Best of 2020

The blog posts Hacker News loved most in 2020. 3,290 posts.

Any topic
1922

The Failure of the iPad

Two days ago, ZDNet published this article: Meet the iPad, your work computer: These 10 apps make real productivity possible . These kinds of articles, where writers explain how they use their iPads productively, musicians talk about how the iPad is truly a professional tool, or painters show how they use the iPad for…

1925

Programming Inside a Container

I have a small collection of servers, laptops and desktops. My servers were purchased and configured at different times. By design, they have different hardware and software configurations. I have processors from AMD, Intel, Ampere and Rockchip. I have a wide range of Linux distributions, both old and new. I also…

1948

Lambda Calculus Diagrams (2015)

The following table shows diagrams of identity, the booleans, some standard combinators, some Church numerals, the predecessor function on Church numerals, and Omega. term definition diagram alternative I/1 λx.x K/true λx.λy.x false/0 λx.λy.y S λx.λy.λz.(x z)(y z) Y λf.(λx.x x)(λx.f(x x)) 2 λf.λx.f(f x) 3 λf.λx.f(f(f…