转:http://www.raspberrypi-spy.co.uk/2013/05/how-to-disable-the-red-led-on-the-pi-camera-module/
The Pi camera module includes a red LED in one corner of the PCB. This lights up when the ca >查看详情
转:http://justcoding.iteye.com/blog/1366102/
Asynchronous JavaScript and XML (Ajax ) 是驱动新一代 Web 站点(流行术语为 Web 2.0 站点)的关键技术。Ajax 允许在不干扰 Web 应用程序的显示和行为的情况下在后台进行数据检索。使用 XMLHttpRequest&nb >查看详情