I send out occasional emails on language engineering with JetBrains MPS. You can read the past emails here or subscribe at the bottom of the page to get new emails delivered straight to your inbox.
Email archive
- My plans for 2024 –
- Automating cascading merges –
- 3 small changes to improve your build scripts –
- Why does my test fail when run from Ant but not when run from MPS? –
- Sample project using MPS-extensions –
- MPS Office Hours in 2023 –
- MPS Platform Docs by Alexander Pann –
- Which directory contains the MPS project? –
- Exit code 137 –
- Measuring code coverage with the MPS build language –
- What is the future of MPS? –
- mps-gradle-plugin version 1.4.0 –
- A fully custom welcome screen –
- Customizing your RCP welcome screen: stripping down even further –
- Customizing your RCP welcome screen: removing unwanted tabs –
- Update on MPS Office Hours –
- Markus Völter on Thinking vs. Coding –
- Avoid strict node casts –
- Migrations: Searching for instances –
- Exploring modelix/mpsbuild –
- Preparing migrations with Git rebase –
- Centering dialogs –
- Another form of escape hatch –
- Adding builtins for an existing language –
- Fixing ugly trees –
- Adding resources to MPS modules –
- NoSuchMethodError –
- Assigning node IDs explicitly –
- MPS plugins vs IDEA plugins –
- Finding examples of MPS features: Link instances –
- Checking for pending migrations –
- What goes where: the basic architecture of MPS projects –
- How to get the current project from anywhere –
- Language design pattern: Escape hatch –
- Poor man's cross-model generation: baseLanguageInternal –
- What is cross-model generation and why do you care? –
- A weird ClassCastException –
- Domain-driven design vs. language engineering –
- Maturity levels of MPS deployment –
- MPS-QA –
- New developments around MPS build tooling –
- Language design pattern: Externalized names –
- Language design pattern: Empty lines –
- Empty lines and comments –
- Getting started with generation in MPS: extracting a generator –
- Focusing on a node in the inspector –
- The migration frustration –
- Run generated code from within MPS –
- Build language tricks: Unpacking JAR files –
- Setting up CI with MPS: self-contained projects –
- Escaping to Ant from the build language –
- Implementing custom tests –
- A better "Recent Projects" menu –
- Removing migrations –
- Extended actions: Making actions findable –
- Extended actions: Combo boxes –
- Extended actions: Checkboxes –
- Making Apache POI work with MPS 2020.3: solving class loader hell –
- Concept not found –
- Why is my project suddenly read-only? –
- Finding all open editors –
- F5 in editor –
- On language design –
- Warnings should not replace documentation –
- Where do I put my JARs? –
- Opening Inspector automatically: Editor extensions –
- Opening Inspector automatically: Selection listeners –
- Opening Inspector automatically –
- Running code in MPS on CI –
- Ambiguous terms: Modules and models –
- Shrinking of absolute paths –
- How do node tests work? –
- Invalid property values –
- What is holding MPS back from being a wild success? –
- Clickable icons in the left editor margin –
- 3358 errors before generation –
- MPSServer and WebEditKit –
- Web-based projectional editing is moving forward –
- Writing an importer: Updating existing nodes –
- Why can I successfully build models with missing imports? –
- Move rarely needed information to the Inspector –
- Polished UI for free: IDEA UI components –
- Subtyping vs inheritance –
- Associating additional information with a node –
- Rendering a node as text –
- Entering enumerations easier with grammar cells –
- Pseudoreferences: emulating references –
- Avoiding merge conflicts –
- Fetching dependencies with Gradle –
- DSLs vs business rules –
- Showing a submenu in the intentions menu –
- Speeding up model checks with Scope Cache –
- Writing an importer: Error handling considerations –
- Two kinds of MPS plugins –
- Making distinctions –
- Changing the concept of a node –
- Finding examples of MPS concepts –
- Writing an importer: Invoking from the editor –
- mpsclean –
- Writing an importer: Adding the action to a menu –
- MPS Coderules: Entering and exiting –
- MPS is not a (relational) database –
- Writing an importer: Action code –
- Writing an importer: Actions –
- Writing an importer: The basics –
- Writing an importer: Introduction –
- MPS Office Hours –
- Making intentions visible –
- Running MPS code from command line –
- Announcing Build Script Notifier –
- More clickable URL links –
- Creating clickable URL links in the editor –
- Use notification balloons instead of message boxes –
- Evolving your language gracefully –
- How to create a TestInfo node for your tests –
- How to get the current MPS project from within the editor –
- Translation vs export –
- Use empty text for empty cells –
- Advanced editors: splitting child collection in editor –
- Get feedback from users with generic comments –
- Dot expressions: hiding inapplicable operands –
- My DSL development process –
- How do I generate language X from MPS? –
- Good and bad ways of exporting DSL models –
- The simplest way to export your data from MPS –
- Who is MPS for? –
- Typesystem vs constraints –
- How MPS collects generators to engage on a model –
- Adding model imports and used languages programmatically –
- Prefer composition over inheritance –
- Build script error: "Cannot find used language in dependencies" –
- Debugging generators –
- Building MPS projects using Maven - a sample –
- Build script error: "Unsatisfied dependency" –
- Build script error: "Dependency on a module not visible from current build project" –
- The simplest way to use MPS Open API –
- Create a MPS concept declaration programmatically –
- Fixing the 'Plugin incompatible with the current [CUSTOM RCP] version' error –