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Programming Languages

The most popular blog posts about programming languages on Hacker News. 227 posts.

2013
72

ClojureScript 101

While none of the ideas in core.async are new, understanding how to solve problems with CSP is simply not as well documented as using plain callbacks or Promises . My previous posts have mostly explored fairly sophisticated uses of core.async , this post instead takes the form of a very basic tutorial on using…

84

Racket v5.3.2

_posted by Eli Barzilay_ Racket version 5.3.2 is now available from http://racket-lang.org/ Core Libraries:: The new `math` library provides functions and data structures for working with numbers and collections of numbers. Functions include non-ele...

86

On the Cleverness of Compilers

The “Sufficiently Clever Compiler” has become something of a trope in the Lisp community: the mythical beast that promises language and interface designers near-unlimited freedom, and leaves their output in a performance lurch by its non-appearance. A few years ago, I was young enough to join a research project to…

89

I hate the Pumping Lemma

I hate the Pumping Lemma for regular languages. It’s a complicated way to express an idea that is fundamentally very simple, and it isn’t even a very good way to prove that a language is not regula…