Code & Cluster
Tuesday, May 28, 2013
Java Concurrency : 10 things every programmer should know
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1. Synchronized Every one knows that synchronized keyword is used to acquire a lock and serialize access to a code block. A lesser known...
Thursday, April 25, 2013
10 reasons for considering the Scala programming language
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Scala programming language has been around for a few years now and its popularity is increasing. Having programmed in Java for many years, ...
Thursday, April 4, 2013
Using HBase Part 2: Architecture
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In this blog, let us take a quick look at some architectural details of HBase. For an introduction to NoSql and HBase, read the followin...
Friday, March 15, 2013
Using HBase
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HBase is a NoSQL database from the hadoop family. The NoSql concept is discussed in my blog at What is NoSql ? HBase is a column oriente...
Friday, February 15, 2013
Hadoop Secondary Sort: Sorting values
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Sorting is a core strength of the Hadoop MapReduce framework. But by default it sorts only the keys. The values for each key are not sorted...
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Wednesday, January 16, 2013
Generics : Array Creation
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How do you write a method to convert a generic collection to an Array ? A naive implementation would be: public static <T> T[] con...
Wednesday, December 19, 2012
JAVA Garbage Collection
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Garbage (GC) collection is the process by which the java virtual machine frees up memory by releasing the memory taken up by objects that a...
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