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unsafe.Pointer reinterprets memory and //go:linkname reaches into other packages’ unexported symbols; the linker enforces an allowlist of linkname pulls and prunes unreachable …
weak.Pointer is backed by a per-object special record holding a uintptr handle, which the GC scans as a root but never treats as a strong reference, so the target can still be …
Map iteration picks two random offsets at start-up - one in the table directory, one in the slot space - and every map gets a random hash seed, which together defeat hash-flooding …
DataFusion passes runtime facts between operators through a shared, mutable filter expression with a generation counter and a watch channel, so a hash join can narrow a scan that …
The View type packs a 4-byte length, 4-byte prefix, buffer index and offset into 16 bytes, and inlines any string of 12 bytes or less directly into those bytes.