Short Note about HDFS

Why do you need HDFS (Hadoop Distributed Files System)? If the amount of data is small and place on your computer is enough for this, then you do not need distributed file system. But if you like to process a large amount of data, which is not possible to save on one computer, then you need to think about distributed file system.

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Word Tree in Java and JavaScript

There is a technique to visualize the text, which is called Word Tree. Here is a simple implementation in Java and JavaScript using SWT (Java Library), D3 (JavaScript Library), and XulRunner. The version can be used with 64bit Windows. You can download the application and source code here: AllText v. 15.06.21 License: GPL v3

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