[table][tr][td]When I was chatting with my friend, he told me that there is a way to swap the contents of two variables without the need for an intermediate variable. At first, I thought this method w
[p=null, 2, left][color=rgb(51, 51, 51)]The application scope of waterproof LED switching power supply in the field of public lighting is becoming more and more extensive. In actual application, this
[i=s]This post was last edited by Bingqi23 on 2015-11-26 22:55[/i] I was training in the conference room today. It was freezing cold in the middle of winter, and the air conditioner was out of service