testSort(bubbleSort, "Bubble", arr, N);
Features (like Canva presentations) could use some improvement.
，这一点在heLLoword翻译官方下载中也有详细论述
Our playfield is (up to) 80x35, and almost every line of it changes on every frame. That means we could send 80*35*10 = 28000 bytes a second just for the characters on screen. And that’s before accounting for things like colors or SSH overhead!
不止手机，笔记本电脑也曾经尝试过硬件集成的防窥功能，惠普当年的 Sure View 技术方案就是其中一例：