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Author Archives: Yatin

Yatin
The author is graduated in Electronics & Telecommunication. During his studies, he has been involved with a significant number of projects ranging from programming and software engineering to telecommunications analysis. He works as a technical lead in the information technology sector where he is primarily involved with projects based on Java/J2EE technologies platform and novel UI technologies.

How to Install MongoDB on Ubuntu

Hello, in this tutorial we will see the installation of MongoDB on Ubuntu operating system. Table Of Contents 1. Introduction 1.1 Prerequisites 1.2 Download Ubuntu Operating System 1.3 Download & Install VMware Workstation 1.4 Install Ubuntu on VMware Workstation 2. Installation of MongoDB on Ubuntu 2.1 Adding MongoDB Repository 2.2 Installation of MongoDB Database 2.3 Start and Stop MongoDB Service ...

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MongoDB Collection Example

Hello, in this tutorial we will see a study and understand the implementation of the collection in MongoDB. The idea is to understand how MongoDB works and deploy a highly scalable and performance-oriented database. 1. Introduction MongoDB is a document-oriented NoSQL database used for high volume data storage and provides high performance, high availability and automatic scaling. 1.1 What is ...

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Java 9 Functional Programming Tutorial

Hello, in this tutorial we will learn about the introduction to Functional Programming in Java 9. The idea behind this approach was to combine Haskell programming language in Java. Table Of Contents 1. Java 9 Functional Programming 1.1 All variables are final 1.2 Don’t use global variables (and forget about side effects) 1.3 Use functions as parameters 1.4 Lambda Expressions ...

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Java 9 Immutable Collections Example

Hello, in this tutorial we will see another JDK 9 feature i.e. creating immutable collections in Java. Java 9 brings the long awaited approach for creating small unmodifiable Collection instances using a concise one line code. As per JEP 269, new convenience factory methods will be included in JDK 9. 1. Introduction Before Java 9, it was possible to create ...

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Java 9 Compact Strings Example

Hello, in this tutorial we will learn about the evolution of Strings in Java to Compact Strings. In any of the Java applications Strings are used extensively. I can’t remember a single application where I have not used Strings. So any optimization on String class would affect almost each and every application. 1. Introduction Since Java 9 is coming with ...

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JSF JPA CRUD Tutorial

Hello, in this tutorial I would like to show the usage of JPA (Java Persistence API’s) in a simple jsf application and will demonstrate the following: Schools List Performing database operations using JPA framework Sending & retrieving data to & from a managed bean This example will show the implementation of basic CRUD (Create, Read, Update, Delete) operations and lets ...

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JSF Hibernate CRUD Example

Hello, in this tutorial I would like to show the usage of Hibernate framework in a simple jsf application and will demonstrate the following: Student form Performing database operations Sending & retrieving data to & from a managed bean This example will show how to develop a simple CRUD (Create, Read, Update, Delete) application and lets you manage student’s database ...

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JSF Hidden Input Example

Hello, in this tutorial I would like to show the usage of the jsf inputHidden value tag. The tag can be used to pass temporary data or information provided by the user that should be used again and will demonstrate the following: Form page having hidden field Sending & receiving data to & from a managed bean Displaying the result ...

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JSF Ajax Render Example

Hello, in this tutorial I would like to describe how to send AJAX request to the server, receive the response and update the page accordingly and will demonstrate the following: Ajax enabled input form Sending & receiving data to & from a managed bean Output page to display the result This example will show the implementation of ajax in jsf. ...

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JSF Guess Number Example

Hello, in this tutorial we will be building the Guess Number in a bootstrap enabled jsf application and will demonstrate the following: Application presents user with a page that asks you to guess a number Output page that tells whether the number is guessed correctly or not This example will show the implementation of Guess Number. 1. Introduction JSF allows ...

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