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ios - Could not get trait set for device MacFamily20,1 with version 14.2

I am getting this warning for a brandnew Xcode 12.3 iOS project: Could not get trait set for device MacFamily20,1 with version 14. ... M1 What does it mean? How do I get rid of it?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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急 pod install SSL certificate problem 。

今天尝试了一下weexpack 工具，生成了一个test项目 weexpack create test npm install weexpack platform add ios weexpack run ios 然后就报错了 /Library/Ruby/ ... ://blog.digicert.com/exp... 更换了pod的源为淘宝的，问题依旧...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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请问原子行内级盒怎么参加行内格式化上下文

CSS2.1中有句话 An inline box is one that is both inline-level and whose contents participate in its containing inline formatting context. A non- ... 行内格式化上下文,谁给帮忙解释一下,顺便给个demo就更好了...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node pm2 如何防止项目误重启删除呢？

如题，pm2的项目启动重启删除都简单通过一个命令搞定了，如果使用id操作的话，万一错了怎么办呢？请问pm2的部署方式上有什么容错办法？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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vue ;node

vue在node下面创建项目时，一直报错 Cannot find module './lib/cookies'，但本身是有这个模块的，请问怎么解决？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to scrape iframe using selenium?

I want to extract all comment in a website. The website using iframe for the comment section. I already tried to ... to erase this line from the output ? Laporkan 2BalasBagikan:...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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database - PostgreSQL query won't finish on StandBY server

We have a Primary-Stanby setup on PostgreSQL 12.1. A DELETE query is run on the primary server (which takes time ... 300,000 rows. Can someone help me resolve this issue? Thanks...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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replication - Hbase some of the row are not replicated to the list_peer id

We have been running the hbase cluster for more than 2 years with replication between 2 peers say (ZK1, ZK2). ... , how to find the issue behind the replication. Please help...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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spring - 404 when WebSecurityConfig is present

spring-boot-starter-parent 2.4.1 spring-boot-starter-security package ru.pcask.securing.config; import org.springframework.context. ... =404). What can I try next to solve this?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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像很多网站(比如电商)里的筛选功能一般是如何实现的？

我的思路如下: 数据表: 分类(编号,名称) 筛选项(编号,名称,分类编号,显示顺序) 如"品牌"就是一个筛选项. 筛选点(编号,名称,所属筛选项编号,显示顺序) 如"小米"就是一个筛选点. 商品表(sku编号,分类编号) 商品属 ... 存储商品的属性(筛选点). 如果是用MySQL的话则可以一个分类对应一张全文检索的属性表. 我猜性能应该还是可以接受的....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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flask--数据库如何改变一个用户的角色？

学习Flask-SQLAlchemy，求教如何更改用户的角色。如果现在创建了角色 Administrator、User、Moderator,id依次为1、2、3。用户 L， id为1，L的角色为User。请问怎样在python shell中更改用户的角色？？？...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - MongoDB query: How do I find an object that matches two fields (when updating another field)?

I am trying to update the 'expelled' field to true, when students' ages are 13, and 'strikes' count is 3 - in the school with ... false } ] }, { schoolID: 102, students: [...] } }...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Pandas create a frame whose entries are the value of a function applied to the respective entries of other DataFrames

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - SwiftUI - Changing GraphicalDatePickerStyle DatePicker's visibility causes memory leak

I have an app that has a datepicker (GraphicalDatePickerStyle). It hidden by default. When you tap the view that contains ... DateTimePicker. I tried a lot but could not fix it....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - UIDatePicker doesn't work when included in a UITableViewCell

I have an application where I regularly use a UIDatePicker inside a table view. Therefore, I made custom DatePickerTableViewCell class ... , but I'm not able to interact with it:...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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formatting - Visual Studio Code C++ Formatter: indent with tabs, align with spaces?

How would I go about configuring a formatter (in my case, the Visual Studio Code C/C++ formatter) to indent with tabs, ... nice if the formatter could see what I'm trying to do!...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ruby on rails - Bundler Error when attempting Capistrano Deployment

I am attempting to deploy a ruby on rails web app to a staging server but continue to get the error: bundle stderr: ... : "log/capistrano.log", color: :auto, truncate: :auto...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php yaf配置问题

#nginx.conf location /wx { root /wx/public/index.php; if (!-e $request_filename) { rewrite ^/wx/(.*)$ /wx/public/index.php?$1 last; } ... ://ip/wx访问（wx是yaf项目目录），就不行了会把/wx/当成控制器...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - EagerLoadingError [SequelizeEagerLoadingError]: grl_entidade is not associated to stn_matriz_gerada

I have this error and can`t find a way arround it: EagerLoadingError [SequelizeEagerLoadingError]: grl_entidade is not associated to ... "^6.3.5", Can anyone help me please?...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - ASP.Net PageMethods executes page load event instead of method if I navigate to the page with the Web Method

I'm using ASP.Net Ajax through the PageMethods function in Javascript. This function triggers a method on the server without ... what causes the path to not be useable. Thank you!...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sass - Issue with main.scss updating automatically

Here is my main.scss file with all my imports... @import "abstracts/functions"; @import "abstracts/mixins"; @import "abstracts ... file. I have no idea how to fix this please help....

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Vue组件使用问题

这是一个a.vue文件的部分代码 export default { name: 'lab', data(){ .... 主js文件的代码 import lalala from './a.vue' var vm = new Vue({ el: '#app' ... 组件还是把<div id='#app'>...</div>给整个替换了请问如何实现我上述的想法...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Equivalent application in xaml to WindowsForm for cam onvif

I Download this application i use example (from the official) site:https://github.com/AlexBrochu/CameraManager This would be the image ... } } ?? (uri.Uri, options.ToArray()); }...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Slim 4 Framework Dynamic PDO Connections Using database connection information fetched from master database

Before anyone says this question has been answered already, do note that while defining multiple pdo connections in a ... longer needed I close using Database::disconnect( $pre );...

asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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如何一条SQL从一张表中取出关联字段值分别为A/B/C的数据一个取出N条？

如何一条SQL从一张表中取出关联字段值分别为A/B/C的数据一个取出N条？...

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

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566 views

1 answer

reactjs能否以及如何通过第三方url远程加载组件

我正在用reactjs做一个管理平台，平台允许用户动态添加第三方基于我们的api开发的功能。我希望能将第三方开发的功能无缝动态整合到平台中。我的设想是，当用户点击某个第三方功能时，可以根据第三方注册的url动态获取第三方组件的js文件，将component加载进来并渲染。 reactjs是否能够做到？如果可以，该如何操作？...

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

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415 views

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curl 返回值 000

#!/bin/sh # 获取tomcat进程ID /data2/tomcat TomcatID=$(ps -ef|grep apachepintuan|grep -w 'tomcat'|grep -v 'grep'|awk '{print $2} ... ----------------------" } Monitor>>$TomcatMonitorLog...

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

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244 views

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CLI svn

本人是写前端的, 每次在命令行提交代码后就到登录很多服务器去up代码, 输入密码啊, cd啊, svn up啊, 很繁琐, 很麻烦, 有什么办法可以解决这个问题吗...

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

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