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858 views

1 answer

各位中午好，想问下微信小程序有办法做到识别公众号二维码吗

各位中午好，想问下微信小程序有办法做到识别公众号二维码吗...

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

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889 views

1 answer

lifecycle - How to detect killed app at recent app in flutter?

I want to know how to detect when user clean MyApp in recent app. I also read same title this, but it doesn't detect killed app... There is any way to this in flutter?...

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

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727 views

1 answer

r - Looping over a list and get new variables

I am total newby to R and want to apply a specific function to a list of data.frames. The dataframes contain rows completely ... == 0) You would help me a lot :) Best, Kathrin...

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

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868 views

1 answer

npm install git局域网安装怎么指定下载分支目录

package.js dependencies": { "wx_webappframework": "git+http://192.168.1.201:7093/r/WX_WebAppFramework.git" } 配置安装主 ... //192.168.1.201:7093/r/WX_WebAppFramework.git#h5master/wx 不可以...

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

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1.1k views

1 answer

Bind data to checkbox in angular material table using formcontrol. Data is available as list of true,false values

HTML <ng-container matColumnDef="view"> <mat-header-cell *matHeaderCellDef mat-sort-header>View</mat-header-cell> < ... table(view column) according to values of view list....

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

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766 views

1 answer

flutter使用按dp偏移的相对定位动画应该用什么组件？

现在用的是Transform(transform: Matrix4.translationValues)，但是不会自动响应动画值，需要手动监听动画值变化或者套AnimatedBuilder，只好自己封装了一下看文档官方是有一套可以自动响应动画值的Transition系列组 ... 小的倍数偏移感觉这种基础的东西官方应该会有组件，是我没找到吗，还是说没有？...

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

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979 views

1 answer

vue 实现中英文虚拟键盘

因项目需要，需要一个可以切换中英文的虚拟键盘，网上找了没找到对应的插件或者组件，特来请教各位大神...

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

0 votes

944 views

1 answer

java - API to save an entity is not working, status 415

I'm working on the backend of a Web App using Java. I need to create an API that allows to save a project ... error 415 Unsupported Media Type. Do you have any suggestion? Thanks!...

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

0 votes

917 views

1 answer

js中使用递归，取出后台返回的深层嵌套json中的动态key和value

如上图所示为后台返回的数据，是一个多层嵌套的json数据，前端将调用此接口返回的数据存入了result变量该json中存在动态的key，如图中绿色标识我想要取出部分值用于组件中显示，而这些动态key所对应的值不方便按照xxx.key的形 ... 返回数据，但是kk为空数组（如92行所示）请问这里是哪儿出了问题，为什么没能取到值呢，kk为什么会为空？...

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

0 votes

1.6k views

1 answer

dependencies - Multiple level nuget dependency c#

We're facing dificulties trying to make nuget install dependencies of dependencies. We publish custom nugets to an Azure Artifacts ... a dependency of A when i try to install it....

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

0 votes

1.4k views

1 answer

vue怎样修改标题 <%= htmlWebpackPlugin.options.title %>

这么改报错 // vue.config.js module.exports = { configureWebpack: config => { config.devtool ='source-map' ... \_logs2020-05-28T06_54_26_317Z-debug.log Process finished with exit code 1...

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

0 votes

1.7k views

1 answer

Content-disposition meaning in http headers

I'm reading a book which explains some stuffs about Http headers. I found the following: Content-Disposition: form- ... filename field represent or what is its meaning ? Thanks...

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

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1.7k views

1 answer

recursion - How to use return inside a recursive functions in php

Here is my question I am trying to create a random bar code for my application, I want to check if that code is ... I need to know what is wrong with the supplied code. Thanks...

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

0 votes

1.9k views

1 answer

数组原生方法中第二个参数thisArg无效问题

以every为例运行结果如下，为什么this指向没有改变...

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

0 votes

1.8k views

1 answer

vue中:style样式绑定为什么不起作用？

请问下为什么变成80px没有折叠起来呢？...

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

0 votes

2.8k views

1 answer

java 泛型设计

这里的@是什么关系，和泛型设计什么关系呢？...

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

0 votes

4.5k views

1 answer

[抖音小程序] 扫二维码跳转到抖音小程序指定页面

Hi,我是一名抖音小程序新手开发者，我需要做一个功能，用户在抖音内扫描一个二维码，就会打开抖音小程序，并跳转到小程序指定的页面。在以前我做过微信小程序相关的功能，只需配置二维码跳转规则即可。在抖音小程序中，我该怎么做，谢谢 >_< tmd一堆跟风垃圾小程序...

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

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3.2k views

1 answer

megamenu error backend magento 2 how to solve?

I am using the magentech medisine theme for magento 2.3.6, when trying to make edits to menu items, for ... your help since already thank you very muchenter image description here...

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

0 votes

3.0k views

1 answer

cordova - All Dll's not getting signed when create an exe for Windows Ionic App

The generated ionic app is going through security scan check wherein I have observed that in the windows .exe file some of the ... not. Is there a way to get all these dlls signed?...

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

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3.9k views

1 answer

Oracle SQL - change WHERE condition depending on current_date

I have a table similar to TradeDate | Widgets 12-DEC-2020 6 13-DEC-2020 3 13-DEC-2020 9 14-DEC-2020 3 15- ... a simple way to achieve what I am seeking? Dynamic WHERE conditions?...

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

0 votes

3.9k views

1 answer

新手，关于dos命令的疑惑

DOS命令中，在d盘下（例）用cd命令（后面跟绝对路径）切换到c盘某个目录，无法切换，得用c:命令转到c盘下，再用cd命令切换才能成功，这是为什么？不管cd命令后面跟的是绝对路径，还是相对路径，切换到其它盘符下的某个目录，都得先切换到那个盘符下，才能进行吗？有什么办法吗？...

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

0 votes

4.4k views

1 answer

Leaflet update markers layers

I'm trying to update the markers of the json file and associated with the layers every x seconds. I believe the ... { ..... setTimeout(update_markers, 1000); } update_markers();...

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

0 votes

4.8k views

1 answer

vue项目less编译两套

vue项目想要在打包的时候把less根据不同的规则编译两套样式，以完成页面动态换肤的功能。请教大神，怎么配置vue项目实现编译两套样式？在线等！...

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

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4.3k views

1 answer

python - Is there a quicker way to filter a Pandas data frame based on the number of recurring values?

Currently I am using the following function; df['i'] = df.groupby(['i']).filter(lambda i: len(i) > 500) ... group can be to 250 allowed the program to execute within 30 seconds....

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

0 votes

3.8k views

1 answer

goland 如何设置http抓包

golang我们公司移入了私有仓库gitlab里面，但是现在就有个包引入的问题， goland每次抓包都是https的方式去抓包这肯定不行，本次的仓库都是http的，请问各位大佬知道怎么设置吗...

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

0 votes

3.8k views

1 answer

okhttp 链接websocket 报错求解原因

java.io.EOFException at okio.RealBufferedSource.require(RealBufferedSource.kt:199) at okio.RealBufferedSource.readByte(RealBufferedSource ... java.lang.Thread.run(Thread.java:748)...

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

0 votes

3.5k views

1 answer

js 判断一个数组是否存在空的元素

['1','2',''] js 怎么判断数组里是否有空...

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

0 votes

3.7k views

1 answer

Reset Setting Android Studio 4.1.2

How to reset all setting in android studio 4.1.2 , please help me to fix this problem. I have work right now and my Android studio have been error....

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

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