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python - Discarding the initial reports in multiple excel and create one dataframe pandas

In a folder,there is multiple excel files with initial unwanted report and the unwanted footer also. Unwanted number of ... = pd.concat(dfList) Thanks in advance for your help....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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331 views

1 answer

Node express中获取的get参数数组变成对象

前端是react，后端是express 前端向后端以get方式传递一个字符串内容的数组，后端req.query方式取出之前一直跑的好好的，但当数组长度达到30左右的时候就会报错，排查后发现后端的req.query取出的数据变成Object ... 到现在想咨询下各位大佬，出现这个错误的原因和原理是什么？是node的原因，express的原因还是其他呢？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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120 views

1 answer

How to add variables with command line in ansible?

i have to playbook for tower-cli command, which will create credentials with custom credentials type. - name: Create a valid ... used the sed command. What I am doing wrong here?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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473 views

1 answer

浏览器窗口最小化后flvjs延时问题如何解决

浏览器窗口最小化后flvjs延时问题如何解决...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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341 views

1 answer

为何有些人不喜欢使用 SQL 方言?

为何有些人不喜欢使用 SQL 方言? 尤其是喜欢用 ORM 的后端工程师像是 oracle 的 pl/sql,sql server 的 t-sql 最近看一个新同事的code (有3年资历) 明明可以使用 t-sql 设定变数的方式,一个 sql ... 过度设计" 了并且个数据库厂商提供的方言,很多时候可以提供更高速度方便的工具 "不应该不使用"...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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177 views

1 answer

php - PDOException “could not find driver”

I have just installed Debian Lenny with Apache, MySQL, and PHP and I am receiving a PDOException could not find driver ... I get is experts-exchange and examples, but no solutions....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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136 views

1 answer

javascript - Adding session to the middleware token auth

My project is in Vue3 with node express backend server and firebase for database service. The front end api call for ... user can update data only for a certain period of time....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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283 views

1 answer

小白请问小程序输入数字后怎么把数字变成*号？

/* 密码弹窗 */ .password-model { position: fixed; top: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, . ... true }) } this.setData({ plateBox: plateBox, keyI: idx, }) },...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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247 views

1 answer

html - R Markdown htmltools with cat function adds additional not needed code

I need to generate a grid of thumbnails with texts and links. Something like YouTube. To do so I am using Markdown and ... me why it is like that there and how to remove it?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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730 views

1 answer

electron-vue项目打包过后发送登录的请求请求头里面的origin为file://？

electron-vue脚手架搭建的项目本身是把vue的项目搬过去，但是打包过后发送登录的请求请求头里面的origin为file://，且referer没有被带上，因此请求被返回的信息为缺少referer 请问有大神处理过这类问题吗...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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508 views

1 answer

微信小程序怎么自定义唤起的选择相册按钮？

使用的API是wx.chooseVideo(Object object)，想在拍摄下面加一句提示，应该怎么实现呢？ -----------谢谢大家的关注，已经找到解决办法了----------- https://developers.weixin.qq.......

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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341 views

1 answer

点击哪个就让哪个背景变色为什么不生效？

<view class="item" style="{{index==current?'active':''}}" wx:for="{{list.dataList}}" bindtap="changeItem" data-index= ... ({ current: index }) } .active{ background-color: blue; }...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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476 views

1 answer

请问防止流量攻击黑名单IP方式会做在硬体还是防火墙还是APP层?

请问防止流量攻击黑名单IP方式会做在硬体还是防火墙还是APP层? 最近有个人说 [压力测试] 最近想要玩c10k，所以想要请教有比较好的stress testing tools，我目前用的方法比较笨，用Apache Benchmark开4台server ... 问超过NNNN次将会列入黑单名单,假如请求IP在黑名单名单内返回404给对方请问大家会如何做呢?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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500 views

1 answer

Android程序闪退的错误日志，求助！

程序进去就初始化一个DialogFragment，在小米版本7.0会出现闪退现象，求大神帮忙解读一下错误日志，感谢 launch crash 09-09 10 ... to instantiate fragment com.ds.dingsheng.views.BottomDialog: could not find Fragment constructor...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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111 views

1 answer

reactjs - history change url does not load

When you click on the button, the url changes but the redirect does not occur. If you reload manually, then it opens the desired page. ... /> </div> </div> </Switch> </Router> ); }...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

1 answer

azure cosmosdb - vercel cosmoDB issue

Using cosmoDB getting this error on vercel: { "errorType":"Runtime.UnhandledPromiseRejection", "errorMessage":"MongoError: ... " while logging into vercel site user already exists....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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276 views

1 answer

ios - What is the use of in label of utf16Offset(in: )

I can't understand the in label of utf16Offset(in:) statement what the use of this label. And can ... textString.range(of: hyperText)?.lowerBound.utf16Offset(in: textString)...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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155 views

1 answer

怎么split1列成3列

2,4-滴异辛酯/2,4-D-ethylhexyl:7%;莠去津/atrazine:28%;乙草胺/acetochlor:42% 这字符串中三种有效成分，每种有效成分间用';'分隔 t=table(["2 ... `c1`c2`c3 from t 执行报错： Not allowed to create a matrix with type STRING...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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206 views

1 answer

java - Eclipse RCP Application (using p2 repo) Build automation using Ant

We have an Eclipse RCP application which is developed using Eclipse 3.2 (old style update sites) and RCP 3. We have ... proper build folder or will i need to write new ant script?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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543 views

1 answer

intellij idea - How to prevent all products of JetBrains from checking ignored files in the background and make it possible to commit

I've used several products of JetBrains. If I don't disable the git plugin in WebStorm (or IDEA), the IDE would always keep checking for ignored files. How to solve this problem?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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176 views

1 answer

python 3.x - Cant import sublime_plugin

I cant import sublime_plugin. This code worked yesterday: import sublime_plugin But when i came back today it doesn't work ... Sublime in windows7 Edit: It doesn't work anymore....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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233 views

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javascript - error TS2304: Cannot find name 'createNewEvent'

I am writing a Unit Test for my input box in Angular 11. Here is my spec.ts code: import { ComponentFixture ... 'createNewEvent'. I have used such an approach from angular website....

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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228 views

1 answer

sql server - Can we relocate the sqlaudit file to some other machine and view

We have enabled security audit for MSSQL DB and generated the sqlaudit file. We are also able to view the content ... anything we need to consider while sharing the audit file?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

elementui 组件 select 已选中项如何脱离备选 options？

使用elementui需要用到select组件的远程搜索，绑定的是一个对象（用户），属性大概如下： UserId UserName，DeptName 选中后，选中label显示 UserName(DeptName) 现在有一个问题，当编辑一个页 ... 件显示的都是 UserId，因为当前 select 的 options 为空该怎么处理这种问题呢？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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296 views

1 answer

development environment - How to connect data between PowerApps to MS Booking

I'm use in MS PowerApps to create my application and now I don't have privilage to create new database there and I can ... to appointment in MS Booking and I need help for this......

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

354 views

1 answer

jquery动态多条件筛选功能一个元素后面加一个元素不起作用

需求是一个多条件筛选，动态生成第一类，然后鼠标hover展示第二类，所以想after在大类所属的span后面 $.each(obj.params, function (id, val)?{ span_param = $("<span?class=' ... 想让每个ul插入每个对应的span的后面，各位大神走过路过不要错过，指点一下吧，谢谢！！！...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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188 views

1 answer

Launch Python Script by clicking a HTML button mixed with an Ajax Function

I wrote a Python script, on one side, which should let me send some commands to network devices. On the other side, i have ... code guys? Thanks in advance and all the best ;-) !!!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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433 views

1 answer

vue-cil 添加组件以后国际化文件失效

框架里面的国际化原来是可以使用的，但是调用组件以后国际化失效这是为什么，为什么组件的国际化会会覆盖框架里的国际化呢？...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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