JavaFX 2.1 examples on Linux x64

JavaFX 2.1 Developer Preview for Linux has been released recently, unfortunately only for 32bit architecture. But what about x64? Well, I have Ubuntu x64 10.04 LTS and it also works :D! Here are the tips to run BrickBreaker example, which comes with JavaFX SDK examples. To download...

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JSF 1.2 download file link with managed bean

Recently I had to use in one of my JSF projects a download link for binary file from server. I didn't want to use my own servlet class, but instead just managed bean. I have done it several times before, but I always forget the proper code :) So here it is, maybe someone will find it useful ;) ...

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Automatically reload log4j configuration

I have been using Log4j for a while and IMO it is one of the greatest libraries to trace your application behaviour. Yet, I used to have this recurring problem, when I wanted to change logger configuration, my application was running and I couldn't restart it to reload loggers. But then one day I have found a solution, which turned out to be very simple and provided out...

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Bash Shell in Java: error=24, Too many open files

Bash Shell in Java: “Cannot run program ”/bin/bash“: java.io.IOException: error=24, Too many open files”. If you happen to see above error in your logs, there is a simple solution to fix this. It is only a matter of few lines in your code. Recently i have faced a problem as in the title. I was using JAVA's ProcessBuilder class, which allows to use bash shell and its...

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Eclipse with CUDA

Writing small programs in CUDA could be done simply in any text editor. But as I was working on slightly bigger application, I tried to find good IDE, which allows to develop applications with CUDA support. Unfortunately I was working on Ubuntu so I couldn't just use Parallel Nsight, which comes as a plugin for Visual Studio only. I have tried different IDEs, but Eclipse was...

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