# Threaded Interpretive Languages by R. G. Loeliger

Hacker Approved page: https://hackerapproved.com/p/threaded-interpretive-languages/

2 people recommended Threaded Interpretive Languages by R. G. Loeliger in Hacker News comments and none criticized it, November 2025 to October 2026. It was recommended in 2 of 12 months, in 2 threads. It does not meet the Hacker Approved badge rule.

1 of the 2 people who recommend it commented in one thread, “Revisiting "Let's Build a Compiler"”.

**Verdict:** Recommended for its coverage of how threaded interpretive languages are designed and implemented, by two commenters who cite it as a useful reference.

Summary written by Claude from 2 comments.

## Why people recommend it

- Covers design and implementation of threaded languages (1 comment in the sample): "R. G. Loeliger Threaded Interpretive Languages Their Design And Implementation" ([source](https://news.ycombinator.com/item?id=46240597))
- Helped a reader understand threaded languages (1 comment in the sample): "thanks to a book "Threaded Interpretive Languages" by R.G. Loeliger" ([source](https://news.ycombinator.com/item?id=47378329))

## Other programming books people recommend

- [Crafting Interpreters by Robert Nystrom](https://hackerapproved.com/p/crafting-interpreters/): 55 recommend, 0 mixed, 4 criticize
- [The Pragmatic Programmer by Hunt and Thomas](https://hackerapproved.com/p/pragmatic-programmer/): 25 recommend, 3 mixed, 1 criticize
- [How to Design Programs by Felleisen, Findler, Flatt and Krishnamurthi](https://hackerapproved.com/p/how-to-design-programs/): 15 recommend, 1 mixed, 2 criticize
- [Working Effectively with Legacy Code by Michael Feathers](https://hackerapproved.com/p/working-effectively-with-legacy-code/): 14 recommend, 1 mixed, 1 criticize

## The badge

A product earns the Hacker Approved badge when at least 10 people recommend it, recommenders outnumber critics at least 2 to 1 (mixed feelings count toward neither side), it was recommended in at least 4 of the 12 months and in at least 5 different threads, and no single thread supplies more than half of the people who recommend it. Health and money products are never badged.

## Cite as

Hacker Approved, "Threaded Interpretive Languages by R. G. Loeliger", https://hackerapproved.com/p/threaded-interpretive-languages/ (2 recommend, 0 mixed, 0 criticize; Hacker News comments, November 2025 to October 2026).

Counts updated 2 Nov 2026, with data through October 31, 2026.