Java regular expression for username
1. Overview This article is about for Java Regular Expression for username. While working with the application development username regular expression is very common, so it’s inspired us to provide…
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Spring boot without parent pom
1. Overview In this article, we learn how we can include or configure maven dependency without parent pom. In some organization might have their own parent pom so we can…
Spring @ConditionalOnResource Example
1. Overview Spring framework makes our very easy work to creating beans and accessing those beans in teams of scopes as well. But so many times we need to create…
Spring Data JPA delete query
1. Overview This article is about to delete query in Spring Data JPA or we can say how to delete records using spring JPA in SQL as well as No-SQL…
NodeJS JSON WebService With MongoDB
1. Overview In this article, we will look into database connection with MongoDB along with JSON web service by using an example. Nowadays, most of the developers focus on fast…
Elastic Search PUT Mapping Example
1. Overview Elastic Search is near real-time search engine based on Apache Lucene. Elasticsearch provides a more useable and concise API, scalability, and operational tools on top of Lucene’s search…
Spring data JPA where clause
1. Overview This article is about to learn spring data JPA where clause, In SQL or NoSQL where clause use for filter the records from the table, for example, we…
Spring data JPA tutorial
1. Overview Spring Data JPA is an implementation of Java Persistence API for data storage and retrieval and this article is about to provide a detailed explanation of spring data…
Spring boot Gson and Jackson tutorial
1. Overview Gson and Jackson both are the very powerful and popular libraries to convert Java Object to JSON and vice versa. This Spring boot Gson and Jackson tutorial aims…
Spring Gson custom date or long format
1. Overview In this article, we will learn Spring Gson custom date format or we can say how to convert Date to Long, Date to custom format, Date to specific…