problem description the front end sent me a video in base64 format. How should I convert it to the folder path ...
where is the crash log for ie? ...
have you ever encountered the click event of the app embedded vue page @ click, and then the route jump this.$router.push did not respond. Click on the event, that is, this.$router.push can not jump, the this.$router.replace method does not respond, with...
how can this level be changed? ...
have you ever used a friend of laragon? I use laragon to feel that there is no pseudo-static function, or I can t find it? if you do not set the automatic virtual machine, the configuration of the virtual machine will be deleted when the software sta...
writes a ripple component, and then is used on the reservation button . The click event of the reservation button is invalid in Firefox, and there is no response to the click. other browsers are normal . ...
use ThinkPHP5.0 to have a file namespace namespace WxPay; there are three classes a, b, c, in this file. I cannot introduce by using use WxPay a; . according to the rules of TP, the class name should be the same as the file name, but this ...
manually built php+apache+mysql+phpmyadmin development environment, it is possible to test the connection between PHPinfo and MySQL after building, but it is impossible to open phpmyadmin when typing localhost phpmyadmin index.php in the web page. The h...
in the same namespace namespace WxPay; there are three files a, b, c in this folder, all written in the same namespace A file how to instantiate a class in a b file. There are two classes in the b file ...
Mini Program uses canvas to draw pictures. You can t draw QR code pictures on iphone, but ordinary pictures can. You can do it on Android. Has anyone met ...
I m learning that the default cache driver for Symfony,Annotation is Symfony Component Cache Adapter PhpArrayAdapter , and now I want to set it to Symfony Component Cache Adapter , but I don t know how to modify it in the yaml conf...
as shown in the picture, these codes are the SDK files of Wechat. How to block the error messages on the full screen like PHPStorm the error message is the thrown object must be an instance of the exception < H2 > < H2 > I m using ThinkPHP ...
want to know how you locate the bug in the production environment. I see many friends say to add a log, but which location is more appropriate for me? I remember that in an interview, an interviewer kept asking where it would be appropriate to add a dia...
this is the case now. Simple business logic can be written, framework can also be used, composer components will also be called, equivalent to only can spell building blocks, but not building blocks, programming head and tail can see clearly, but intern...
follow the online tutorials to configure, the server also opens port 21, and the server has ftp software Pure-Ftpd (not configured) ...
want to use input to enter the time (format 00:00). If you fill in 8:45, fill in 0 before, and fill in automatically in the middle:, now there are more than one after: the front does not automatically fill 0 <div class="layui-inline"> ...
< html > < body > <?php for ($i=0;$i<10;$iPP) { echo <div>< div> ; } ?> <hr> <?php for ($i=0;$i<10;$iPP){?> <div>< div> <?php }?> < body > < html >...
Pictures can only be used in the content of picture and text messages in Wechat official documents, and video and audio are not mentioned, but the backend of Wechat public platform can upload videos manually. Who knows this problem? ...
the code in es6 wants to print an error function* add(){ yield "hello"; yield "world"; return "encoding"; } let ad=add(); console.log(ad.next()) console.log(ad.next()) console.log(ad.next()); console.log(1) ...
how does js get the address of locally uploaded video? Implement local preview of uploaded video files. ...
import React, {Component} from react ; import {Menu, Dropdown, Icon} from antd ; const handleClick = () => { console.log(this); }; const menu = ( <Menu onClick={handleClick} onSelect={({item, key, selectedKeys}) => { con...
problem description there is an electronic compass on the hardware. After being disturbed, I need to calibrate it so that it points north correctly. I used the ellipsoid fitting method, but the success rate is not high, so I can t judge whether the c...
recently writing a player, now there are two window classes, one is QMainWindow class: SImplePlayer, is my video window; the other is playlist, QDialog class, I want to drag the video window, that is, my SimplePlayer window, my playlist can move, what s...
the code is as follows: destroyed the html structure, resulting in style errors, how can I modify so that the outermost div does not occupy the html tag? ...
problem description want to drag and drop the sibling element into a parent-child element, try the slot slot, but find that the slot is fixed and the drag-and-drop dynamic generation is not successful. I d like to ask you what you think? ...