Spring Boot JpaRepository Example

Hello readers let us delve into understanding the Spring Data JPA module. 1. JpaRepository interface Spring Data JPA provides a…

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Lucene MMapDirectory and ByteBuffersDirectory Examples

Apache Lucene is a powerful search library written in Java. It provides various directory implementations for storing index files, such…

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Java Stream contains, containsAny and containsAll examples

The Java 8 Stream API provides various methods for operating on sequences of elements, such as filtering, mapping, and collecting.…

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Moshi java.time.LocalDate requires explicit JsonAdapter

Let us delve into understanding why Moshi java.time.LocalDate requires an explicit JsonAdapter to be registered. 1. Introduction Moshi is a…

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Java Stream mapMulti() Example

With the release of Java 16, several new features and enhancements were introduced. One such feature is the mapMulti() method…

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How to write JSON to a file using Moshi

Moshi is a modern JSON library for Android and Java, providing a simple API for parsing and serializing JSON. Let…

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How to pretty print JSON using Moshi

JSON (JavaScript Object Notation) is a lightweight data-interchange format that is easy for humans to read and write, and easy…

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Get First and Last Day of Week, Month or Year in Java

The introduction of the Date and Time API in Java 8 brought a significant improvement to how dates and times…

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Filter Nested Collections with Stream in Java

The Java Stream API offers powerful filtering capabilities for elements within a Stream. However, when these stream elements include nested…

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