it is said that Internet developers try to not to use foreign keys , so what does the here mean by not using foreign keys ? 1. The meaning here is clear: No foreign key constraints . For example, when deleting data in one table, if you want to casc...
I found that both Alipay and Wechat have notify_url this variable. what is the function of it, please? ...
< H2 > question background: < H2 > Mobile h5, the child component is introduced into the parent component, now you need to render the child component with v-for, click on each child component to jump to the corresponding contact s chat page. It was o...
use the react-navigation component, how to dynamically set the default page initialRouteName for routing, is that after opening app, the user does not log in and the login page is displayed by default. If the user is logged in, open app to display ...
currently the loading component is used directly through axios s interceptor, showing when sending the request and hiding when the response comes back but for example, if there are multiple requests, the loading is hidden when the first request is re...
https: github.com xxxx under this user, there are several warehouses, test1 test2 project mirror, etc. git clone https: github.com xxxx test1 can pull the contents of test1 if I need to pull all the contents under the test1 test2 project mirror ...