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Software Engineering

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

2021
813

From Vim to Emacs in fourteen days (2015)

Yes, my friends, it is true. After more than fifteen years using Vim, teaching Vim, proselytizing about Vim, all the while scoffing in the general direction of Emacs, I’ve seen the light. The light of Lisp… Or something. If, like me, you’re curious enough to give Emacs a try, this post should help you get off the…

817

Fail2ban – Remote Code Execution

Securitum is a pure pentesting company specialising in the security of IT systems. We have experience in performing security audits (including penetration tests) - mainly for financial/e-commerce/industrial sectors. We have performed penetration tests and cyber security services for leading European banks (see…

819

A Random Walk Through Git

This tutorial is an in-depth look at how Git works, performing a lot of sometimes unusual steps to walk through interesting details. You will have to pay attention closely, or you will get lost on the way. But do not despair; you can run this tutorial on your computer, at the speed you want, skip to any step you want…

824

What's in the Box?

Here’s a sentence I find myself saying several times a week: …or we could just box it. There’s two remarkable things about this sentence. The first, is that the advice is very rarely heeded, and in...

825

Code Review from the Command Line

I do the bulk of my code reviews from the command line, especially when reviewing larger changes. I've built up a number of tools and config settings that help me dig into the nuances of the code I'm reviewing, so that I can understand it better than if I were just browsing online.

830

NumPy 1.20

This NumPy release is the largest so made to date, some 684 PRs contributed by 184 people have been merged. See the list of highlights below for more details. The Python versions supported for this release are 3.7-3.9, support for Python 3.6 has been dropped. Highlights are

831

Avy Can Do Anything

Update (2024-09-08): Read this article in Japanese at Qiita or at Emacs-JP. You’re using Avy wrong. Too harsh? Let me rephrase: you’re barely using Avy. Still too broad? Okay, the noninflammatory version: Avy, the Emacs package to jump around the screen, lends itself to efficient composable usage that’s obscured by…

834

Design Issues in LLVM IR

On the whole, LLVM has a well-designed intermediate representation (IR), which is specified in the language reference . However, there are a number of areas where design mistakes have been made. And while the LLVM project is generally open to addressing such issues, mistakes in core IR design tend to be firmly…