normally, the functions used in network programming are ssize_t read (int fd, void * buf, size_t nbyte) ssize_t write (int fd, const void * buf, size_t nbytes) to transmit byte by byte. but usually, a word in Chinese accounts for 2 to 3 bytes, so g...
for example, socket.io cannot be linked under a different wifi (ip address (under the public network). If my computer is connected to the 4G used on the wifi, phone, it cannot be connected (page resources and so on are completely fine, but the socket is...
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backstage, give me a judgment type_name is divided into car dealers and models, car models take car_title, car dealers take title. Could you tell me how to judge in curly braces? this is what I wrote, and I will report an error: <span class="...
when I use the CanDeactivate route guard to handle the operation when leaving from the current route, I will determine whether the data of the current route page is saved, if not, I will pop up a prompt, and then when the user clicks Yes, CanDeactivate ...
let x = 0; true let x1 = 9; true let x2 = 10; true let x3 = 11; false...
items need to add a [hot] sort. make quality content better exposed. there are several scoring criteria. [like] > [download] > [comment] > [Click]. but the sorting algorithm is very difficult for me. for example: contribution score = likes x30 + ...