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Software Engineering

The most popular blog posts about software engineering on Hacker News. 419 posts.

2024
276

Porting to GCC 14: C language issues

The GCC 14 release series differs from previous GCC releases in a number of ways . Some of these are a result of bug fixing, and some old behaviors have been intentionally changed to support new standards, or relaxed in standards-conforming ways to facilitate compilation or run-time performance.

278

Half My Life with Perl

I had never met Randal Schwartz before, but when I reached out to him about contributing to year 25 of the Perl Advent Calendar, he immediately agreed. This year I wanted to try some new things and Randal suggested giving a Perl-specific talk which he had given once before, but which was lacking in recording quality…

281

APL at Volvo

Hercules is a system used by the Volvo Car Corporation (Volvo) for planning car production. Its main output is the monthly Master Production Schedule (MPS) – a detailed plan on how many cars are to be produced per market, factory and week during the following 13-15 months. Migrating such a comprehensive and vital…

282

Deno 2

Our next major version of Deno combines the simplicity, security, and performance of Deno 1 with full Node and npm backwards compatibility, and much more.

283

IntelliJ GitHub Plugin leaking credentials

A new security issue was discovered that affects the JetBrains GitHub plugin on the IntelliJ platform, which could lead to disclosure of access tokens to third-party sites. The issue affects all IntelliJ-based IDEs as of 2023.1 onwards that have the JetBrains GitHub plugin enabled and configured/in-use.

290

The Practical Guide to Scaling Django

Most Django scaling guides focus on theoretical maximums. But real scaling isn't about handling hypothetical millions of users - it's about systematically eliminating bottlenecks as you grow. Here's how to do it right, based on patterns that work in production.

291

Executing Cron Scripts Reliably at Scale

Cron scripts are responsible for critical Slack functionality. They ensure reminders execute on time, email notifications are sent, and databases are cleaned up, among other things. Over the years, both the number of cron scripts and the amount of data these scripts process have increased. While generally these cron…

293

JEP 483: Ahead-of-Time Class Loading and Linking

Improve startup time by making the classes of an application instantly available, in a loaded and linked state, when the HotSpot Java Virtual Machine starts. Achieve this by monitoring the application during one run and storing the loaded and linked forms of all classes in a cache for use in subsequent runs. Lay a…

296

It's not just you, Next.js is getting harder to use

I wrote a blog post the other day about how Next.js Middleware can be useful for working around some of the restrictions imposed by server components. This led to some fun discussions in the world about whether this was a reasonable approach or if Next.js DX was just... bad. From my perspective, Next.js’ App Router…