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Prem Kumar Karunakaran
Works at Infosys Limited
Lives in Trivandrum
317 followers|367,271 views
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How to Connect to MongoDB from Java
This tutorial is about using Mongo DB with Java. Shows you how to connect, and do CRUD operations on mongodb using Java programming language. Tools and technologies used : MongoDB 2.2.3 MongoDB-Java-Driver 2.10.1 JDK 1.6 or higher Maven 3.0.3 or higher Eclipse Juno Creating the Project We will use maven to create a simple project. …
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This tutorial is about using Mongo DB with Java. Shows you how to connect, and do CRUD operations on mongodb using Java programming language. Tools and technologies used : MongoDB 2.2.3 MongoDB-Java-Driver 2.10.1 JDK 1.6 or higher Maven 3.0.3 or higher Eclipse Juno Creating the Project We will use maven to create a simple project. …
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Spring Batch is a framework from the Spring family that makes processing of batch jobs easier, modular and scalable.  Typical Batch processing programs to processes billions of transactions every day for large enterprises. These can be consolidation of month end sales, correction of errors, price and loyalty corrections, rate adjustments, insurance benefit determinations and so on. Spring …
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ArrayList is one of the most commonly used data type in java.  ArrayList  keeps the data against and index and knowing the index, you can retrieve the value. If you don’t have the index, you have iterate through the array to find the value. ArrayList keeps the order of insertion. But there are situations where …
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Prem Kumar Karunakaran

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Concurrent programming is now a lot easier in java with the introduction of new classes in java.util.concurrent package. The most important classes to focus are Executor Callable Future Before looking into each of the above classes in detail, let us take a quick look at what concurrency is. What is Concurrency Concurrency is a technique …
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Prem Kumar Karunakaran

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This tutorial is about using Mongo DB with Java. Shows you how to connect, and do CRUD operations on mongodb using Java programming language. Tools and technologies used : MongoDB 2.2.3 MongoDB-Java-Driver 2.10.1 JDK 1.6 or higher Maven 3.0.3 or higher Eclipse Juno Creating the Project We will use maven to create a simple project. …
1
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Spring Batch is a framework from the Spring family that makes processing of batch jobs easier, modular and scalable.  Typical Batch processing programs to processes billions of transactions every day for large enterprises. These can be consolidation of month end sales, correction of errors, price and loyalty corrections, rate adjustments, insurance benefit determinations and so on. Spring …
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Prem Kumar Karunakaran

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Very nice playing.
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Concurrent programming is now a lot easier in java with the introduction of new classes in java.util.concurrent package. The most important classes to focus are Executor Callable Future Before looking into each of the above classes in detail, let us take a quick look at what concurrency is. What is Concurrency Concurrency is a technique …
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What is the use of !important in CSS. Is its usage a good idea ?
What is !important in CSS ? Let us try to learn that. CSS ( Cascading Style Sheets) cascade. Browser applies the styles in the order that they are read. Consider the case below In this case, the text inside the span will have green color.  A rule that has the !important CSS directive will always be …
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Some of the top themes on Theme forest use !important unfortunately. I am NOT arguing anything you were saying I am a web designer we are on exactly the same page. But, oftentimes as designers we are forced to use important tags. Another case would be if I was taking over our website from a previous developer who developed it poorly.
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Have him in circles
317 people
Amitabh Cheekoth's profile photo
MANJUNATH BABU's profile photo
Enzo “ZONE” Torregrossa's profile photo
Christiane Gallinat's profile photo
Ramasamy Manthiramoorthy's profile photo
Film Noir Photography's profile photo
Nitish Bhardwaj's profile photo
Momin Moinuddin's profile photo
debkalpo saha's profile photo
Work
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Tech Architect
Employment
  • Infosys Limited
    Senior Technology Architect, present
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Gender
Male
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Introduction
I am a technology enthusiast and loves to write on advanced technologies. I have vast experience in electronics engineering and software engineering. I follow the latest developments in science and loves to write about it.Performed the role of Technical architect in many leading organizations across the globe. I am an Oracle certified JEE Architect.
I am passionate about Java and open source software.In my free time i play violin and listens to music
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Currently
Trivandrum
Previously
Chicago - Calgary
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KidLogger : Monitor your child’s usage of PC, Mac and Mobile
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