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...
"use strict"; var digui2 = digui; digui = null; digui2(10); function digui(num) { if (num < 2) { return 1; } else { return num * digui(num - 1); } } I know that arguments.callee can be used instead of function n...
I have seen these two writing methods. Is there any difference? npm install express -g npm install -g express ...
how to click 111or 2222 to switch to the statistical tab this is the code <template> <el-tabs v-model="activeName2" type="card" @tab-click="handleClick"> <el-tab-pane label="" name="...
self-study Mini Program, just getting started, after setting tabBar, I found that the font automatically became smaller, which would not be the case before. The code and display effect are as follows: "tabBar": { "color": "...
fis.match("*.js", { optimizer: fis.plugin("uglify-js") }); copyright such as jquery will be deleted. *! * jQuery JavaScript Library v1.12.4 * http: jquery.com * * Includes Sizzle.js * http: sizzlejs.com * * Copyright...