Planet Devs

A Python tool called "sugarcookie" uses Pillow to automatically cut spritesheets into individual sprites based on mask colors and size constraints.

Unable to summarize: no content provided. Title suggests a 2025 year-end review highlighting multiple projects completed.

Linked lists can be enhanced with new capabilities without disrupting the original structure, as demonstrated through building a key/value environment variable collection.

Blog post recaps the year 2025 as it comes to an end.

Memory safety is a property of implementation, not program execution; most definitions incorrectly focus on the wrong aspect of the system.

Modern languages (Go, Rust, Swift, Zig) have converged on a new error handling approach distinct from traditional exceptions, requiring call-site annotations.

Git's HTTP server uses CGI, which doesn't scale well for modern web applications due to performance limitations.

Describes building a resilient parser that collects all errors instead of stopping at the first one, with a warning about infinite loop bugs from not consuming tokens.

The post humorously discusses the perennial debate about whether deploy freezes during holidays help or hurt software development teams.

A humorous Final Fantasy 14 blog post challenges non-players to spot which gaming terms also appear in the Bible.

Blogvent 2025 has concluded. Check out all the December posts from this year's series!

Author developed a bytecode compiler for Unix find expressions, which surprisingly performs better than the tree-walk interpreters used in real implementations.

Claude AI autonomously solved Advent of Code 2025 puzzles using a web browser skill, working independently to read prompts and submit solutions.

Using 32-bit indexes instead of pointers saves memory, improves CPU cache efficiency, and boosts performance by reducing memory bandwidth bottlenecks.

A behind-the-scenes look at creating a nature documentary-style film about developers "working" during the holiday season.

AI has become mainstream foundational technology in 2025, similar to how cloud computing transitioned from experimental to essential in 2010.

The author reflects on 2025 as a transformative year, leaving Sentry to start a company and shifting from hands-on coding to AI-assisted programming.

Markdown-generated HTML blockquotes need proper CSS styling to look good.

Hypothesis can randomly generate schemas (not just data) to test a Hasher class, avoiding false positives from type mismatches like [0] vs [False].

Apps don't always need updates—sometimes software is just good enough as is.