Under what circumstances will recvfrom return Invalid argument? I have set the last two parameters to nullptr , but this still happens . the general process is as follows: class socketTCP { public: ... private: int fdTCP; int fdUDP; }; b...
can the front-end H5 JS or browser receive udp packets? How did it happen? How does the server push messages to the web web side through udp? It s UDP _ Is there any case or Demo? from the Great God?...
I have a server for user information authentication. After the authentication is passed, the user information is pushed to the ACG online user group. The packet protocol uses the radius protocol and is pushed to the UDP 9999 port of ACG. Now the pushed u...
use Vue to build a Web website for single-page applications. Now there is a need to be able to monitor the data transmitted by another application through UDP. Is there any good way to implement it? browsers can only use google, to thank you for browsing...
Why did the request lose the packet, and how to verify whether the packet was lost? ...
how does RT, understand that the TCP IP protocol is data flow oriented and the UDP protocol is Datagram oriented? ...
I developed my own app, if it uses a drop-down refresh. Be sure to initialize the current page page to 1 and empty the data list. Then retrieve the data list. If the user triggers a drop-down, the effect of the page display is to go blank and instantly d...
my colleagues claim that the three pieces of code are different, and my perception is the same (packaging). But neither of us found the relevant documents. what are the similarities and differences of the following three codes 1 export { default a...
def fun (a,b): try: c = a b except Exception as ex: logging.error(ex) return c ask the master to answer whether the return to this function is an irregular programming method, because the function may return "None ", so how to be...
the scroll bar can be displayed when refreshing by default. It is no problem to click on the first round of the three tab pages, and the return point scroll bar will not show the page. references to nicescroll s latest cdn html code are all written ...
after svn downloads the code, import the idea, configuration project and run it with the following message: Libraries: tried methods: 1, download the project again, reconfigure, and run again. 2. Clear the idea cache and restart. 3. Compile files...