Use React to implement fixed navigation bar and collapsible fixed sidebar pages

I'm trying to implement a page with a fixed navigation bar and a collapsible fixed sidebar using React and chakra-ui components. Below is sample code. import{Box}from"@chakra-ui/react";exportconstApp=()=>{return(<Boxdisplay="flex"><Boxposition="fixed"wi

P粉356361722 2023-08-29 08:43:17 0  1  704

Redo functionality for entity records does not set status correctly

I'm building a mind mapping application using entity records. The data in the application is a tree of nodes and I want to be able to reparent the nodes via undo/redo. The problem I'm facing is that even though the undo operation works fine, the redo operation does not. I recreated my problem in a s...

P粉029057928 2023-09-15 19:27:41 0  1  828

javascript - What does front-end visualization include, and what is the concept of front-end configurable visualization?

After graduating from college, I was working as an intern in a company where the department director gave me a task to write a configurable visual react component. However, I don’t quite understand what this configurable means. I currently plan to use Three .js as the core, to make something similar...

漂亮男人 2017-06-12 09:31:52 0  2  842

javascript - Google Chrome cannot debug breakpoints

As shown in the picture, refreshing the page after setting a breakpoint does not enable debugger. It was possible before and the settings were not changed. Any solution?

天蓬老师 2017-06-12 09:30:23 0  5  1130

How to set the access frequency of the same IP in server apache

How to set the access frequency of the same IP in server apache. For example, if it exceeds 30 times per minute, access within five minutes will be prohibited. Can it be set like this?

给我你的怀抱 2017-05-16 17:01:11 0  1  681

java - spring.mvc.view.suffix configuration does not work in Spring boot

New to Spring boot, I wrote a home method in the Controller to return a homePage view. I thought that when I was in spring-mvc, I could configure suffix to specify the suffix of the access path. After searching, the official website introduced such a configuration, spring.mvc.view.suf...

怪我咯 2017-06-28 09:22:49 0  2  2221

javascript - Object data and accessor configurable and enumerable attributes not true by default?

{code...} {code...}

大家讲道理 2017-06-26 10:58:19 0  3  635

javascript - js implements custom media player

{Code...} Please tell me, why do you need to set duration.innerHTML = player.duration here? Wouldn’t it still work if you don’t set it?

阿神 2017-05-19 10:28:03 0  1  570

Model configuration issues

About model settings. When using multiple applications, the configuration according to the teaching plan does not work. Is there something that needs to be set?

MK 2022-04-27 15:18:16 0  1  1316

Setting session variables using JavaScript in PHP

Is it possible to set PHP session variables using Javascript?

P粉515066518 2023-08-22 00:46:44 0  2  441

javascript - React configured routing·doesn't work

路由配置如下:import React from 'react';import ReactDom from 'react-dom';import Index from './index';import {Router,Route,hashHistory} from 'react-router';import ComponentList from './components/lis...

为情所困 2017-05-19 10:10:34 0  1  554

In Nuxt 3 how to set the global API baseUrl used in useFetch

How do I set the baseUrl used in the global useFetch composable (probably nuxt.config.ts)? How to avoid defining it in every useFetch?

P粉757432491 2023-10-22 18:54:21 0  1  1101

macos - mac comes with apache's www directory 403

1. Setting the directory 755/777 will not work. The default directory may show it's work. 2. The user conf file is also set in the users folder... I just don't know if the format is wrong. 3. The setting of Directory should be correct. Well... 4.localhost and 127.0.0.1 are the same.

世界只因有你 2017-05-16 16:58:28 0  1  500

Vue <script settings> reactivity not working

I'm trying out the syntax in vue and wondering why reactivity isn't working. What's wrong here? <template><button@click="changeButtonText">{{buttonText}}</button></template><scriptsetup>import{ref}from'vue'letbuttonText

P粉029327711 2023-09-05 18:07:35 0  1  405

Can't omit project name when deploying web project?

It is still not possible to omit the project name when entering the domain name. Everything that should be configured is configured, even changing the project name to ROOT, but it doesn't work. Others say that my configuration is correct, but it just doesn't work. I don't know why it is the context ...

天蓬老师 2017-06-12 09:19:58 0  1  886

Why does the title configured on the content page not work?

{"navigationBarTextStyle":"content page"}

大司命 2018-11-15 10:54:25 0  2  1143

apache - Is it possible to achieve the same function without setting up a plug-in in the browser?

Openssh is installed in my router and runs automatically in the router. ssh -D 192.168.1.1:1080 root@vps_ip opens the browser every time I want to access the Internet. Can I use autoproxy's socks5 proxy (192.168.1.1 1080 setting) on ​​the router again? Configure a service without having to...

阿神 2017-05-16 17:00:02 0  1  570

iptables - CentOS下如何限制指定用户只能在指定IP登录？

如题。用 hosts 针对的是所有用户。 貌似可以用配置 /etc/ssh/sshd_config 方式去限制。 貌似也可以配置 iptables 去限制。 但不知哪种方法更好？该如何配置。能否详细讲解？谢谢！

phpcn_u1582 2017-04-24 15:59:43 0  1  804

java - Regarding the issue of class guidance in IDEA, I would like to ask all the experts for help! Still looking forward to an answer! grateful!

Suppose I have a class called AAA in the cn.xxxx.xxxxx.domain package, which has various methods, and then define another class in the cn.xxxx.xxxxx.net package. This class needs to call the methods in the AAA class in the cn.xxxx.xxxxx.domain package. . Is there a setting that allows the idea to...

phpcn_u1582 2017-05-17 10:07:54 0  2  497