as shown in the figure, the following button subcomponents are referenced on the page, the first is online and selected, the second is online unselected, and the third is offline. Whether the button is returned in the online background, only the online ...
I post my code directly: parent component: <v-header :title="title" :menu-display="menuDisplay" :map-display="mapDisplay" :back-display="backDisplay">< v-header> <script> import header from ...
this.$parent.attribute is a undefined problem in vue vue2.9.6 <template> <el-container> <h1>{{say}}< h1><br> <button @click= changeChild >changeChild< button> <child-component ref="child"&...
encapsulates a table component , and the parameters have column header array , which defines the fields to be bound. The problem now is that I need to pass a filter to the table component, passing the filter name of the String type, but how to use t...
In vue, when the account input and password input of the login page communicate between two different components, how to verify the login through axios? do you need to create a new login interface at this time? ...
existing classes that are outside my control class A { public void test () {} } classes under my control class B extends An implements I { public void test () { how to directly execute the default test method of I } } interface I { default voi...
recently I am learning the development of Wechat public platform. The sentence koa2.0,ctx.body = "success " is correctly returned to Wechat at the comment, and the callback function can be executed but cannot be received by Wechat. let fn_getInfo = as...
there is a table to store temperature information for displaying broken lines on the page. The structure is as follows CREATE TABLE `temp` ( `id` varchar(40) NOT NULL, `duuid` varchar(40) DEFAULT NULL, `temp` int(11) DEFAULT NULL, ...
how to apply kubernetes?, which is unlikely to be hosted in the cloud in the traditional financial industry ...
if you want to do a voice broadcast function based on Java, the error mentioned above will occur at the step of new ActiveXComponent ( "Sapi.SpVoice "). You don t know what caused it, and you can t try the solution in other forums. ...