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Software Engineering

The most popular blog posts about software engineering on Hacker News. 679 posts.

2011
241

Learn Perl in about 2 hours 30 minutes

Perl is a dynamic, dynamically-typed, high-level, scripting (interpreted) language most comparable with PHP and Python. Perl's syntax owes a lot to ancient shell scripting tools, and it is famed for its overuse of confusing symbols, the majority of which are impossible to Google ...

246

Why developers should be force-fed state machines

This post is meant to create more awareness about state machines in the web application developer crowd. If you don’t know what state machines are, please read up on them first. Wikipedia is a good place to start, as always. State machines are awesome The main reason for using state machines is to help the design…

262

Reminder: "Broken gets fixed, but shitty lasts forever"

A while back, it came to my attention that ruby's net/https implementation had an insecure default: not verifying TLS certificates (OpenSSL::SSL::VERIFY_NONE). I wrote an article about it for RubyInside, and helped @geemus fix the issue in his excon gem. Despite this being an incredibly serious security issue, nobody…

269

Designing command-line interfaces

There are few articles on the design of command-line interfaces (CLIs), even if plenty of articles on designing graphical user interfaces (GUIs) exist. This article is an attempt at presenting some of the most important guidelines for CLI design.