Changelog Interviews – Episode #645
The Roc programming language
with Richard Feldman, creator of Roc
Jerod chats with Richard Feldman about Roc – his fast, friendly, functional language inspired by Richard’s love of Elm. Roc takes many of Elm’s ideas beyond the frontend and introduces some great ideas of its own. Get ready to learn about static dispatch, platforms vs applications, opportunistic mutation, purity inference, and a whole lot more.
Featuring
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Notes & Links
Chapters
| Chapter Number | Chapter Start Time | Chapter Title | Chapter Duration |
| 1 | 00:00 | This week on The Changelog | 01:12 |
| 2 | 01:12 | Sponsor: Retool | 01:59 |
| 3 | 03:11 | Start the show! | 04:37 |
| 4 | 07:48 | Elm | 05:37 |
| 5 | 13:25 | Evolution | 03:57 |
| 6 | 17:22 | Static dispatch | 07:28 |
| 7 | 24:50 | Not self-hosted | 03:58 |
| 8 | 28:48 | General purpose | 02:15 |
| 9 | 31:03 | Platforms and apps | 04:17 |
| 10 | 35:20 | Implementing platforms | 02:56 |
| 11 | 38:16 | Sponsor: Fly.io | 02:45 |
| 12 | 41:01 | Roc vs Go speed | 03:49 |
| 13 | 44:50 | Oportunistic mutation | 03:08 |
| 14 | 47:58 | ARC PTSD | 03:43 |
| 15 | 51:42 | Maybe no, Result yes | 08:53 |
| 16 | 1:00:34 | Purity inference | 04:15 |
| 17 | 1:04:49 | Purity overload | 03:42 |
| 18 | 1:08:30 | Distribution | 01:32 |
| 19 | 1:10:02 | Downsides | 06:00 |
| 20 | 1:16:02 | Sharing code | 03:10 |
| 21 | 1:19:12 | Versioning | 03:06 |
| 22 | 1:22:18 | Roc and LLMs | 02:16 |
| 23 | 1:24:33 | New lang optimism | 04:40 |
| 24 | 1:29:14 | Best Roc experience | 01:25 |
| 25 | 1:30:39 | Community | 00:40 |
| 26 | 1:31:19 | Now or later | 01:19 |
| 27 | 1:32:38 | Connecting | 00:22 |
| 28 | 1:33:00 | Strange Loop! | 00:44 |
| 29 | 1:33:44 | C'est la vie | 00:25 |
| 30 | 1:34:10 | Closing thoughts | 01:45 |