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MySQL Server Tutorial

1. Introduction MySQL is one of the most used SQL databases in many of the world-enterprise applications due to its ability to manage transactions and the ACID-behaviour which is built into its core. One of the reasons MySQL is so popular is due to the easiness it provides for its usage and its related commands. In the open source web application ...

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Spring @Required Annotation Example

Spring framework provides a method-level annotation which is applied to the bean property setter methods for making the setter-injection mandatory. This tutorial will explore the Spring-specific @Required annotation. 1. Introduction 1.1 Spring Framework Spring is an open-source framework created to address the complexity of an enterprise application development One of the chief advantages of the Spring framework is its layered ...

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Java Adapter Design Pattern Example

1. Introduction to design patterns A design pattern in Java is a defined implementation pattern for developing classes and objects. A design pattern provided the base to develop an architecture that reduces redundancy in the code and improves the manageability. There are numerous design patterns defined in Java. They are primarily categorised in the below categories: Creational design patterns: The ...

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Git Edit Commit Message Example

In this post, we present a Git Edit Commit Message Example. 1. Introduction Performing a commit operation in Git is not something to be taken lightly. Suppose we unintentionally apply the wrong commit message. Are we doomed? Fortunately, we can edit the message after the fact. In this example, we will demonstrate how to edit a commit message when the ...

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Spring @Autowired Annotation Example

Spring framework provides autowiring of beans using the XML configuration but the developers decided to go a step ahead and provide the autowiring annotation. This tutorial will explore the Spring-specific annotation (i.e. @Autowired) that will automatically inject the dependent beans. 1. Introduction 1.1 Spring Framework Spring is an open-source framework created to address the complexity of an enterprise application development ...

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JBoss WildFly NetBeans Example

1. Introduction In this example we will download and install the JBoss WildFly application server. We will integrate it with NetBeans so that we can manage it from NetBeans. Finally, we will develop a web application and deploy it on the server to demonstrate the successful integration. 1.1 JBoss WildFly In 1999, Marc Fleury implemented the EJB API from J2EE ...

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Java 8 Convert Instant to LocalDateTime Example

In this post, we feature a comprehensive Example on Java 8 Convert Instant to LocalDateTime. First we will learn about Java Instance and LocalDateTime class and then how to convert an Instant object to LocalDateTime. 1. Introduction First we will have a look at the Instant class. java.time.Instant This class models a single instantaneous point on the time-line. This might ...

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JAX-WS Client timeout Example

1. Introduction In this post, we feature a comprehensive Example on JAX-WS Client timeout. Java API for XML Web Services (JAX-WS) specification was introduced in 2005. There are several tools that implement JAX-WS specification: JDK (since version 6), Apache CXF, Apache Axis, JBossWS, IBM WebSphere, and Oracle Weblogic. There are two common timeouts in client-server architecture: Read timeout –  the timeout while waiting for the data from ...

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MongoDB Elasticsearch Tutorial

1. Introduction NoSQL, as Techopedia explains, “is a class of database management systems (DBMS) that do not follow all of the rules of a relational DBMS and cannot use traditional SQL to query data. A NoSQL database does not necessarily follow the strict rules that govern transactions in relational databases. These violated rules are known by the acronym ACID (Atomicity, ...

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MySQL Command Line Tutorial

MySQL is one of the most used SQL databases in many of the world-enterprise applications. It is one of the most used databases due to its ability to manage transactions and the ACID-behaviour built into its core. One of the reasons MySQL is so popular is due to the easiness it provides for its usage and its related commands. If you ...

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