Vala 0.3.4 has been released. Vala "aims to bring modern programming language features to GNOME developers without imposing any additional runtime requirements and without using a different ABI compared to applications and libraries written in C." It offers features such as: interfaces, properties, lambda expressions, local variable type inference, and more.
This release includes: improvements to the D-Bus client and service support, basic support for detailed signals, checking of printf argument types, new bindings, bug fixes, and other changes.
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