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Mudassir Shahzad | November 21, 2017

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java

Stop Wasting Money On WebLogic, WebSphere, And JBoss Application Servers

June 6, 2014 |

Use Apache Tomcat. It is free.

I don’t understand why firms spend millions of dollars on Java application servers like Oracle Weblogic or IBM WebSphere Application Server. I get why firms spend money on Red Hat JBoss — they want … Read More

Java Versions, Features and History

May 12, 2014 |

This article gives you a highlight of important features added in every major Java release. I am sure you will find it interesting. Read More

What are Jax-RS, Jax-WS and Jax-B ?

April 24, 2014 |

Nowadays, different systems are inter-connected by using webservices. One system provides a webservice and one or more systems consume it and vice versa.

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Composition vs Aggregation – Explained simply

January 8, 2014 |

Often, I here about an interview question being asked that is “What is composition and aggregation ?” Or “What is the difference between composition and aggregation ?”

And trust me if you don’t know already, a lot of people (sometimes experienced developers) get stuck on this question.

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How To Send HTTP Request GET/POST In Java Using Apache Client

December 25, 2013 |

Apache provides an HttpClient library using which we can send get and post requests to a server. Another method for http requests is provided by the Standard HttpUrlConnection API provided java but in this article we will use the Apache HttpClient library for GET and POST requests.

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SOAP Vs RESTFul for Mobile Services – Which one to use ?

November 7, 2013 | | 2 Comments

Overview

Many enterprises are creating mobile applications for their internal staff, for their customers, or both.  These applications need access to data, business rules, and business processes.  For architectural and security reasons these applications are typically built to access remotes services that provide the data and functionality that are required by the users. Read More

Why main method is static in Java

June 21, 2013 |

This is one of the basic question asked in interviews or in gatherings of professionals.

So here we go,

Main method is static in java because

 

This is just a convention. In fact, even the name main(), and the arguments passed in are purely convention. Read More

How To Send HTTP Request GET/POST In Java

June 18, 2013 | | 3 Comments

A brief Introduction

 

Client server architecture requires two parts as main resources:

  1. Client and
  2. Server Read More

Deadlocks in Java – How to avoid

April 18, 2013 | | 16 Comments

Deadlocks in Java is one of the tough categories in which interview questions are asked about multithreading, asked more at a senior level and with lots of follow up questions, though question looks very basic but most of developer get stuck once you start going deep.

The question might start with “What is deadlock ?” Read More

Why use NHibernate ? Advantages of NHibernate

April 12, 2013 |

An Object relational mapping (ORM), as shown from the name, is used to map the objects to a relational database. Now, to clarify, by relational database we mean a database with relations(tables) and mapping an object means doing the necessary configuration so that we can automatically save the object as a whole(in the db). Read More