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"cat readme.txt" is not safe if you use iTerm2
Turning "cat readme.txt" into arbitrary code execution in iTerm2.
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 455 posts.
152
Gleam doesn't compile to Erlang source anymore
News post: Gleam v1.19.0 released!
153
Python 3.15
The official home of the Python Programming Language
154
Fearless SIMD v1.0
Fearless SIMD v1.0 is here
155
AI coding has made CI a bottleneck, so we reworked ours to keep up
We cut PR wait time and running costs by rethinking CI as a system, from the infrastructure underneath it to how work gets scheduled and tests get parallelized.
156
Apple rejected my dictation app for using the accessibility API
Apple rejected WhisperPad under Guideline 2.4.5 for using the accessibility API to paste transcribed text. After an appeal that ended in another rejection, I split it into two versions — a compliant one on the App Store, and the original auto-paste version, direct.
157
Bringing uv and ty together
Experimental uv-ty integration enables first-class support for Python scripts on the CLI and in the editor, and a unified uv check command.
158
I’m leaving Redis for SolidQueue
Rails 8 eliminates Redis from the default stack. Learn how SolidQueue, SolidCache, and SolidCable replace Redis for job processing, caching, and real-time updates—powered entirely by PostgreSQL. Explore the true cost of Redis, how SolidQueue works, when it scales, and how to migrate from Sidekiq to a simpler…
159
Android CLI: Build Android apps 3x faster using any agent
News and insights on the Android platform, developer tools, and events.
160
GitHub Copilot code review will start consuming GitHub Actions minutes
Developers and engineering teams worldwide use GitHub Copilot for high-quality, agent-powered code reviews on every pull request. We understand that any change is significant to our customers, especially when it…
161
Muse Ember: Our smallest, most efficient model
Muse Ember is our smallest and most efficient model, designed for complex reasoning execution and the work agents repeat all day.
162
GCC 16 has been released
This page is a "brief" summary of some of the huge number of improvements in GCC 16. You may also want to check out our Porting to GCC 16 page and the full GCC documentation .
163
Building a TUI is easy now
How we built and shipped a terminal UI for Hatchet in 2 days using Claude Code, the Charm stack (Bubble Tea, Lip Gloss), and a tight feedback loop.
164
RISC-V is now officially supported by CPython
I’m happy to announce that RISC-V platforms are now officially supported by CPython. 🎉 🚀
165
From Supabase to Clerk to Better Auth
The perils of logging in
166
Harness engineering: Leveraging Codex in an agent-first world
By Ryan Lopopolo, Member of the Technical Staff
167
A walk through of the DeltaNet family of linear attention variants
Guide to the DeltaNet Family of linear attention mechanisms.
168
We rewrote our Rust WASM parser in TypeScript and it got faster
We rewrote our Rust WASM Parser in TypeScript - and it got 3x Faster
169
Threat actors expand abuse of Microsoft Visual Studio Code
Jamf Threat Labs uncovers North Korean hackers exploiting VS Code to deploy backdoor malware via malicious Git repositories in the Contagious Interview campaign
170
Cursor Introduces Composer 2.5
A substantial improvement in intelligence and behavior over Composer 2, particularly on long-horizon agentic tasks.
171
Scaling long-running autonomous coding
We've been experimenting with running coding agents autonomously for weeks at a time.
172
Squeak 6.1
These release notes are optimized for viewing inside Squeak, as they contain a lot of interactive examples. On this page, interactive links open in SqueakJS, which is a browser-based Smalltalk VM with some limitations. For the best experience, download Squeak and read the release notes there.
173
What are skiplists good for?
An exotic data structure and a whole lot of JOINs.
174
“Stop Designing Languages. Write Libraries Instead” (2016)
I had a friend tell me recently that all programming languages seem very similar to each other. They all have variables, and arrays, a few loop constructs, functions, and some arithmetic constructs. Sure, some languages have fancier features like first-class functions or coroutines, but he doesn't consider himself an…
175
Zig v0.17.0
Zig is a general-purpose programming language and toolchain for maintaining robust , optimal , and reusable software.
176
Parallel agents in Zed
From the Zed Blog: Run multiple agents at once, in the same window.
177
ClojureScript Gets Async/Await
We’re happy to announce a new release of ClojureScript. If you’re an existing user of ClojureScript please read over the following release notes carefully.
178
Many SWE-bench-Passing PRs would not be merged
We find that roughly half of test-passing SWE-bench Verified PRs written by recent AI agents would not be merged into main by repo maintainers. A naive interpretation of benchmark scores may lead one to overestimate how useful agents are without more elicitation or human feedback.
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Node.js needs a virtual file system
Node.js now has a virtual filesystem. Learn why VFS matters for testing, sandboxing, Single Executable Apps, and running generated code directly in me