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The most popular blog posts about software engineering on Hacker News. 1,420 posts.

2017
241

What's Functional Programming All About?

There are many descriptions floating around the internet, trying to explain functional programming in simple terms. Unfortunately, most discuss details only loosely related to functional programming, while others focus on topics that are completely irrelevant. So of course, I had to write my own!

248

Unicode is hard

In the last couple of months, I've been seeing the ú symbol on British receipts. Why? 1963 - ASCII In the beginning* was ASCII. A standard way for computers to exchange text. ASCII was originally designed with 7 bits - that means 128 possible symbols. That ought to be enough for everyone, right? Wrong! ASCII is the…

250

Some excerpts from recent Alan Kay emails

Most of the funding of research efforts I've been involved in since ARPA-Parc have been with various profit making companies -- Atari, Apple, Disney, HP, SAP, Infosys, etc. And there have been various kinds of compromises involved. And some good work on smaller scales did get done. Others of my colleagues in the…

255

The Incredible Growth of Python

We recently explored how wealthy countries (those defined as high-income by the World Bank) tend to visit a different set of technologies than the rest of the world. Among the largest differences we saw was in the programming language Python. When we focus on high-income countries, the growth of Python is even larger…

256

Glob Matching Can Be Simple and Fast Too

Here’s a straightforward benchmark. Time how long it takes to run ls ( a* ) n b in a directory with a single file named a 100 , compared to running ls | grep ( a.* ) n b . Superscripts denote string repetition and parentheses are for grouping only, so that when n is 3, we’re running ls a*a*a*b in a directory…

268

Shutting down CodePlex

Almost 11 years after we created CodePlex, it’s time to say goodbye. We launched CodePlex in 2006 because we, like others in the industry, saw a need for a great place to share software. Over the years, we’ve seen a lot of amazing options come and go but at this point, GitHub is the de […]

269

Lisp Quickstart

George Mason University’s Department of Computer Science advances research and education in artificial intelligence, cybersecurity, robotics, software engineering, and other computing fields. As part of Virginia’s largest public research university, the department connects researchers and students with government…