audio there is a download function when opens controls , you can export audio files by clicking the download button, but can be triggered by js? recently, when I was reading a novel, I suddenly thought that it was a bit inconvenient to move while ...
the first search is that the data can be rendered normally, but there is a problem with the second this pointing I have tried to define a variable and pay this to this variable, but it still doesn t work <el-select v-model="seller&...
the first search is that the data can be rendered normally, but there is a problem with the second this pointing I have tried to define a variable and pay this to this variable, but it still doesn t work <el-select v-model="seller&...
embed tag embedded video, select the right-click menu there is no copy option, why, is there any solution http: iwebad.com case 7736.html can take this video as an example ...
how to implement this layout with css. The height of the parent element is not fixed, and it adapts itself according to its contents. ...
using vue to animate the shopping cart, I made a simplified version of demo : https: codepen.io jacktown pen JwWPrx to describe the problem. balls in data is the corresponding data of div that is used to realize animation. Use v-show to sw...
I wrote the code according to the official website, but every get request appears GET undefined 404 I have no idea why get undefined ...
I am a rookie. I have a doubt about the following code. The code is as follows: function showPrimes(n) { nextPrime: for (let i = 2; i < n; iPP) { for (let j = 2; j < i; jPP) { if (i % j == 0) continue nextPrime...
with a learning attitude, I would like to ask if I want to do a full-text search function for my blog, such as brief Book, Baidu, not only the title, but also the content, matching the same keywords and highlighting the keywords. Whether this function s...
now there is such a requirement as follows: blue box pop-up window binds the onmousedown (pc) ontouchstart event through the vue custom instruction to achieve free drag and drop. question: there is another slider module in the descendant nod...
A requirement of our company is to set different subdomains for different modules. For example, the home page for renting is rent.test.com, and the home page for buying a house is sale.test.com, but for a nuxt project, the root path can only correspon...
take a look at the following example: this.$refs.tableCsv.exportCsv ({) quoted:true, separator: ,= , filename: , }) quoted means to add double quotation marks separator added = according to other netizens introduction = "00001 " csv file w...
Today we encountered a problem: webpack packaging hash remains the same, but every time you add mode, you can pack hash and change it. Why output = { path: outputDir, filename: [name].js?[hash] , chunkFilename: [name].j...
after testing, you will be asked whether to turn on notification on chrome, but there is no notification of the arrival of the message. In Firefox, 2345 has a notification effect. 2345: 5.0 (Windows NT 10.0; WOW64) AppleWebKit 537.36 (KHTML, like Gecko...
here s the thing. I want to make a broadcast I first upload three pictures in the cloud WXML but unfortunately I can t find the API of the search file in the official document . how can I fulfill my requirements ? ...
Hello, everyone. I am a rookie who has just taught myself JS for a few days. The question is very childish, please give me your advice. requirement: a clock that is updated every second, such as: 08-21-21-29, with zeros in front of the digits. my ide...
similar projects: jweet A transpiler from Java to TypeScript JavaScript java2typescript Java To TypeScript Transpiler I myself, not on behalf of you, ah, I hope to write web programs in the future. I don t need two editors to come back and cu...
HTMLCollection NodeList(,) document.querySelectorAll()Element(), (),NodeList,HTMLCollection? html: <div id="parent"> <div id="child"> <p class="PElement">Hello <p class="PEleme...
requirement is that when someone sends a message, if I am operating another desktop program, I want to know that there is a message. ...
uses iview-admin as the front-end template. I don t know much about the front-end. Currently, I want to request the data to be updated to the chart through api, but the echart in iview-admin seems to have been instantiated and the data cannot be changed...
use functions to query SELECT CATALOG_ID, PARENT_ID, getParentList (1519644122048414430) FROM t_knowledge_catalog; how do I pass the CATALOG_ID of each row of data to the getParentList function to find out different data for different ...
in the process of learning jQuery, using the following simplest $.get () script, after debugging on Firefox, we found that the http request was successful, the response status was 200, and there was a normal response body, but the alert method was not ...
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I can see such a way to prevent page refresh close in the project. I can know what it will achieve in the end, but I can t understand how it is written. search the web for Object.assign () to find out that objects are used for merging ( example )....
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