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Recent questions in Technique[技术]
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The remote name could not be resolved: '*****.sharepoint.com' in O365 Online Sharepoint in Powershell
I am uploading files from a specific drive in the host computer to a Sharepoint Site, for this I have used Microsoft ... I could prevent the script from crashing again? Thank you!...
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How to implement regressors in a Hierarchical Series in R, with the Fable package?
I am new to exploring the fable package, and I was wanting to implement Regressors in a Hierarchical Time Series model. How ... , in an ARIMA model. Thank you very much in advance....
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docker - Is there a way to provide a default project and token configuration for sonarqube from the first start?
I want to setup a Docker-based installation of SonarQube with a default project and token. This guide describes how to setup a ... I do not need to access the UI for setting them?...
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php - How to load scripts without the get_header() function
I'm looking for a way to scripts that a plugin need to run without the get_header(); function here's a backstory ... if I forgot something please tell me I'll appreciate that (:...
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创建react项目抱的错误,完全没见过
创建一个react项目无法创建成功,一直抱这个错,有大神知道什么原因吗? 图片 详情 npm ERR! code 1 npm ERR! path /Users/caijizhou/ ... found in: npm ERR! /Users/caijizhou/.npm/_logs/2020-11-07T03_16_50_623Z-debug.log...
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Tomcat doesnot redirect to custom error page
Catalina logs shows WARNING [main] org.apache.tomcat.util.digester.SetPropertiesRule.begin [SetPropertiesRule] {Server/Service/Engine/ ... . Is there any way to solve this issue?...
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浏览器检查网站的时候:框架,扩展脚本,blob是什么?
我在使用浏览器的检查功能时候: 我们知道,一个网站的资源,可包括: html页面+css样式文件+js脚本+图片 这截屏里面对应的就是: 文稿+样式表+脚本+图像 那么其它的信息是什么呢(比如:框架,扩展脚本,blob)?...
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JS根据条件处理对象参数
假设有一个要传给后端的formData let formData = { a:0, b:'123', c:'456' } 但如果a=0,b不能传过去,这时候我都是 a === 0 && delete formData.b 但如果需要做很多判断,就显得代码不是很好看了,有什么方法能优雅一点的解决呢...
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centos中管理golang项目
centos中有没有什么可以用来进行管理golang项目启动 杀死的工具 类似node中的pm2这种的...
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Jan 27, 2021
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Java jdbc 无法加载 mysql 驱动
初学 java 连接数据库,正常创建工程并添加 jar,却报错!!!求教!!! 环境: IDEA: 2020.2 Mysql:8.0.22 系统 macOS BigSur 先贴上目录结构 源代码 package com. ... : Task execution finished 'Main.main()'. 但我已在 IDEA 中添加这个包 求教哇!!!...
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Java
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sass - Place icon inside search field as a button in Angular
I am trying to place the "search_icon" magnifying glass inside of the search field and code it as a button. This ... <mat-icon svgIcon="search_icon"></mat-icon> Any suggestions?...
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Jan 25, 2021
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vue请问这个报错是为什么,数据都已经渲染出来了
<div class="p-s-i l" v-for="item in product.productItems"> <img class="icon" src="../images/home_icon_zt.png"> <img src="../ ... 和上图一样 this_.product = res.data } }); } }) 一直报错...
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Jan 25, 2021
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javascript - My discord.js command doesn't return all the contents from a json file
Hi i'm making a command for my bot which lists all "orders" from a orders.json file the orders.json file has these "orders ... i want it to view all the orders any way to fix this?...
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Jan 25, 2021
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javascript - Google Places Autocomplete and Geocoding address and address validation
I am creating a place address input form, that takes an input and autocompletes it. When an invalid address is entered, it should ... script src="form.js"></script> </body> </html>...
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Jan 25, 2021
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haskell - Converting the first element in a list of strings to an integer
the list is: l = ["1","kg","g"] I found this method but it didn't work: map (convert) l convert [x, "kg", "g"] = (read ... convert [x, "kg", "g"] = (read x :: Integer) *1000 | ^ ^...
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Jan 25, 2021
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haskell
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vue图片压缩得时候错误, 有没有遇到同样错误的!
...
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Jan 25, 2021
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vue图片压缩得时候错误,
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移动端前端如何获取用户网络状态特别是5G状态
移动端前端怎么获取到用户网络状态,特别是5G状态 需求是开发移动端前端通过javaScript获取用户网络状态的组件,目前使用调研的方法是使用navigator.userAgent与navigator.connection结合。但是兼容性不是很理想,IOS浏览器全都不兼容,另外5G的网络状态页不支持。想问各位大佬有什么好的实现方法或者经验吗?...
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Jan 24, 2021
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reactjs - nested problems about react usestate and setstate
Hi I mimic a project and there is no problem but can not display the ui,I am not sure what kind of problem it is.The object project ... )} <p>{rating} of 5 stars</p> </div> ); }...
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reactjs
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sql - Is there a way I can identify the tables in a module used in different ways?
I have a database which has about 10-15 table starting with abc_tables dbo.abc_patientsname, dbo.abc_employeesname, dbo. ... in views or sp or reports or ssis packages ?...
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sql
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小程序UI框架,哪个比较好,求推荐
请大佬们推荐下比较好用的,开源的小程序UI框架,谢谢...
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Jan 24, 2021
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AttributeError: 'function' object has no attribute 'HTML'
为什么会出现这样的问题呢?代码应该怎么修改呢?有没有人可以告诉我一声...
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AttributeError:
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Update Specific Rows via Scraped Data on Python Postgresql
I am new to Python/Django, so please bear with me! I've read all the other threads but I still don't get ... really appreciate if someone could help me out. Thank you in advance....
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Jan 24, 2021
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c++ - X DevAPI mysqlx::Session() over linux socket fails with “CDK Error: unexpected message”
I've (3) freshly installed mysql, (4) freshly installed Connector/C++ 8.0 X DevAPI, (5) did minimal ... $ systemctl start mysql $ systemctl status mysql <active (running)>...
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java - A bug in a regex in JDK 8?
I have this reference working Perl script with a regex, copied from a Java snippet that isn't giving the expected ... engines, and there doesn't appear to be anything applicable....
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Jan 24, 2021
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python - Will model.predict update a GRU layer states correctly?
This is my first question, suggestions are appreciated! Background I built a model similar to this one. I am using model. ... is it just sending the data to the first cell always?...
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Need help adding controlled loops in my python code
I am doing this for a school project, but I haven't been able to figure out how to do this last part and get it to ... else: print('Wrong! Try Again!') while False: print('Eyyyyy')...
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圆角矩形使用box-shadow 如何让影子也变成圆角呢
圆角矩形{ width: 360upx; height: 88upx; line-height: 88upx; color: #fff; font-size: 36upx; background: #2b83ff; outline: none; border: ... 0px 7px 24px 0px rgba(46, 136, 237, 0.9); }...
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圆角矩形使用box-shadow
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mysql加了行锁后为什么还能加表读锁?不冲突吗?
在看意向锁的时候,我做了一个实验。 现有一个innodb引擎的student表,其中id为主键并且是唯一索引。 事务一我给student表某一行数据加上了行写锁,并未提交。 事务二我给student表加上了表读锁。发现竟然加上了。 既然事务一已经持有行锁了,为什么其它事务还能持有表锁。 查找资料无果,百思不得其解,望大佬指点迷津。 这是窗口1: 这是窗口2:...
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