Handling null values effectively in Java is crucial for developing robust applications. The introduction of the Optional class in Java 8 marked a significant improvement in how Java developers can manage nullability in a more functional style. This guide will explore the Optional class, how to utilize it for null checks, and its benefits over […]
Java API to get Domain Authority and other Moz URL Metrics
Moz is one of the popular platform offering various tools and services for Search Engine Optimization. Keyword Research, Link Building, SEO Audit and Rank Tracking are some of the key services offered by Moz. Services provided by Moz are extensively used by freelancers and Digital marketing companies to analyze and track the performance of websites […]
How to Create Immutable Objects in Java
In Java programming, creating immutable objects is quite important, particularly in multi-threaded applications where data consistency and thread safety are paramount. Immutable objects, once created, cannot be altered. This immutability can lead to simpler, more robust code that is easier to understand and maintain. In this blog post, we will explore the concept of […]
How to configure JaCoCo for Code Coverage in Spring boot Applications
Code coverage is a crucial aspect of software development that helps to measure the effectiveness of testing and ensures the quality of the codebase. In this comprehensive guide, we will explore the concept of code coverage specifically for Springboot applications and delve into the implementation of JaCoCo, a popular code coverage tool for Java projects. […]
Wildcard SSL Certificate Configuration in JBoss
Securing the webtraffic or connection to the servers is of paramount interest for any one who wants to prevent any kind of malicious attacks on their servers. One of the most popular ways to secure the web traffic is to use https. In order to enable https, we have to buy a SSL digital certificate […]
How to check whether a Collection is Null or Empty in Java
Managing collections efficiently is crucial in Java, especially when ensuring they are not null or empty before performing operations. This guide will walk you through how to check if a collection is null or empty using both the Apache Commons Collections and Spring Framework utilities, along with native Java approaches. Before manipulating collections—such as lists, […]
How to Create Cron Expression for Quartz Scheduler
Quartz is one of the most widely used enterprise job scheduler in Java applications. It has got an open source .Net variant as well. As quartz makes use of Cron Expression to schedule the jobs, it’s very important that we learn to create cron expressions to meet our scheduling requirements. Cronmaker.com is one such utility […]
How to Check Free Disk Space in Java
For those who manage file systems and storage in Java applications, monitoring disk space is crucial. Java provides straightforward ways to check free disk space, ensuring that applications handle storage efficiently and avoid issues related to insufficient space. This article will walk you through how to check free disk space in Java, complete with the […]
How to Use JPA 2.1 in JBoss EAP 6.x
JBoss EAP 6.x is based on JEE 6. But as JPA 2.1 is part of the JEE 7 Spec, it will not be possible to directly deploy applications built using JPA 2.1 in JBoss EAP 6.x. However, with the following workaround we can make this possible. You need to include a ‘jboss-deployment-structure.xml’ with the following […]