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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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Others[杂七杂八]
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welcome
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npm安装vue
为什么安装完成后,node_modules有两个文件夹 1
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@vue 2 vue 而且,我注意到, 如果把第一个文件夹删除,第二个文件夹也打不开了。 如果用电脑自带的搜索vue,只能搜索到第一个文件夹。 问题 安装一个包,为什么要生成两个文件夹??? 第二个文件夹是什么特殊类型吗?依赖于第一个文件夹的存在 随便问一下,包文件夹的命名规范是什么?我见到过好几种不同的命名方式...
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Jan 29, 2021
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Technique[技术]
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327
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Mysql表的数据如何打乱排序?
想把A表里面数据打乱进行随机排序 A表id主键自增 我新建了一个B表 A、B两个表结构一模一样 想把A表里面的数据插入到B表里面时打乱排序 下面这样试了一下为什么顺序没有乱?还是跟A表里面的一模一样 insert into B select * from A order by rand();...
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Jan 29, 2021
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0
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174
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请正则大佬,替换一段url:(https://baidu.com/aa/#/home?flag=bb)
原(https://baidu.com/aa/#/home?f...) 取到 /home 这些用/index替换 替换为(https://baidu.com/aa/#/index?...) 想替换掉/到?这一块 就是网址有可能是(https://baidu.com/aa/#/home?f...) 也可能是(https://baidu.com/aa/#/demo?f...) 用index把上面两个例子的home和index 这个位置的内容替换掉...
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Jan 29, 2021
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python - showing pytest diff inside pytest.fail call
When pytest's assert fail, it shows a really nice diff between expected and actual data. E AssertionError: assert {'0', '1', '3', '8'} == {'0', '3', ... 'd like to show a nice diff like pytest at that moment. How to show pytest-style diff?...
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Jan 29, 2021
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python
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asp.net - Anonymous and Windows authentication apps authentication 401 error
I have 2 web apps (asp core web apps) in the local network on IIS server. First app has only anonymous authentication turned on - App1. ... exception. Is this configuration correct? Can App2 authorize the user using windows authentication?...
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Jan 29, 2021
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asp.net
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524
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Flutter admob mediation with Facebook Audience Network: how to customize ad display?
I have a flutter social network app with admob native ads working fine, and I would like to implement mediation with Facebook Audience Network. I configured ... it is because this version is not yet released on AppStore and PlayStore ?...
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Jan 29, 2021
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335
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关于前端的样式问题
这个东西叫什么啊,不知道从哪里开始查,怎么做呢?...
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Jan 29, 2021
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Technique[技术]
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745
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vue ssr 能这样做吗?
A目录 写前端代码 并打包。 B目录 安装 node express mongo 等做接口服务。 A与B 代码上无关系。 在A下,打包好的 前端和 srr代码,放到B里。 B提供静态文件托管 和 接口 服务。 请问 B 目录也 要安装 vue axios 和 vuex 等前端的库吗?...
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Jan 29, 2021
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vue
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502
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vue-cli3 使用深度选择器自定义修改element-ui样式失败
我引用了element的 想调整弹出头的样式,在浏览器调试时可用直接通过修改.el-collapse-item__header来修改样式 但是在我的vue中,即使我用了深度选择器也无效 .el-collapse-item >>> .el-collapse-item__header ... 依旧无效: .myBG >>> .el-collapse-item__header{ background-color: rgb(217, 237, 247) !important; }...
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Jan 29, 2021
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Technique[技术]
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vue-cli3
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1.3k
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1
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python - Getting error 'NotImplementedError("That compression method is not supported")' when extracting zipfile in python3.9
I have read through the Python documentation about zip files and watched a couple of videos, but everything didn't work. I'm using Kali Linux, so that the password ... is not supported Does anyone know how to do this? I'm using python3.9....
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Jan 29, 2021
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Technique[技术]
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python
0
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98
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java如何读取多表头的excel
java小白一枚,请教各位大神,类似这种多表头的excel,怎么读取数据,我只会读取简单的一行一列的...
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Jan 29, 2021
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Technique[技术]
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71.8m
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362
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1
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r - with nested loops, creating several one-page aggregates of ggplots
This follows a previous question was answered so helpfully by @Duck. (R ggpot: Arranging on one page several ggplots created with a loop / name each plot differenly) ... are made (not 9), and no page with three wrapped plots. Suggestion?...
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Jan 29, 2021
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Technique[技术]
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r
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votes
148
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Flutter module add-to-app调用Android原生抛MissingPluginException?
问题描述 创建的Flutter module按照撰写双端平台代码添加到host App中,并且通过MethodChannel调用host App 原生方法失败,抛MissingPluginException异常: No implementation found for method testMethod on channel flutter.bridge ... 文本信息"从平台原生方法返回的值",但实际上却如开头所述,此时抛MissingPluginException异常 ...
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Jan 29, 2021
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Technique[技术]
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71.8m
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Flutter
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votes
324
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answer
kotlin - I cant get text to change on my android application on android studio
In my code I have a letter appear in Russian, I then write the sound it is in English. Press a submit button and it checks if I am correct, shows ... { val intent = Intent(this, MainActivity::class.java) startActivity(intent) } } }...
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Jan 29, 2021
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Technique[技术]
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kotlin
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votes
384
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为什么用selenium爬网页出现这种异常提示?
这几天想用selenium爬网页信息,简单写了一个但是总报错,找不到问题原因,各位帮我看看呗,大家可以直接执行我下面的代码,看看报错信息 from selenium import webdriver from selenium.webdriver.firefox. ... longer attached to the DOM, it is not in the current frame context, or the document has been refreshed...
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Jan 29, 2021
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Technique[技术]
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71.8m
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0
votes
507
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1
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elasticsearch - Difference between curator-cli and curator action files
I'm stuck on a similar problem seen on this post, but can't find a solution : https://github.com/elastic/curator/issues/1513 To snapshot my Elasticsearch ... the same "filtertype: none" on curator-cli, everything is OK. Thanks a lot...
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Jan 29, 2021
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Technique[技术]
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71.8m
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elasticsearch
0
votes
183
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1
answer
c# - Why is the date time offset the same for eastern and central time?
I created a small app to test storing times with the UTC offset. I don't understand the results. If I run the program at 14:01 today, I get this: This ... _connectionString)) { db.Execute(sql, new { punch.EmployeeId, punch.PunchTime }); } }...
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Jan 29, 2021
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Technique[技术]
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71.8m
points)
c#
0
votes
132
views
1
answer
在python里怎么调用或者复写这个js
var ua = new Uint8Array(32); window.crypto.getRandomValues(ua); 'Uint8Array' 未定义...
asked
Jan 29, 2021
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Technique[技术]
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深蓝
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71.8m
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0
votes
185
views
1
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electrom打包报错WARNING: The callback-based ....
报错信息:WARNING: The callback-based version of packager() is deprecated and will be removed in a future major version, please convert to the Promise version or use the nodeify module.查了资料没查不到啥,请问有人遇到过吗,用的electron-vue...
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Jan 29, 2021
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Technique[技术]
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electrom打包报错WARNING:
0
votes
490
views
1
answer
aws lambda - AWS API Gateway- Offset-Limit
I am working on a Warehouse Management System using AWS services. We are using API Gateway. What is the best way to utilize offset-limit for query searches? ... default: 100 format: int32 maximum: 100 minimum: 1 type: number style: form...
asked
Jan 27, 2021
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Technique[技术]
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71.8m
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aws
0
votes
346
views
1
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class - JavaScript issue in Safari lower than 14
I can't find reason why it's not working on safari lower then 14. After trying to fix it and looking in Google I give up. It works everywhere except mine iPad 2 ... (--duration); animation-timing-function: var(--amt); } What can I try next?...
asked
Jan 27, 2021
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Technique[技术]
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深蓝
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71.8m
points)
class
0
votes
195
views
1
answer
go并发库singleflight的shared总是true的问题
前言:singleflight.Do第三个参数是个布尔值,代表是否共享结果 问题:为什么我的第三个参数返回值总是true,不应该至少有一个是false吗 环境:centos7,cpu8核,go1.14 package main import ( "fmt" "sync" "time" " ... error) { time.Sleep(time.Millisecond * 1) fmt.Println("mysql query") return 1, nil } 执行结果:...
asked
Jan 27, 2021
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Technique[技术]
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深蓝
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71.8m
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0
votes
389
views
1
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求指导这段代码什么意思?
即将接手的项目中的代码,这是什么意思?没太明白,框架是UmiJS,我也没用过...
asked
Jan 27, 2021
in
Technique[技术]
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深蓝
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71.8m
points)
0
votes
311
views
1
answer
如何简单实现一个类似于 element-ui table 组件
<wxTable :tableData="[{title:'石锤',file:'石锤.pdf'}]"> <wx-column label="部件名称" prop="title"></wx-column> <wx-column label="文件名称" prop="file"></wx-column> </wxTable> 想用这个组件 渲染出这 ... 路 主要是内部的 wx-column 没思路 已经搞定了基础版本 求指教 wx-column 如何绑定自定义事件??????...
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Jan 27, 2021
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Technique[技术]
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71.8m
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如何简单实现一个类似于
0
votes
494
views
1
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vue axios 设置proxyTable跨域后访问接口404
config/index.js proxyTable: { '/api': { target: 'http://10.110.148.59:8085', changeOrigin: true, pathRewrite: { '^/api': '' } } }, 请求接口 this.$http.post('/api/lasf-mgr/user/ylogin',params).then((res)=>{ }) 浏览器报错 请问怎么配置...
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Jan 27, 2021
in
Technique[技术]
by
深蓝
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71.8m
points)
vue
0
votes
297
views
1
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pine script - How to have only the latest instance of certain plotted lines visible?
First: I'm pretty sure this is my poor understanding of how things work ?? I'm trying to plot a a "solid channel" with two horizontal straight ... , lowerRange, xAxisFinishesAt, lowerRange, color=color.blue, width= 1, extend=extend.none)...
asked
Jan 27, 2021
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Technique[技术]
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71.8m
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pine
0
votes
939
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element table如何导出指定列或指定行的数据
表格是这样的, 有这样一个需求可以选中指定行导出,且查看详情此列不导出, 我用的库是网上说的xlsx和file-saver 如何能做定制化导出呢!...
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Jan 27, 2021
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Technique[技术]
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71.8m
points)
element
0
votes
459
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1
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anaconda3 - Anaconda navigator and all it's components disappear when i try to run jupyter notebook. Is there a way to fix this?
After i installed anaconda it disappers a few minutes after i run jupyter notebook. The notebook does not open while the anaconda navigator window closes and all the ... empty. Any fix for this? Or a way to run the navigator again?...
asked
Jan 27, 2021
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Technique[技术]
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71.8m
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anaconda3
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