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Software Engineering

The most popular blog posts about software engineering on Hacker News. 1,517 posts.

2021
1027

Modern Text Features in R

ragg has taken a major leap forward in text-rendering capabilities with the latest releases of systemfonts, textshaping, and ragg itself. This post will go into detail with what is now possible and how it compares to the build in devices.

1029

Decompressing a Gzip File by Hand

2024 Update: Part 2 is out! Let’s make a gzipped file and see what’s in it. We’ll keep it simple: just write 8 ‘a’s to a file. $ echo "aaaaaaaa" > test.out $ xxd test.out 00000000: 6161 6161 6161 6161 0a aaaaaaaa. As we can see, our file is 9 bytes long. We have 8 ‘a’ bytes written, plus a Line Feed (LF) character…

1034

A Data Pipeline Is a Materialized View

Say you run an online book store and want to build a data pipeline that figures out who the top-selling authors are. Logically, the input to the pipeline is a log of every individual book purchase on the store for all time, along with details about each book like who authored it. And the output is a list of the…

1036

Fuzzy Name Matching in Postgres

The page "Falsehoods Programmers Believe About Names" covers some of the ways names are hard to deal with in programming. This post will ignore most of those complexities, and deal with the problem of matching up loose user input to a database of names.

1037

HATEOAS: An Alternative Explaination

In this essay, Carson Gross explores HATEOAS (Hypermedia as the Engine of Application State), explaining how it enables REST APIs through hypermedia responses and contrasting it with modern JSON-based APIs. Using clear HTML examples, Carson demonstrates how HATEOAS allows clients to discover available actions…

1040

Git as a NoSql Database (2016)

Git’s man-pages state that it’s a stupid content tracker. It’s probably the most used version control system in the world. Which is very strange, since it doesn’t describe itself as being a source control system. And in fact, you can use git to track any

1046

A brief introduction to esoteric programming languages

This is the companion reference for A Brief Introduction to Esoteric Languages, my lecture for a friend’s college class. The video should be legible to other viewers, and the material here should be (mostly) understandable without watching the video. The Esolangs Listed roughly in order of appearance in the talk, with…