NumPy 2.5 eig returns complex numbers even for real matrices—the release note's workaround loses the imaginary part

The NumPy 2.5.0 release notes state that the return values of eig and eigvals will always be complex, and that ...

Claude Code's Bash grep returns fewer results in allowlist-style .gitignore repositories when the repository root is passed as an absolute path—Measuring ugrep behavior …

The grep command in Claude Code's Bash tool, when used in a repository with an allowlist-style .gitignore, fails to include ...