Java getResourceAsStream vs FileInputStream
Reading files is a common task in Java development, and understanding the various methods available can help us choose the most appropriate one for our use case. This article will explore three...
View ArticleProtocol Buffers gRPC Differences
As software development evolves, the need for efficient data serialization and communication between services becomes increasingly crucial. Protobuf (Protocol Buffers) and gRPC are two technologies...
View ArticleUsing Java Streams to Determine Max and Min Dates in a List
Java Streams offer a powerful way to perform operations on collections of data. When working with a list of objects that contain date fields, we may need to use a Java list stream to find the maximum...
View ArticleDefine Multiple Repositories With Maven
Apache Maven is a powerful build automation tool primarily used for Java projects. It simplifies the process of managing project dependencies, builds, and documentation. One of Maven’s key features is...
View ArticleGuide to FileWriter vs BufferedWriter
In Java, writing data to files is a common requirement, and the choice of the writer class can significantly impact performance. FileWriter and BufferedWriter are two popular classes used for writing...
View ArticleResolving PostgreSQL JSON Type Mismatch Errors in JPA
When working with PostgreSQL and Java Persistence API (JPA), you might encounter a common error related to JSON data types. This error often appears as: PSQLException: column is of type json but the...
View ArticleSpring HTTP Clients: RestClient, WebClient, RestTemplate
Spring offers several HTTP clients to interact with RESTful services. This article delves into RestTemplate, WebClient, and the newer RestClient, comparing their features, strengths, and weaknesses to...
View ArticleSpring AI Image Generation from Text Example
In today’s rapidly evolving technological landscape, integrating artificial intelligence (AI) into applications has become a key driver for innovation and efficiency. Spring AI Project is a powerful...
View ArticleShow Every File on a Remote Server in Java
When working with remote servers, it is common to need to interact with the file system, such as listing files in a directory. In Java, several libraries allow us to establish an SSH connection and...
View ArticleJava Array Minimum position – Finding the min element
Operations on arrays are essential, and we might need them in any application. Sometimes, they’re hidden behind more convenient interfaces like Collections API. However, this is the basic knowledge we...
View ArticleBeyond Java Serialization: Exploring Alternative Approaches
Java Serialization, while a convenient tool for object persistence, has its limitations and potential drawbacks. In this article, we’ll delve into the reasons why you might want to reconsider using...
View ArticleWhat’s New in Spring Boot 3? 5 Must-Have Features
Spring Boot 3 marks a significant milestone in the world of Java development. Packed with innovative features and enhancements, this latest version offers developers a more efficient, productive, and...
View ArticleUnescape HTML Characters in Java
HTML entities are special characters reserved in HTML that need to be represented by a specific code. For instance, the less-than symbol “<” must be represented as “<” in HTML. When working...
View ArticleUsing Apache POI to Extract Column Names From Excel
Apache POI is a powerful library that allows developers to work with Microsoft Office documents, including Excel files. Let us delve into understanding how Apache POI can be used to extract column...
View ArticleGetting Started with Spring AI
Integrating artificial intelligence (AI) into applications is becoming necessary for businesses looking to stay ahead. The Spring Framework in the Java ecosystem brings AI capabilities to the forefront...
View ArticleJava Remove All Characters Before Specific One Character
When working with strings in Java, we may encounter scenarios where we need to remove all characters before a particular delimiter or character. Fortunately, we can accomplish this task using various...
View ArticleGetting the Insert ID in JDBC
When working with relational databases in Java, it’s common to perform insert operations and then retrieve the ID of the inserted record. This is especially important when dealing with auto-incremented...
View ArticleMaven Spotless Plugin for Java
Maintaining a consistent code style across a project is crucial for readability, collaboration, and long-term maintainability. The Maven Spotless Plugin is an excellent tool for enforcing code style...
View ArticleSpring Cloud Gateway: A Practical Approach
In the realm of microservices architecture, a gateway serves as a unified entry point for multiple microservices. It acts as a central point of control, routing requests to the appropriate services and...
View ArticleJava Array: Count Distinct Elements Frequencies
In programming, one common task is counting the number of times a specific element appears in an array. This is a fundamental problem that can be solved in multiple ways depending on the language and...
View Article