New Features in Servlets 3.0

Introduction This article covers most of the important features available as part of Servlet 3.0 specification. Note that the Servlet 3.0 specification constantly keeps changing frequently with the reviews coming in and the features and the API`s mentioned in this article is based on the specification that is available in JCP for public review as of December 2008. This article focuses on the new set of annotations introduced that can be used by developers rather than put the data in the confi...
Published about 05-01-2009 | Rated +4

Questions on Files and Input/Output

Questions on Files and Input/Output: 1) Which abstract class is the super class of all classes used for reading bytes. Select the one correct answer. Reader a)FileReader b)ByteReader c)InputStream d)FileInputStream 2)Which abstract class is the super class of all classes used for writing characters. Select the one correct answer. a)Writer b)FileWriter c)CharWriter OutputStream d)FileOutputStream 3) Which of these are legal ways of accessing a File named "file.t...
Submitted by Mahi | Rated +4

How to stand out from other Java/JEE Professionals?

The developer world is a competitive one, especially these days. It`s difficult to stand out from the pack, but this article will illustrate three different scenarios where you can make yourself shine - at an interview, in your resume and at work. Java/JEE Job Interviews Let’s have a look at a typical Java/JEE Job interview scenario, where a candidate is asked the following popular interview question: Q. What are the two main OO techniques for code reuse? Which one of those two wi...
Published about 14-01-2009 | Rated +3

N. Chandrasekaran to be TCS` CEO as Ramadorai steps down

India`s largest IT exporter Tata Consultancy Services (TCS) will soon have a new name to its top most position as the present Chief Executive Officer S Ramadorai is stepping down from the post. The company`s Executive Director N. Chandrasekaran will reportedly replace him, reported The Times of India. As per the company`s retirement policy, Ramadorai will relinquish executive power as he turns 65 in October. However, Ramadorai will be redesignated as Vice- Chairman for the next ten years and...
Submitted by Mahi | Rated +3

25 Most Dangerous Programming Errors - And How to Fix Them

Today in Washington, DC, experts from more than 30 US and international cyber security organizations jointly released the consensus list of the 25 most dangerous programming errors that lead to security bugs and that enable cyber espionage and cyber crime. Shockingly, most of these errors are not well understood by programmers; their avoidance is not widely taught by computer science programs; and their presence is frequently not tested by organizations developing software for sale. The impact...
Submitted by Mahi | Rated +3

Invoking web services in a way that works

2009/01/26:In this post I will explain how to invoke Web Services from within Eclipse. Just to be clear, I`m not discussing a full blown networking application. For that you would probably use the Eclipse Communications Framework (ECF). It is a simple case: one service that needs to be invoked. On the face of it, it should be very simple. This is Java, which was built for handling XMLs and web oriented tasks. There`s a very popular Web Services stack called Apache Axis2. It is fairly simple to u...
Published about 26-01-2009 | Rated +3

The Object class

The Object class All classes in JavaTM technology are directly or indirectly derived from the Object class. Some of the subclasses of Object class are - Boolean, Number, Void, Math, String, StringBuffer etc. Some of the important methods defined in the Object class are given below. These methods are available to all Java classes. boolean equals(Object obj) - The equals method in Object class returns true if two references point to the same object. Some classes like String and Boole...
Submitted by Mahi | Rated +3

Java in 2008 - What just happened?

As any student of history will tell you, understanding the past yields a better grasp of what`s to come. Many significant events punctuated the year 2008 in Javadom, from the release of Java EE 6 to the JVM Languages Summit to Sun`s recent announcement that it will no longer actively contribute to Swing. Most of these events are interrelated. In hindsight they stand out as bellwethers in a year where Java`s evolution was defined by alternate languages and rich Internet applications. Alternate l...
Published about 31-12-2008 | Rated +2

10 reasons IT certification will be important in 2009

Many technology professionals believe IT certifications reached their peak during the height of the dot-com boom. But such a mindset may well prove shortsighted. The subsequent dot-com bomb led to an exodus of certified technicians from the industry. Then, as the dust settled, IT certifications were reworked. Accreditations were better mapped to real-world needs and expertise. Program flaws were eliminated. Training programs improved. Now, in turbulent economic times, IT certifications will p...
Published about 05-01-2009 | Rated +2

Exclusive interview: Amr ElAdawy Java developer

Amr ElAdawy is a software engineer at Etisalat Egypt in Cairo. Etisalat is an Egyptian Mobile operator, where Amr develops Java enterprise applications for telecommunications & sales. He is a member of a small community that is developing and supporting a web framework called "JSPX". Yet another web framework? Looking into the existing frameworks for developing Java web applications, we found that each requires a lot of knowledge and time before one can become productive with it. We wan...
Published about 06-01-2009 | Rated +2