Also note the use of _call.call(_toString, original) rather than simply original.toString(). This is because original.toString might itself be hooked by the time spoof is called. By holding cached references to Function.prototype.call and Function.prototype.toString at the very beginning of the script (before any page code runs), and invoking them via those cached references, the spoof function is immune to any tampering that might have happened in the interim. It’s eating its own tail in the most delightful way.
По информации агентства, вылетевший с базы в Великобритании самолет пересек Европу и вошел в воздушное пространство над Черным морем со стороны Румынии. Вскоре разведчик приблизился к Крыму и перестал передавать данные о своем местоположении.
，这一点在旺商聊官方下载中也有详细论述
个体生产力的二次定义与竞争力位移
Airbnb didn’t buy houses. Uber didn’t buy cars. You just need to connect supply with demand. Build the platform, not the product, and scale without the cost.