writes a simple client and server test function. After calling accpet, server will write the listening socket, and a SIGPIPE will be generated on the server side. excuse me, why is this? ...
I used the timer signal.setitimer, to exit the program after 5s, but failed this is my code: from signal import setitimer, signal, SIGALRM, ITIMER_REAL, SIGKILL import os if __name__ == __main__ : def _exit(*args): print( Timeout &am...
the code is as follows: < H1 > include "apue.h " < H1 > static void sig_int (int); int main (void) { sigset_t newmask, oldmask; pr_mask("program start: "); if (signal(SIGINT, sig_int) == SIG_ERR) err_sys("signal(SIGINT) ...
<template> <section v-show="bool">11< section> < template> <script> export default { data() { return { bool: false }; }, mounted() { }, methods: { aaa() { let that = this; ...
from MyQR import myqr error Users jiao Desktop qr_generate bin python3.6 Users jiao Desktop qr_generate main.py Traceback (most recent call last): File " Users jiao Desktop qr_generate main.py ", line 4, in < module > from MyQR import myqr Fi...
recently, it is not very clear about the implementation of the function of importing local books into the bookshelf. the specific process of this function is: 1. Click Import to read the file manager selected file (here limited to ePub eBook format fi...
node.js: res.render ( index.html , {data:data}) can render the data directly during rendering, but I want to return to the foreground and use the data in the js file, such as js: console.log (data.name), how to access ...
has been used in the reproduction environment. Add links such as links to the packaged index.html directly. ...