Code: <script> function Dog(){} var dog = new Dog(); var dog1 = Object.create(dog); console.log(dog1._proto_); console.log(Object.getPrototypeOf(dog1)); < script> ...
uses axios, in a new typescript project in vue-cli3.0, so it introduces in main.ts. import axios from axios ; Vue.prototype.$axios = axios; axios.defaults.baseURL = http: 192.168.1.225:8088 ; error is reported in vue file this is the metho...
I would like to ask why the last instance2.test result in the following set of prototype chain code is h _ 1, br, h _ 2, h _ 3, and h _ 4? hasn t an h5 already been push before ? ...
previously, custom token was used to distinguish realm login operations, but now there is a need that the exits of the two realm do not affect each other. However, when both realm login operations are performed, no matter which realm performs the exit op...
problem description Local read-write separation uses spring s aop, which has only one library locally and multiple libraries online. the environmental background of the problems and what methods you have tried there is no problem with the local u...
for example, what if you continue to rely on packA in composer require packA, packA? cannot be infinitely recursive, so how does it deal with it? think about it casually, and if you have a boss who knows, you will have trouble to solve the problem....
item is a digital currency quotation query APP. the previous architecture is: front-end-- php-- (mysql)-- nodejs-- exchange API. What the exchange provides here is the webscoket interface, which is stored in the database after receiving the data throu...
problem description I created a child route and then jumped the rotor route. It was good to come in for the first time, but reported document is not defined 404 as soon as it was refreshed. related codes Please paste the code text below (do...