We are entering the summer, the perfect time to improve yourself, you could go running or swimming, you could learn a new foreign language or perhaps you could learn to program. Self-learning is not as hard as it sounds, and it’s much easier than self-learning Spanish or French. There are really wonderful sources to start learning these new languages, understanding the concept behind programming and giving it a try with some interesting problems.
Customers use a wide variety of technologies for communication and expect the companies they deal with to do the same. This means the same message may need to be sent to a mailing list, a Twitter account, an IRC channel, and a Facebook page. To make this easier, developers can use the Broadcast library for Ruby or its .NET clone, nBroadcast.
Source: InfoQ article