PuTTY is the most popular SSH client for Windows. One of the drawbacks of PuTTY, and probably the only drawback, is that every time you open a new connection, you need to start a new copy of PuTTY. So
I recently read in the news that many companies such as JD.com and Alibaba have announced layoffs, which gives people the feeling that the current domestic economic cycle is not as good as before. Com
Division of the electromagnetic spectrum:
1. Very low frequency (VLF) 3 kHz~30 kHz, corresponding to the wavelength of electromagnetic waves is very long wave 100 km~10 km;
2. Low frequency (LF) 30 kH