open-source

Is Hadoop a good open-source project to join?

I've been learning Java for the last 2 months with a Core Java book. Now I want to write something real, but at first I decided that I need to improve my knoweledge about algorithms and data sturctures so I'm currently reading a book on that. I want to join an open-source project which is mature enough to learn from it but is still gro...

Is license information of a project's dependencies required when releasing a maven project as open source?

I am about to release a project I have been working with for some time as open source, but before I release it to the wild I want the code to be licensed properly. The project has several dependencies, on e.g. Jetty and Spring, and uses Maven for dependency management. Now, my question is: do I need to care about and/or add license infor...

Add on or tools for SQL Server

Like for .NET we have some special tools/framework/open source like Entity framework, log4net, various open source tools and projects.. Do we have similar kinds of add on's/tools/software for SQL Server [which is free, of course] ? I am a .NET developer and this is my first deep step to sql server, till now I have worked only on SP,View...

How to handle APK signing for Android in an FOSS project?

Hi, I'm working on an open source project for android and am wondering whether there are any best practices (or at least well-argued hints) on how to manage the private key for signing the APKs. On the one hand, the key should be secured, on the other hand, at least the members of the core team should be able to create "official" relea...

HFT / UHFT Programming Platform

Hi, Any body who wants to join in developing HFT platform in Java which is user friendly. Many of the platforms available are not that great. This could be released as a opensource project. Please respond if interested. Suminda ...

Which database would best suit the following needs?

I am trying to work out the best database(s) considering the following requirements: The bulk of the data is "document" style, with specific common fields that will be indexed. There needs to be joining across these indexed fields. However, the data in the indexes is heavily hierarchical, i.e., graph. A specific example is the hierarch...

Particle library

Hello, maybe someone knows a good crossplatform particle library? I know Pyro particle library, but it's not crossplaftorm and free. There is also Magic Particles (Probably, the best version I need) but there is only theoretical possibility to make a port on Linux. ...

Need an open source php based inventory / basic accounting system

Hi guys I'm looking for an open source inventory management system for a small store. Basically they require the following features: Product inventory management pricing of products supplier details customer details basic accounting services managing purchase orders managing sales reciepts etc print reports on a periodic basis Someth...

Trouble in installing the openinviter

How to fix the installation error in openinviter? While installing openinviter i get the following error "Unable to write stats. /var/www/open/openinviter_stats.sqlite is not writable" Screenshots of the error: 1. http://bit.ly/9gK8Nr ...