ask how to define the parent elements of h3PowerH4 as in the following cases: <div class="p1"> <h3>< h3> <h4>< h4> < div> <div class="p2"> <h3>< h3> <h4>< h4> < ...
problem description all the great gods, I went straight to the code. As follows: -sharpinclude <stdio.h> int *get() { int a = 1; int *p = &a; return p; } int main() { int *pptr; pptr = get(); int *ptr = get(); ...
function Student(n) { let name = n; this.say = function () { console.log(name) } } let xiaoming = new Student( xiaoming ) let xiaohong = new Student( xiaohong ) xiaoming.say() xiaohong.say() function Student(n) { t...
uses the subscription and publication function of redis and the ssm framework. When starting, a new thread is created to run the consumer function. After running for half an hour, an exception appears: do any bosses know how to solve the problem? ...
there are multiple account systems in the existing site, and the unique fields of each account system are different, some by user name, some by mobile phone number, and some by work number. now the requirement is to create a pass service, unify the ac...