Feb 16, 2014

What is new in JDK 7

Nov 8, 2012

csv-serde for Hive 0.9 and CDH4.1

I have created a new build of csv-serde for Apache Hive. Here is a list of main changes:
  1. Project is completely migrated to Maven
  2. Removed odd dependencies
  3. Required dependencies are embedded into the target jar file
  4. Hadoop and Hive libraries are updated to latest stable versions: Hadoop CDH4.1 and Hive 0.9.

You can download binary package and source code here:

Oct 23, 2012

SyntaxHighlighter is finally configured

I have tried to set up syntax highlighting in my blog several times. Some approaches were working for some time other weren't. Finally I decided to install and configure SyntaxHighlighter.
Here is a link to the official site: http://alexgorbatchev.com/SyntaxHighlighter/
There is a brief and generic description how to set up this javascript library:
Also I have found a number of very old and actually incorrect guides how to integrate Blogger with   SyntaxHighlighter. None of them gave me what I was looking for. So I had to spent a bit more time to figure it out.

Oct 11, 2012

Hadoop Hive: How to keep your data safe

Usually you keep a lot of useful data in your hadoop cluster. You really doesn't want to lose it. Apache Hive is a very useful tool to access and query that data. The schema definition is required for Hive to parse data stored and a files on HDFS. So in a nutshell you have to create a Hive table on top of your files. It is possible to drop this table incidentally. By default all data files will be deleted also. It can cause a great deal of problem to your data warehouse. Unfortunately Hive doesn't have sufficient security to protect you data. On the other hand it has some facilities that could (and should) be used.

Jun 8, 2011

JavaFX SplitPane usage

Так получилось, что API этого полезнейшего компонента был изменен в последний момент перед релизом JavaFX 2.0 Beta. В результате мы получили следующий пример в официальной документации:

Jun 2, 2011

JavaFX vs Java Swing vs AWT

A long awaiting JavaFX 2.0 Beta is finally here. I couldn't help trying it one more time and implemented some very basic application.