If you want to edit or modify PDF or form on Ubuntu, you may find LibreOffice is a good tool to try before investigating other tools. Simp...

Follow the following steps to install JDK 1.7 on ubuntu server: 1. Based on your linux architecture, download the proper version from Ora...

I just faced a problem while trying downloading the source code of some of test jars. You just need to specify "test-sources" into...

I did not find a way to install VMWare player on Ubuntu 13.04 - 64 bits. But, I found an archived site having a VMWare player 6.0.0  for ub...

This is not a new post, it is based on Michael G. Noll blog about Running Hadoop on Ubuntu (Single Node) I will go through the same steps,...

Introduction We talked about Strings operations in the last article, now we will talk about more tips on performance tips, we will talk...

String Operations There are some performance tips for String manipulation in java, one of them is the concatenation operation. Concat...