Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 3,497 posts.

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2021
1781

Typing Is Hard

Type checking is the process of taking a given program in some programming language and working out whether all variables and expressions have the correct types, i.e. strings are assigned to strings, arithmetic expressions involve only numbers, etc. Some languages also offer type inference , tasking the compiler with…

1784

Loom EGA/VGA Comparison

The original EGA background art for Loom was made by Mark Ferrari . The character art was done by Gary Winnick and Steve Purcell . Gary Winnick designed the sprites and did most of the sprite animation, while Steve Purcell did the larger character portraits and some additional animation. Ken Macklin did the effects…

1786

Fitting a FORTH in 512 bytes

Software is full of circular dependencies if you look deep enough. Compilers written in the language they compile are the most obvious example, but not the only one. To compile a kernel, you need a running kernel. Linkers, build systems, shells. Even text editors, if you want to write the code instead of just…

1793

Onboarding to Elixir

I've worked with a number of clients on Elixir projects and I've onboarded myself, I've been onboarded and I've onboarded others. And compared to my experiences with PHP/Python/Javascript and my limited experience with C#/.Net I have experienced quite a difference.

1794

Some career advice (2019)

One unexpected perk of publishing a book is that folks start to ask you questions about all sorts of loosely related things. One pretty common thread has been around career advice, I’ve written up most of my advice for easier reusability. Some of the ideas are a bit contradictory, which I suspect is the nature of all…