[eas_cs_seminars] 14th February 2017

[Luca Rossi]

Hi all,

This is just a reminder of tomorrow's talk on "Productivity tools for a
legacy interpreted programming language" which will take place in mb220
from 2pm to 3pm.

Best,
Luca

On Tue, 7 Feb 2017, 15:48 Luca Rossi, <l.rossi at aston.ac.uk> wrote:

> Dear all,
>
> The next talk in the CS seminars series will take place next Tuesday
> (14/02).
> Dr. Anakreontas Mentis will give a talk titled "Productivity tools for a
> legacy interpreted programming language" in MB220 from 2pm to 3pm.
>
> Best,
> Luca
>
> Abstract
> Phoebus Software Ltd is a leading provider of software for the management
> of lending and savings at financial institutions. Phoebus has been able to
> produce high quality reliable software fast with the help of their in-house
> programming language called P4. P4 has features for rapid development of
> complex form-based database-backed applications. However, P4 was designed
> 20 years ago and lacks tools present in modern programming languages such
> as code checkers and IDEs. Moreover, P4 is interpreted and supports code
> changes on-the-fly when deployed. This dynamic nature of the language has
> become an obstacle as the code base has grown very large. We describe how
> we improved the definition of the P4 language and produced a validator
> that, when integrated with an IDE, identifies various classes of
> programming defects while editing a P4 program. In particular, we have
> added a type system to P4 and defined finite-state models for the database
> interaction. We also give an overview of the technology used “under the
> hood”, namely the Haskell functional programming language, the Parsec
> parser library and the Hoopl library for control flow analysis.
>
> --
> Luca Rossi
>
> Lecturer in Computer Science
> School of Engineering and Applied Science
> Aston University
> Web: http://www.cs.aston.ac.uk/~rossil/
> <http://www.cs.bham.ac.uk/~rossil/>
>
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