if a File is Empty in Java
Hello. In this tutorial, we will take a look at the different approaches to Checking if a File is Empty…
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Get Partition Count for a Topic in Kafka
This guide provides step-by-step instructions on how to retrieve the partition count for a specific topic in Apache Kafka. Kafka…
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The Vector API in Java 19
Hello. In this tutorial, we will take a look at the Vector API in Java 19. 1. Introduction The Vector…
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Difference Between Boolean.TRUE and true in Java
Hello. In this tutorial, we will understand the distinction between Boolean.True and true in Java for the proper utilization of…
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Adding One Month to Current Date in Java
Hello. In this tutorial, we will explore the different Date packages in Java and do a simple example of adding…
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Mapping Default Values to Null Fields in Jackson
This article aims to provide a comprehensive understanding of how to handle null fields or missing values in JSON strings…
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Convert Java Array to Iterable
In this article, we will explore different approaches to convert a Java array to an Iterable object. We will cover…
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Boolean.TRUE vs. true in Java
In Java, the boolean data type represents a value that can be either true or false. The two most commonly…
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Wanted but Not Invoked in Mockito
Hello. In this tutorial, we will talk about Mockito in Java testing and explore the “Wanted but Not Invoked” error.…
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Java String Convert toLowerCase Method
Hello. In this tutorial, we will talk about string manipulation (i.e. toLowerCase) in Java programming. 1. Introduction String manipulation is…
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