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javascript - Upon clicking a checkbox, uncheck other checkboxes and trigger change or click event on the on one that was previously checked

I have a group of checkboxes for a filtering functionality that triggers some function upon clicking them. I need to ... checked', false).trigger('change'); //click, change...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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使用angular的factory服务封装$http，最终返回$$state

在angular.js 的 factory服务里写入$http得到的数据，然后在另一个controller里面，注入该服务，就能得到请求的数据，但是最终得到的数据却是d {$$state: Object}，具体代码看下面： app.controller(" ... 下图所示：请教各位大神，我的代码哪里出问题了，怎样才能得到图中红色框里的数据 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python -m pip install -U pip升级pip

按照此文安装了python3.6和python2.7 然后升级pip的时候出现了需要升级python的site-packages,跪求大神！！！十分感谢。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How to append to a list of variables in a Makefile?

I am trying to write a Makefile for the following project structure /project Makefile main.cpp test.hpp /a ... automatically specify all headers in subdirectories? Thanks for tips....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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docker - Python cannot access internet from within windows container

TL;DR Docker for windows container can access the internet when pinging but python running inside the container cannot. How can this be? ... b9:49:2a", "DriverOpts": null } } } } ]...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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canvas 跨域问题

在微信上给用户修改头像的时候，用canvas来截图结果报错：Owechat_login.js:226 Uncaught TypeError: Failed to execute 'getImageData' on ' ... 92); document.getElementById('image').style.display = 'initial'; }...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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json.net - Serialize and Deserialize JSON with different property names for different use cases

I have data stored in a database with short field names to save space. When I load these into my .NET Core app, ... can either use the short or long names when convenient. Thanks!...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - React 16.8.4 Uncaught TypeError: (0 , _react.useState) is not a function

Can someone help me understand why I'm having this error? I just recently transferred to React 16.8.4 from React 15 and changed ... 5.0", "webpack-visualizer-plugin": "^0.1.11" },...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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在python进行方差分析时，残差的自由度总是为0.

做过很多尝试，将数据集中的0值去掉也不行因为数据集2是可以正常出结果的，照着它的样子改动，把月份改成字母还是不行 #coding:utf8 from scipy import stats import pandas as ... 27.3 OJ 2 59 29.4 OJ 2 60 23 OJ 2 ![clipboard.png](/img/bVLHoD)...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python threading中的lock rlock 为何rlock可以调用多次acquire

在python的多线程中，使用threading中的lock rlock锁，为何rlock可以调用多次acquire，lock缺不能，lock调用多次而且会发生死锁，rlock不会，求大神指点下...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to make component fill all avaible space in Windows form using Docker and Anchor properties?

I want to make component to fill all available space, unfortunately it's only fill width, height stays the same ... to fill all available space. Layout properties of TextBox....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Promise的意义是什么？

在做微信小程序的时候遇到了请求异步的问题，导致代码冗长而且复用性很低后来研究了promise但是发现这个东西并不能解决以上问题之前的小程序代码类似于这样 wx.request{{ url:' ... .request({ url:'xxx', data:{ data:somthing }, }).then(function(data){ }); });...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - add a parser from en model to my custom named entitiy reocognition model trained by spacy

I want to add a parser from en model to my custom ner model (which is trained on my data by spacy) I used this nlp_en = ... `StringStore`." my spacy is 2.3.5 i have python 3.8...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何用canvas实现骨密度图

如何用canvas实现骨密度图？我找了下echarts和highcharts都没发现...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How To Make Nerwork Request With Multiple MultipartBody Params For Multiple File Upload

I Have multiple type of MultipartBody Params To Make file Uplaod With Each MultipartBody Param I m Uploading Single file ... Succesfull Post Request Unable To Save file in Server....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Get ID in Django

I have a website made in Django, where people shall be able to post questions and answer them -just like a copy of Stack Overflow ... https://example.com </div> </div> {% endfor %}...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - sqlite syntax error with simple task on apache airflow-2.0

i have just installed apache airflow according to the following steps: pip install "apache-airflow[celery, crypto, ... parameters) sqlite3.OperationalError: near ",": syntax error...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何用js打开本地app？正确打开后不跳转到下载页面，未正确打开或本地未安装，跳去下载页？

最近在开发使用js打开本地app，但是在这个过程中遇到很多问题问题：在打开了app之后如何避免页面不再跳转到下载页面目前我用的方法是使用a标签，加href= 约定好的协议的方式打开本地app，测试后安卓和ios都能正确打开app, ... 一步我该怎么做？？？参考了这篇文章浏览器唤起app，但是文虽是好文，最终也是没有解决我的问题，求各路大神指教 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Pandas Dataframe keep rows where date is between two dates (seperate columns)

I have a dataframe that looks similar to this : Price From To 300€ 2020-01-01 2020-01-07 250€ 2020-01-04 ... with pandas ? The result would be contained in one single dataframe...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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angular - Material table sorting when sort header IDs (which defaults to the column name) does not match the data's properties

.ts this.displayedColumns = [ { key: 'id', header: '#' }, { key: 'fullname', header: 'Full name' }, { key: ... but have no idea how to achieve that. Thanks in advance for the help!...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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使用 listView，但是在通过 adapter将数据存进去时，app 发生闪退？

MainActivity 如下： package cn.han.listview01; import android.app.Activity; import android.os.Bundle; import android.widget.ArrayAdapter; import ... item的 xml 布局的嘛，有谁知道这个怎么回事吗？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue.js - `TypeError: Cannot read property 'length' of null` in vuejs when data fetch from api

I'm using in bootstrapvue, I have an API that data coming from it, please see codes below, I will explain more: ... : Cannot read property 'length' of null I'm using nuxtjs...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android MediaSession框架传值问题?

假设我在一个Activity(该Activity持有MediaSession对象)调用了MediaSession.setQueue(List<MediaMetadata> list)方法设置了播放列表数据，那我怎样在Playservice中获得这些数据。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue.js - Vue - set default value to input text

I'm loading a Vue component which should render a basic form. I'm trying to set the input to have a default value, ... support it or i need to use something else? Thanks in advance...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Export Regression Output

How do you export the Stargazer Python regression output to a HTML file, PDF or png ... .com/mwburke/stargazer/blob/9ee4c40bee45a689b209ea7b21b2bcbc3d036356/README.md#latex-example...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Django: After updating a post, how can i make the "updated" success message temporary, till I refresh the page. Cause now it stays after refresh

Django: Hi everyone, After updating a post, how do i redirect success message to full details page TEMPORARILY. because for my code ... ">{{success_message}}</h3></div> {% endif %}...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Usage of React HOC for Functional Components

I was referring to the below link (section : HOCs for Functional Components) https://rossbulat.medium.com/how-to-use- ... What benefit do we really get out of creating this HOC?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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woocommerce rest api - Flutter - Grabbing the Id's of individual Tabs

Hello please am a new developer in flutter, developing a mobile app using the woocommerce api. I have passed the individual categories into ... : Text("Settings Tab")), )), ); } }...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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