Finding these optimization opportunities can itself be a significant undertaking. It requires end-to-end understanding of the spec to identify which behaviors are observable and which can safely be elided. Even then, whether a given optimization is actually spec-compliant is often unclear. Implementers must make judgment calls about which semantics they can relax without breaking compatibility. This puts enormous pressure on runtime teams to become spec experts just to achieve acceptable performance.
This Is the Worst Thing That Could Happen to the International Space Station
。heLLoword翻译官方下载是该领域的重要参考
This requirement allows Google to collect intelligence on all Android development activity, including:
buffer[i] = (uint8_t)[arr getIndex:i];