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1.2k views

1 answer

如题修改了某个变量导致整个dom重新渲染相关代码如下如图每次更新数据后 log(222222) 都会被执行，间接说明dom被重新渲染了问题：不知道为什么整 ... .listenters = listenters } }, destroyed() { this.listenters && this.listenters.destroy() } };...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

849 views

1 answer

xcode - Create .ipa file which should work on both real devices and Simulators

Right Now, I am trying to use saucelab & testproject for application testing but for testing in simulators ... simulator and physical device My application is react-native based...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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521 views

1 answer

社交app上使用mongodb分页查询，实时数据如何去重?

社交app上，使用mongodb进行地理位置检索，用户的经纬度和在线状态是会改变的，分页查询出来的数据在app端显示，后几页可能会有前一页的会员数据，原因是因为会员的经纬度或者在线状态的更改导致原本数据的位置发生改变，导致分页获取到的下一页 ... 等，因为根据这个唯一的字段排序时是不符合需求的我们的需求时必须按照距离升序排序欢迎业界大佬帮小弟解答一下 ...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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347 views

1 answer

做出来的效果和设计图差别好大，有错误，请问怎么修改调整。

做出来的效果和设计图差别好大，有错误，请问怎么修改调整这是设计图的效果这是我做出来的效果，鼠标移上去底部背景色会变，指纹图标也会变但是鼠标放在图标上面不会变，放在图片和下面才会变这是鼠标放在指纹 ... 问该怎么修改鼠标放在整个背景色块范围内就能产生变化，然后消除下方的空白 JSRUN地址：http://jsrun.net/qB2Kp/edit...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

805 views

1 answer

ant design 按需打包组件失败

照着官方文档安装了 babel-import 配置了 babel.config.js 在webpack中也尝试了在antd-module.js文件中按需引入了组件,css和依赖组件也能自动导入, Vue.Component 也试过了,手动 ... 这是打包后的，可以看到 chunk-vendors两个文件分别是antd所有组件的css和js 我该如何解决...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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402 views

1 answer

angular - How to force browser language settings to English?

I have an Angular application, with two files for languages English and French, I want the application to always ... the language to be always English despite the browser setting?...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

663 views

1 answer

请教weex的navigator点击没有反应是怎么回事呢（已卡一周无法解决，万分感谢大佬救命）

全程按照官网的指示来的 android stidio调试报错如下： `E/Navigator: android.content.ActivityNotFoundException: No Activity found to ... at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:756)`...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

978 views

1 answer

pm2 errored 问题求助

在搭云豹直播的时候,遇到pm2的问题,也不知道是啥意思.求助各位大佬一开始按照他教程来,安的node.js是6.10.2,再安装pm2,运行不起来,百度后说是版本问题,就重新安装了11点几的node.js,虽然pm2是运行起来了,但运行 pm2 ... 些我也不懂,哪位路过的好心大佬来给看看这是啥情况呢?或者哪位搞过云豹的大佬给指导一波,,万分感谢!!!!...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

133 views

1 answer

js的值找不到，断点能看到

https://page.om.qq.com/page/O... 这个链接，会加载一个"https://coral.qq.com/article/5380763439/comment/v2?orinum=20&oriorder=u&pageflag=1&scorecursor= ... 看到各个参数的值，但是就是找不到这个e是在哪计算的......

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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305 views

1 answer

python中的apscheduler全部任务完成后如何停止

代码如下： from apscheduler.schedulers.background import BackgroundScheduler import time def job_func(text): time.sleep(4) print(text) scheduler = ... 办法可以在sheduler中的任务都执行过后就再打印出哈哈么...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

409 views

1 answer

vue.js - Embed script only on production with Vue CLI 3

My main goal is to inject a tag into my index.html only in production (it's a New Relic monitoring code snippet). ... CLI. My main problem has been solved by the selected answer....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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422 views

1 answer

nodejs如何提取图片中不规则的一部分？

前台传入图片的一些相对定点的pixel 坐标，如何根据这些坐标提取图片的某一些部分？像 sharp gm 等 crop 功能都是根据矩形切割或者提取的，急，在线等大神。...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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834 views

1 answer

c# - CS7036: There is no argument given that corresponds to the required formal parameter 'amount' of 'PlayerHealt.takeDamage(float)'

I have been trying to build a A takeDamage function in my game but it keeps giving me this error: There is no ... appriciated. The problem is on line 1 according to the debugger....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.6k views

1 answer

echarts 百度地图的地图模式为啥地名那些加载不出来了，卫星模式是正常的

echarts 百度地图地图模式为啥地名那些加载不出来了，卫星模式是正常的。...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

323 views

1 answer

reactjs - Webpack5 config error: An appropriate loader to handle this file type

I'm trying to migrate webpack4 to webpack5. My project has both react and typescript files. I'm running into below ... devServer: { historyApiFallback: true, port: 8888 } } };...

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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147 views

1 answer

php array access top object text in a foreach loop

I have an array in php. array(2) { ["Some text"]=> array(174) { ["type"]=> string(4) "None" ["modified"]=> string(0) "" ... "]=> string(2) "en" ["license"]=> string(4) "None" ["ri...

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

0 votes

176 views

1 answer

reactjs - how to publish a react js website on gitlab

i created a static react js project and i pushed it to git-lab excluding node modules. But now i am not able to ... Cleaning up file based variables ERROR: Job failed: exit code 1...

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

0 votes

442 views

1 answer

python - Automatically save a file when importing from it in Atom text editor

I just switched from Sublime Text to Atom. When importing from any python file, it would automatically save it. This ... Is there a setting or a package that makes this possible?...

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

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422 views

1 answer

.net - Are there alternatives to DataContractSerializer, for POST marshalling in Web API, that do not impose ordering on XML elements?

I have an existing Web API endpoint that we have, up until now, only supported when accessed via JSON. That is, ... API marshalling that do not impose ordering on the XML elements?...

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

0 votes

151 views

1 answer

python - Column names not found in DataFrame - can't delete them - "... not found in axis"

I have DF that looks like this: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 0 row-a49t-ihm3.rpap 00000000-0000- ... from Json file. What is causing the issue - column names are correct?...

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

0 votes

362 views

1 answer

xib第一次加载尺寸不正确

问题描述使用Xib构建了视图A 根据设计需求，B是A的子视图这边想在A的layoutSubview方法中，根据业务数据模型动态创建B视图(通过加载B的xib文件)，同时获取A的实际尺寸来给B的frame赋值问题就 ... 0，然后再快速remove掉，这样就回避掉了第一次加载布局异常 But，这个方法非常的nasty，求elegant一点的方法 ...

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

0 votes

537 views

1 answer

jquery $(this) 获取到的div对象是一个什么对象

下面的代码实现一个小功能编写一个div,当点击div时获取div中的某个属性值 <script src="http://libs.baidu.com/jquery/1.9.1/jquery.min.js" type="text/javascript" ... 对象,查询这个对象的类名和方法名,java script中如何查询$(this)的类名和方法名?...

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

0 votes

398 views

1 answer

python - I have a sudoku solver that works, but I don't know why! Specifically the recursion loop, I don't know how I got it to work

I'll post the code below, but a brief first. The solver takes an array, finds an empty square represented by a 0, and ... - - - - - - - -") sudoku_printer(sudoku_solver(testboard))...

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

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468 views

1 answer

ios - swift uitextview html image causes crash when copy image is selected after long press

I currently have a UITextView that is displaying an NSAttributedString that contains HTML data with text and images. This ... image and selecting Copy image, it will not crash?...

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

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279 views

1 answer

Nginx 如何合并这个写法呢？

根路径是这样写的： location / { root /opt/backend/static/dist; if ( $http_user_agent ~ "(MIDP)|(WAP)|(UP.Browser)|(Smartphone)|(Obigo)|(Mobile)|(AU ... 127.0.0.1:3000; } 如何把这两块代码独立而又同时生效呢？...

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

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481 views

1 answer

金融行业软件数据库主从模式是否是采用强一致性的方式？

金融软件比如银行在用数据库主从模式的时候是否要求主库和从库是强一致性的，也就是必须要主从库同时写入成功才算数据库操作成功？如果是redis之类的缓存有主从的模式是否也一样？望有金融类软件从业经验的能解答下。...

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

0 votes

425 views

1 answer

how to use form to set the values of params (for Scope) in Ruby on Rails?

I want to build a filter with the help of scope in ruby on rails. In my controller, I have the lines: def index ... I don't know why it refers to 'create' Thanks in advance!...

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

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139 views

1 answer

javascript - Issue with a countdown timer not refreshing

currently i have implemented a countdown timer with js which cycles through certain class and depending on other information created when ... innerHTML = "EXPIRED"; } }); }, 1000);...

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

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