the company is developing a program for network topology and operation, similar to software like Huawei eNSP, Cisco Packet Tracer,H3C H3C Cloud Lab. now we need to do a simulation that can realize the radio radio frequency locally in the PC, and connect...
I really don t know how to generate this MsgId. I have tried to write the following words incorrectly . public function msgId($spid, $sqid) { $timeStr = time(); echo sprintf("%02d%02d%02d%02d%02d%07d%05d", date( m , ...
there is no problem with local packaging and operation. After it is launched, the vkey cannot be obtained, resulting in the failure of playback. At first, I thought it was a network speed problem, so I set the slow3G mode to run locally, and the vkey ca...
what s wrong with not adding this class? Ask for advice ...
problem description axios request data report error 302 the environmental background of the problems and what methods you have tried there is no problem with this interface in my project. I just took it out to make a small demo for myself, but I r...
I use this operation in a loop that is called frequently. I think using String intercepting and BigDecimal will produce a large number of objects, so it s not appropriate what I m doing now is . float total = total; int left = ((int) (to...
system: win10 IDLE:spyder script: use try..except to handle exception problems (the output is not consistent with the case result, I don t know why) -sharp! usr bin python -sharp Filename:try_except.py import sys try: s = input( Enter someth...