InfoQ Homepage Domain Specific Languages Content on InfoQ
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Microsoft Guidance Offers Language for Controlling Large Language Models
Microsoft has recently introduced a domain-specific language called Guidance, to improve developers' ability to manage contemporary language models. The new framework integrates aspects such as generation, prompting, and logical control into a unified process for developers. The inclusion of regex pattern guides ensures the enforcement of formats, allowing for the natural completion of prompts.
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100,000+ Lines of Elm Code in Production: Rakuten Shares Lessons Learnt
E-commerce company Rakuten recently shared its experience using Elm in production for two years. Its codebase spans several applications totaling 100,000 lines of Elm code. Rakuten highly valued Elm’s Functional UI approach, its type system, and the absence of runtime exceptions. However, Elm not being a mainstream language, resulted in less reusable resources on Google search and Stack Overflow.
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New Template DSL Tempura Focuses on Parsing Speed and Size
Luke Edwards recently released Tempura, a lightweight template DSL with fast parsing speeds. Like other static site generators’ templating languages, Tempura also features custom blocks for user-defined template directives. While Tempura’s primary use case is to generate HTML for web applications, it can be used in any context where a template DSL adds value vs. using JavaScript.
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Jolie - a Service-Oriented Programming Language for Distributed Applications
The Jolie programming language recently attracted the attention of developers on Hacker News. Jolie is a service-oriented language that encourages developers to model distributed software as composable services whose orchestration is described separately from communication protocols (SOAP, HTTP, XML-RPC) and deployment architecture. Jolie adopts services as a first-class concept.
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New Haskell-Based Web App Specification Language Released in Alpha
The Web App Specification Language (Wasp) was recently released in alpha to help developers write modern web applications with less code. Just like Elm, Wasp is a domain-specific language written in Haskell. Unlike Elm, which only addresses single-page applications, Wasp also supports multi-page applications. The alpha release leverages a React/Node/Express/Prisma stack.
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Smashtest: New Web App Testing DSL Focusing on Speed
Peter Tesler recently announced the first major release of Smashtest, a new domain-specific language for describing and deploying test cases. Smashtest strongly focuses on improving tester productivity by expressing succintly in the language the repetitive testing chores performed by developers. The new language comes with a test runner which runs tests in parallel, and a REPL.
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On the road to Python 3.8: Assignment Expressions, Merging typed_ast and Multiprocessing Improvement
The first two deployments of the Python 3.8 development branch were released this month, on the road to releasing the final version later this year. The fastest growing programming language as measured by Stack Overflow is starting development on the next major version a few months after 3.8 was released in June 2018. In this news article we will see the major features in this new version to date.
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Microsoft Open-Sources P Language for Safe Async Event-Driven Programming
Microsoft’s recently open-sourced P language aims to make it possible to write safe asynchronous event-driven programs on Linux, macOS, and Windows.
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Racket 6.5 Brings Improved Typed Racket, Faster Iteration, and More
Racket, a multi-paradigm programming language belonging to the Lisp/Scheme family, has reached version 6.5, writes Ryan Culpepper on Racket blog. The new version adds several new features, including improvements to typed/untyped code interaction, faster iteration on hash tables and sets, and more.
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Jenkins 2.0 Beta Available, Adds New Pipeline Build System
Jenkins 2.0 beta is now available which includes a new Pipeline build delivery system using a DSL built on Groovy. That feature and a new user setup process aims to give users most of what the need out of the box.
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Racket 6.3 Brings New Macro Expander, Redex Improvements, and More
PLT Design has announced Racket 6.3, the newest version of its multi-paradigm programming language belonging to the Lisp/Scheme family. Racket 6.3 introduces a new macro expander, an improved Redex DSL, and support for GTK3 among other things.
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Brian Kernighan on Successful Language Design
What makes language design successful? This is the question that Brian Kernighan, among the contributors to the development of Unix and father of Awk, tries to answer in a talk at the University of Nottingham.
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Racket 6.1 Released
PLT Design has released version 6.1 of Racket, its general purpose, multi-paradigm programming language belonging to the Lisp/Scheme family. Racket 6.1 introduces a new way of handling local recursive variable definitions and several other language features.
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InterState: A Language and Environment for Expressing Interface Behavior
InterState is a new programming language and environment aimed at addressing the challenges of writing and reusing user interface code. InterState's creators Stephen Oney, Brad Myers, and Joel Brandt claim in their paper that InterState can help programmers to better understand, navigate, and reuse their GUI components even with complex interfaces involving thousands of objects.
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Nitra: Open Source Language Tooling For CLR
JetBrains recently open sourced Nitra, a set of tooling for working with programming languages on the CLR. Developers can define grammers using Nemerle, which Nitra then uses to build parsers and generate classes to represent and navigate the AST.