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0 votes

505 views

1 answer

vue开发的H5页面想嵌入到app,必须部署到服务器app开发才能使用吗

现在没有服务器该怎么测试...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

349 views

1 answer

reactjs - How to pass the values from different components using React js

I have Three components like Main.js is the parent components Main.js has two different class components ... components are different not having parent and child relationships....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

398 views

1 answer

java - How to bundle/integrate React app in Gradle/Jersey (without any use of spring boot)?

I have a project with a back-end built on Gradle and a front-end built with React. However, I can't find any ... for deployment. If you have some tips or advice, please help....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

500 views

1 answer

el-calendar如何切换渲染指定月份？

为了实现类似这样，点击上边日期选择后切换到对应的月份，求教...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

718 views

1 answer

node.js - How can I serve a static file using Koa?

I want to implement universal links in my project and I need to serve a json via Koa, which is a static file named apple- ... way. What can I do? Thank you very much in advance....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

639 views

1 answer

java 占位符的问题

package main; import com.company.MingLuSpider; import java.io.IOException; public class Main { public static void main(String[] args ... :3053) at java.net.URI.<init>(URI.java:588)...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

602 views

1 answer

请问怎样在前端页面引入地图呢？可以放大缩小的那种

网址：http://www.clevermama.com.cn/blank221.html 如图：...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

689 views

1 answer

DolphinDB如何查询某个symbol字段的所有取值

DolphinDB中想查询某个symbol字段的所有取值，应该怎么操作？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

627 views

1 answer

javascript - Loop json data and display in table inside modal

I am having trouble looping through a JSON object and displaying certain values in a table. On that table, there is a view button ... ="modal">Close</button> </div> </div> </div>...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

647 views

1 answer

app登录接口和session咨询

后台和APP的登录接口一般是分开还是同一个呢？现在还使用session吗？使用session的话app端接口如何处理？如果用JWT的话又无法注销登录，也不好访问的时候自动延续过期时间啊。谢谢各位不吝赐教...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

886 views

1 answer

c++ - Auto-Vectorization of Matrix Addition

I am trying simple matrix addition code to get auto vectorized. float A[100]; float A[100]; float C[100]; int n = ... I do to make it vectorized and what does this remarks mean ?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

789 views

1 answer

jq怎么实现滚动到某标签给它一个class，离开去除这个class

<ul> <li></li> <li></li> <li></li> </ul>...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

923 views

1 answer

pyqt中videowidget设置全屏后，和父窗口脱离

我设计了个播放器界面，使用用videowidget显示视频画面，videowidget部件放置在QMainWindow窗体上然后设置videowidget为全屏时，无意中按下alt+tab切换为其他程序界面时，发现QMainWidow ... ，如何让QMainWindow一起跟随QVideoWidget全屏当我按下alt+tab时，只显示一个程序图标？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

903 views

1 answer

请教.NET POST为空

我是.NET core初学者，现在遇到个奇怪的问题，模拟的服务器接收到的POST永远为NULL，但是debug显示，接收操作是没问题的，因为进入了我设置的断点 private static Dictionary<string, AddRequest> DB = ... } ] } ` ### 请高手帮我看一下问题，自己找了2天，也没看出来具体原因，谢谢...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

Powershell Install-module 卡住不动，下载很慢，有什么方法让他下载快一点吗

如题...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

bash - Read file and run command in zsh

So I generally create job files with a list of commands in it. Then I execute it like so cat jobFile | while read a; do $a; ... 'a' 'b' 'c') or echo $a Thank you for your answers!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

antd inputnumber

antd inputnumber 能不能用formatter 限制输入数字如果是一位数前面加个0呢...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

vue组件内方法抽取问题

有几个组件里都使用了一些方法，都写在methods里了。这些方法里用了很多data里的变量，有很多this.xxx this.yyy this.zzz等等，大概有10个变量。我想把这些方法提出来放到一个js里，然后import到vue组件里。但这些方法内部的变量怎么提取出来呢？都通过传参传进去吗？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.2k views

1 answer

apache kafka - ERROR Failed to handle: Command{statement : This version of ksqlDB does not support executing statements submitted prior to ksqlDB 0.8.0

I had tried creating stream by installing ksql server and client using confluent zip / tar file and it had worked . ... luck about this on internet. Can anybody help with this?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

求一个PHP商品装箱最小化的算法，贪婪算法？

现有php订单商品列表数组如下： $goods = [ 20200702024 => [ "name" => "LP-雨伞", // 商品名称 "bar_code" => "20200702024",// 条形码 "quantity" => "3", // 数 ... 装3个就满了，但是它有8个，也要拆开放下一个箱子 5 使用PHP语言，这个算法应该如何写？...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.5k views

1 answer

有没有方法可以监听到电脑弹出下载文件的窗口后，点击下载，可以监听到文件有没有下载成功？

问题如标题---------...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

节流函数为什么，点击无效，监听窗口大小却有效？

网上抄来的节流函数两种触发方式一种是window.onresize = throttle(resizehandler, 100, 500); 第二种是<div class="cm-btn sub cp" ... ().getTime()); } window.onresize = throttle(resizehandler, 100, 500);...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.3k views

1 answer

flutter 如何调用子widget的方法。

写了一个下拉菜单[dropdown],内部有两个方法：现在需要在引用[dropdown]的widget中手动关闭菜单。请问下有什么方法可以从父widget操作子widget。...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.6k views

1 answer

vue项目写两套代码做移动端与pc端

vue项目中匹配不同的设备跳转不同的页面(pc端跳转pc端的文件，移动端跳转移动端对应的文件),如何在适配移动端的情况下，不影响pc端的布局？...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.4k views

1 answer

vue3项目中数组变化的更新问题

<div :class='["tab-item", menu.isShow === 1 ? "tab-item-on" : ""]' v-for='(menu, idx) in menuList' :key='idx'> <div class="tab- ... 用ref创建响应式数组，则无法使用数组的方法如map filter等请问各位大神有何高见？？？...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.5k views

1 answer

After opening port as inbound rule in windows firewall, i can't see the connection in netstat

In firewall, I added port 443 as inbound rule as TCP, for all domains, with the green checkmark appearing after. I run ' ... I just want port 443 to be listened to on my local....

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

3.4k views

1 answer

java - Mapstruct: Ignore some elements of a collection based on the value of one of their fields

I have these beans: public class Company { private String name; private List<Address> addresses; ...some other fields... } ... is true. Is there a way for me to achieve that?...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.0k views

1 answer

Readin a line from console c++

I am new to c++ and I am a bit lost here! I am trying to read the following line * - 6 + x -6 - - 9 6 * 0 c ... at the next iteration I am getting 6, I need to get "-6"! any help!...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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