I have seen a shopkeeper look unhappy on many occasions when a customer asked them for a QR code or bank account details to pay VND5,000-10,000 (20-40 U.S. cents). A store near my house recently ...

We would think that cashless payment would be quick and convenient, but it has created longer waiting lines at the gas station near my house. The station added POS devices a couple of months ago, to ...

[导读]最近要做一些和软件无线电方面的研究，所以得学习一下LabVIEW的基本用法。虽然很久以前也用过NI的采集设备，但是当时的G语言程序都是NI帮我们做好的，所以什么也没学会。 今天我试着编写了一个简单的程序，用LabVIE 最近要做一些和软件无线电方面的 ...