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338 views

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// 获取当前选项卡ID function getCurrentTabId(callback) { chrome.tabs.query({active: true, currentWindow: true}, function(tabs) { if(callback) callback( ... [0].id: null); 是什么意思呢，如果?? 就??...

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

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1.1k views

1 answer

node 怎么把pdf 转化成图片

node 怎么把pdf 转化成图片有什么插件么...

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

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510 views

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在componentDidMount中使用ReactDOM.render渲染一个antd组件,校验失效问题

第一次渲染完, 在componentDidMount中渲染一个antd组件, antd的form的必填校验失效, 请问怎么解决?...

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

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470 views

1 answer

git - VSCode Restage Staged Files After Precommit Hooks Fail in order to Commit Again

I have a Django project with several pre-commit hooks with Python's pre-commit tool, configured as below: repos: - repo: https:/ ... 2.9.3 If relevant: Kubuntu 20.04.1 Python 3.8...

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

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167 views

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amazon ec2 - Ray does not distribute over all availble cpus within cluster

The problem I have is that ray will not distribute over my workers I collectively I have 16 cores, as I have ... ; ray start --address=$RAY_HEAD_IP:6379 --object-manager-port=8076...

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

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682 views

1 answer

kotlin - Saving a xml with DownloadManager in Assets within Android app

Good morning, is it possible to save a file (xml) downloaded with DownloadManager (Android Studio) within an internal app folder (assets)? Thank you for the support!!!...

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

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428 views

1 answer

asp.net core - How to provide sample response in Swagger when using common Response structure?

I am using asp.net core 3.1 with Swashbuckle 5.6. I am using a common class ApiResponse to standardize the ... provide separate examples when using same type for response. Thanks!...

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

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344 views

1 answer

linux - HUB USB Disconnection, detect and reload without reboot

Our machine uses WiFi & 3G communications. Both devices share the same USB connection through a HUB. Given a time ... reload at boot seems to be reinitialised and works properly....

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

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389 views

1 answer

请问有哪些好看的博客静态模板？

想用静态模板自己套进框架里面去，学习...

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

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454 views

1 answer

Add a column with NULL values in Tableau Prep

I am using Tableau Prep to load PDFs to SQL server. The PDF contains several tables. All the columns except the one ... there another way to accomplish this? Thank you in advance....

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

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129 views

1 answer

Batch auto answer "y" if registry key values exists

I'm really not used to use batchs...So i'm stuck on a problem : I want to ADD some ... HKLMSOFTWAREWow6432NodeNtreevPangYa_Th /v Launcher Version /t REG_EXPAND_SZ /d "v3.1"...

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

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422 views

1 answer

amazon web services - What are the available options of using AWS SES with third-party encryption of email body?

I am trying to search for options that can provide end to end encryption of email content and use AWS SES as SMTP ... Can anyone help on such third-parties compatible with AWS SES?...

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

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135 views

1 answer

android - Cordova read external archive and play

I am creating an app with cordova for android using plugin file-transfer. The download is going to a certain folder ... Basic dGVzdHVzZXJuYW1lOnRlc3RwYXNzd29yZA==" } } ); /*----*/...

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

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245 views

1 answer

SQL语句查询求助？

info表中有 number 字段该表中有20条数据 ? 这20条数据中 number字段数值都分别为1，1，2，2，3，3，4，4，5，5，6，6，7，7，8，8，9，9，10，10 如何通过sql查询返回 1到10 再1到10 的结果集　例如：1，2，3．．．10，1，2，3．．．10...

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

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449 views

1 answer

关于cors跨域的时候，请求头中带cookie的问题?

对于cors跨域我也不是很清楚。是不是就是我的页面访问我自己的服务器，然后自己的服务器访问目标服务器请求资源？那要是目标服务器请求资源需要带cookie的话要怎么带cookie呢？是否可以在自己的服务器上的请求中带cookie呢？用的axios访问，如下图这种在线接口测试工具的原理是啥呢？（比如跨域，填入cookie）...

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

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499 views

1 answer

echarts的markArea标域里的文字如何显示在折线图的上方？

如图所示，标域中的文字被折线给遮挡住了一部分想问文字如何显示在折线的上方不被遮挡呢？...

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

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509 views

1 answer

火狐 XML 解析错误：找不到根元素

看网上说因为请求没有响应内容导致的，但是我这不能响应内容（不需要响应，下行流量费钱）大神们有没有好的解决办法？？...

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

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427 views

1 answer

azure - How to access predefined Variable System.StageDisplayName in Release Pipe?

I want to install a windows service with the name of the stage variable. To do so, i create a release pipeline ... :41.1109500Z Downloading artifact finished. 2021-01-12T15:07:41....

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

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563 views

1 answer

vue-cli3在配置了babel/polyfill之后还是无法再IE上正常显示

main.js import Vue from 'vue' import App from './App.vue' import router from './router' import store from './store' import echarts from ' ... ": "^2.6.10" } 已经自己尝试解决许久无果 IE显示...

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

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502 views

1 answer

i have a .mat file in which i saved a struct array containing two columns (one has names of images and the second has feature ... is it correct ? is there a better way to do it ?...

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

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412 views

1 answer

react hook 初始化问题

大佬们问一下问题一：为什么这个run会打印两次 const App: React.FC = () => { console.log("run"); const [count, setCount] = useState(0); return ... > </div> ); }; export default App; 这个两个问题应该是有联系吧感觉...

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

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287 views

1 answer

Visual studio code is stuck on Select Python Interpreter

I am trying to run a jupyter notebook on my Windows machine by using WSL2 to run it in Ubuntu 20.04. It was ... Python Interpreter (red box) also stays there. What should I do?...

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

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234 views

1 answer

html - Nested child scroll/overflow

Here's the codesandbox, as the code is too much to post here, given the nested elements. I'd like to have: a horizontal ... I feel like it's not optimal. .body{ height: 90vh; }...

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

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450 views

1 answer

mysql - Facing an issue while storing the data in SQL DB using JDBC sink connector

Using a partially open content model in JSONSchema. It means that there will be some mandatory fields(defined in properties) and non-mandatory ... , , 205, , 206, , 207, , 208, ,...

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

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495 views

1 answer

经常在服务端开发的招聘上看见sql调优优化经验，那么具体应该是怎样的经验呢？

自己做后台开发的，工作也好几年了，这种方面也不算专家，因为并不是有深的涉猎和需求，所以也不知道怎样才能更好的回答，但这个如果不好好回答总会仿佛给人一种水货的感觉。经常在服务端开发的招聘上看见sql调优优化经验，那么具体应该是怎样的经验呢？有面试官说说其实期望了解面试者有什么案例？...

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

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162 views

1 answer

antpath /* 和/** 的区别

代码如下： ` AntPathMatcher matcher = new AntPathMatcher(); System.out.println("path:/bank"); System.out.println("/bank/* :" + matcher.match("/ ... 结果如下：为什么用/bank/** 来匹配/bank ，会匹配得上 ...

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

0 votes

591 views

1 answer

How to change a SVG picture's color when button is clicked in flutter?

I am currently working on making the school curriculum app that shows some courses that students must learn. Here is a ... totally wrong way... Is there any solution for this?...

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

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256 views

1 answer

php - how to import .txt database to mysql?

how to import .txt to mysql file? I have a .txt file with hundreds of records and I want to import it into the ... i can implement a formula to implement this txt file to mysql....

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

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