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Welcome to Our Knowledge Sharing Community-Open, Learning,Share
Welcome to developer's Knowledge Sharing Community-Open, Learning,Share 欢迎来到 程序员专属的知识分享社区! 一个分享知识,传递知识,学习知识的社区!...
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Feb 5, 2021
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welcome
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I keep getting this error for the colorgram module in Python
I keep getting this error when I am working with colorgram: Module 'colorgram' has no 'extract' member Here is my code so far: import colorgram colors = colorgram.extract("hirst/hirst.jpg", 84)...
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Jan 29, 2021
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I
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359
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企业微信的OKR管理平台?
企业微信版OKR管理平台...
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Jan 29, 2021
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create-react-app如何配置全局样式和scope样式?
比如:页面中需要同时引入 import './common.less' import style from './style.less'; 现在我只能使用其中一种,不能两种同时使用。请教下各位都是怎么处理这个问题的?...
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Jan 29, 2021
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html - How to make sure output of <pre> tags is properly aligned
How should I write text inside a <pre> tag (in particular consider the presence of other HTML tags such as <b> or <a>) so that the final result is ... getting things like this: 9 texts blah 10 texts blah 11 texts blah 12 texts blah...
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Jan 27, 2021
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html
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Problems with form in php script and using a javascript onchange href event
I have problems with an - I have to say - really old code I programmed many years ago (it worked back then) Here it is: <form name="eingabe" method="post" ... what I have to change to get it working again? Thank you all for your input. René...
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Jan 27, 2021
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How to convert special characters like "ü" from a SQL DB using PHP to display in a browser?
I am not familiar with the concept of encoding. That's likely my main problem. However, I just want to be able to take values that are already in my ... seem related but none that have worked so far. Any help would be much appreciated....
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Jan 27, 2021
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253
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node.js - Deplyong on DigitalOcean with NodeJs diffculty
Hello I was recently using heroku but decidedto change to digital ocean as the price is better. I deployed the on digital ocean making sure to set the environment to production ... ) => { console.log('Server listening on port ' + port); });...
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Jan 27, 2021
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node.js
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602
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rxjs - How to select a checkbox dynamically from an Observable in Angular
I am trying to create the following screen in Angular 8. I have a list of items (Item1 to Item4). A particular person inherits whether these items are turned on ... but I can't spot it. Can someone point me int he right direction? Thanks...
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rxjs
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490
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use a value from an R dataframe to normalise a column of another dataframe
Apologies if this has been asked before! I have a big data set that I need to normalise. The data is in one dataframe, and the value needed for normalisation ... way - so I was wondering if anyone had any ideas, please? Many thanks!...
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Jan 27, 2021
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use
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570
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redis 的发布订阅模式,底层是用 list 实现的么?
底层的数据结构...
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Jan 27, 2021
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Technique[技术]
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redis
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533
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api - Get SteamID by Steam Apikey
As described, I want to get the SteamID from the Steam apikey. I need this to verify the apikey users gave me after doing a Steam login to my ... a response only dependent on the apikey but they don't return the corresponding SteamID....
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Jan 27, 2021
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api
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110
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python 3.x - How to absorb any change to the source Module code in python3?
I need to design a code that needs to be backward compatible. In my code (myModule.py), I am importing some modules(sourceModule.py) from a different location. ... places in my code. This can turn my code ugly with full of version checks....
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Jan 27, 2021
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python
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90
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Error in converting pine scipt from version two to four
I had a version 2 pine script to plot vwaps which I converted to version 4. after having a closer look at the converted script, i noticed something abnormal.(picture for ... "Previous day VWAP", color = color.red, linewidth = 2)][1]][1]...
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Jan 27, 2021
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Error
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268
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tmux 的配置为什么不认识这个配置选项呢
tmux -V 当前版本:tmux 1.8 第9,10,11,2行配置有问题,bind-key, mouse 实现同样的配置,对应当前的版本需要如何配置?大概 贴一下当前的配置: # mouse scroll set -g mouse on # copy mode use ... }" bind '"' split-window -c "#{pane_current_path}" bind % split-window -h -c "#{pane_current_path}"...
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Jan 27, 2021
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Technique[技术]
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tmux
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votes
338
views
1
answer
node.js - Sync MongoDB with Algolia Search Nodejs
Trying to Sync my MongoDB collections using mongoose-algolia package (https://www.npmjs.com/package/mongoose-algolia) My schema const ProjectSchema = new Schema( { ... wrong? Looking at the documentation, this is exactly how they used it....
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Jan 27, 2021
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node.js
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170
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mongo中locak库特别大是为什么?
新集群,刚运行十几天。磁盘空间是9T,总数据量现在是500G,但是其中一个分片的local库已经800G了...
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Jan 27, 2021
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Technique[技术]
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0
votes
113
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1
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swift - Problem with updating ForEach with changing number of items - .count seems to return wrong value
I created a simple view designed to show the content of an array that is stored in an Observable Object property: struct Satellite { let name: String let orbit ... Xcode 12.3 I'd be grateful for any clarification on this behavior. Thanks...
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Jan 27, 2021
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Technique[技术]
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71.8m
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swift
0
votes
302
views
1
answer
求助,如何通过css让文字不超过图片的宽度?
描述: 如何不用js情况下,让图片和文字对齐 结构: <div> <img src=1 title="或许很短,或许很长,所以要加入max-width和min-width"> <p>文字,或许很长很长很长或许很长很长很长或许很长很长..</p> </div> 目的让文字和img同宽度,img不能写死宽度,需要max-width: ... 使用JS,因为涉及数据量大需要列表循环渲染,然后再每一张计算实际宽度,导致页面结构变化或延迟问题 想要的结果图样: 各位大佬求助!!!...
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Jan 27, 2021
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Technique[技术]
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71.8m
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0
votes
119
views
1
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Testing a form in react not using redux-form but normal react-redux and checking state giving problems
I am using react with typescript here is the login form very simple one import React, { ChangeEvent, FormEvent, useRef, useState } from 'react'; import { ... ) => { return { type: actionTypes.SET_USERNAME, username: username, }; };...
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Jan 27, 2021
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Technique[技术]
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71.8m
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Testing
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votes
297
views
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answer
VUE使用video-player视频插件 页面滚动出现脱离文档流
h5播放video在android中滚动的时候脱离文档流怎么解决? 如下我的代码: <div class="audiobox"> <video-player class="video-player vjs-custom-skin" ref="videoPlayer ... timeDivider: true, durationDisplay: true, remainingTimeDisplay: false, fullscreenToggle: true } } } },...
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Jan 27, 2021
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Technique[技术]
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71.8m
points)
VUE使用video-player视频插件
0
votes
138
views
1
answer
javascript - jQuery / ajax only runs once
I have the following code, that works perfectly, however only once. After that I need to refresh the page. I know the Ajax request to PHP runs as I can see that ... </span></div>'; $("#shopping_cart_content").replaceWith(element); } }); });...
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Jan 27, 2021
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Technique[技术]
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71.8m
points)
javascript
0
votes
273
views
1
answer
javascript - Firebase Firestore - does creating a snapshot event listener cost excessive downloads?
Initially, my use case was paginating data with snapshot listener, like here: Firestore Paginating data + Snapshot listener But the answer there said it is not currently ... won't work on a more funadamental level, I'd like to know....
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Jan 27, 2021
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Technique[技术]
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71.8m
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javascript
0
votes
422
views
1
answer
windows7好还是windows10好_电脑系统7和10哪个好用?
想买台笔记本不知道要装什么系统比较好?...
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Jan 27, 2021
in
Technique[技术]
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71.8m
points)
0
votes
253
views
1
answer
reactjs - Cant access environmental variables React
I am trying to make my login re-usable by storing enviromental variables in .env.local. However whenever I try to call these variables I get undefined ... .env.REACT_APP_AMARBIS_APP_ID }) export const auth = app.auth() export default app...
asked
Jan 27, 2021
in
Technique[技术]
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深蓝
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71.8m
points)
reactjs
0
votes
546
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1
answer
只想用sequelize更新部分字段却被提示要提供所有的字段,该咋办呢?
如题:求解!谢谢!~~~~ 代码:await this.model.update({ name:"aabb", , title: enterprise }, { where: { id: id }, transaction: transaction }) 报错: `The expected type comes from property 'title' ... 'xxModel'` model里面不止两个字段,但我只想更新两个,却被提示要提供所有字段,该怎么办呢?...
asked
Jan 27, 2021
in
Technique[技术]
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深蓝
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71.8m
points)
0
votes
253
views
1
answer
Flink DataStream Source读取HDFS数据不会触发窗口计算
1.如题,我用env.readTextFile("hdfs://"),直接打印可以看到数据,但我在创建窗口的计算不会进行,使用了处理时间,窗口是10秒的滚动窗。有人知道为什么吗?...
asked
Jan 27, 2021
in
Technique[技术]
by
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71.8m
points)
Flink
0
votes
152
views
1
answer
django2.1.x NoReverseMatch
Reverse for 'order' with arguments '(1,)' not found. 1 pattern(s) tried: ['user\/order$'] 报错显示为 bast.html 文件中的 a标签的href的属性...
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Jan 27, 2021
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Technique[技术]
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71.8m
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django2.1.x
0
votes
439
views
1
answer
graphql - Amplify and AppSync not updating data on mutation from multiple sources
I have been attempting to interact with AppSync/GraphQL from: Lambda - Create (works) Update (does not change data) Angular - Create/Update subscription ... ://docs.aws.amazon.com/appsync/latest/devguide/conflict-detection-and-sync.html...
asked
Jan 27, 2021
in
Technique[技术]
by
深蓝
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71.8m
points)
graphql
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