PostgreSQL 19 release date moves to 19 November: what was cut, what shipped, and how to test the RC
PostgreSQL 19 is now due on 19 November. What was reverted, what shipped, the defaults that change, and how to test your cluster against RC 1.
#breaking-changes
Every article tagged #breaking-changes, across topics.
#breaking-changes articles
OpenCode 2.0 upgrade: what breaks in plugins, permissions and config, and how the new shared service works
What OpenCode 2.0 changes underneath, what breaks on upgrade, and how to rewrite permissions so the agent gets no new powers.
Stalwart 1.0 mail server: what's new, the benchmarks, and how to upgrade from 0.16
Stalwart 1.0 is out: what's new, how its benchmarks against Postfix and Dovecot hold up, and how to migrate from 0.16 with stalwart-migrate.
OpenSSL 4.1.0 released: DTLS 1.3, GREASE, and what breaks when you upgrade
OpenSSL 4.1.0 adds DTLS 1.3 and GREASE and drops the CN fallback in host-name checks. What breaks, how to test it, and which version to run.
macOS 15.8.2 breaks OpenGL: why NSOpenGLView windows go blank, and the workarounds that work
Why macOS 15.8.2 leaves OpenGL windows blank, which apps and builds are hit, how to confirm it, and the workarounds that work.
PostgreSQL 19 delayed to 19 November: what was reverted, what AI review had to do with it, and what to test in RC 1
PostgreSQL 19 now ships on 19 November. What was reverted and why, AI review's real role, and the checks to run before testing RC 1.
Rust borrow checker unsoundness: how a field assignment bypasses Drop's lifetime bounds (rust#164250)
A safe-Rust use-after-free that has compiled since 1.4: how it works, which Drop impls are exposed, and how to close the hole today.
Gemini 4 Argon API: migrating from Gemini 3, the shared 1M-token budget and long decode
What changes when you move to gemini-4-argon: ignored sampling params, no explicit caching, a shared 1M budget and long decode costs.
Python 3.15 is out: lazy imports, UTF-8 by default, and what to test before you upgrade
What Python 3.15 changes for working code: how lazy imports work and fail, the UTF-8 default, frozendict, Tachyon, and an upgrade checklist.
Express isn't frozen: what Express 5 fixed, what it breaks, and when to leave anyway
Express 5 is the default install and Express 4 is heading for end of life. What changed, the upgrades that break quietly, and when to switch frameworks.