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I'm a student at lab of nuclear physics and I'm trying to use ROOT in pycharm. Unfortunately, it always says: ... exist. Although, I can use in root in python on terminal....

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

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542 views

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command line - lxc option "--" when calling lxc-start / lxc-create

What is the significance of -- in the command line of commands like lxc-create or lxc-start. I tried to use Google in order ... d -f /etc/lxc/lxc-app/lxc-app.conf -- $application &...

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

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python - Why does this output the first element in the tuple?

I was reading through some answers and this was a solution to printing ['Bill', 'John', 'Tony', 'Phill'] from the list below. ... does this line do? print([x for x, y in mylist])...

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

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180 views

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css - How to change sass import file when body class is changing

Is any way to change scss file with color variables when class in body is changing? I mean when I have in html: <body ... /body> I want to load in style.scss @import 'dark-mode';...

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

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496 views

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vue编译时正常，运行时报错Cannot read property 'getters' of undefined是怎么回事

如题，vue的项目编译能通过，但是浏览器运行时就报错，如下无法定位到错误的地方。有大佬知道这是怎么回事吗...

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

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怎么看当前节点最大能用的内存

Web上显示DolphinDB database集群各节点如下：这个怎么看当前节点的最大能用的内存？下图是执行license()函数的结果，这个是限制了单个节点最大内存为8G吗？...

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

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447 views

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通过rem自适应，刷新页面时会有一个变小再变大的过程怎么解决？

通过rem自适应，刷新页面时会有一个变小再变大的过程怎么解决？现在初始字体大小是通过js屏幕宽度计算出来除了rem有什么比较好的移动端适配方案？...

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

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vue-cli3，vue.config.js中output、module、plugins等属性报错

webpack v4.44.1 vue-cli3，vue.config.js 我只要设置output module plugins这些属性就报错之前vue-cli2没有接触过webpack的详细配置，听说版本3简化很多就鼓起勇气开始学，结果一边查资料一边设置遇到了 ... 属性了，但是官网就简单带过没有例子，无处下手请问哪里可以找到有例子的教程 ...

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

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419 views

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scala - Spark errors with UDFs running on standalone

I'm running my program of spark which locally working but not remotly. My program have these components(containers): ... using "spark.jars" but without success. Any suggestion?...

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

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ggplot2 - Not adjusted (?) trend line, ggplot [R]

Maybe it's an understanding error but with this data and code... data %>% ggplot(aes(x, y)) + geom_point() ... . Anyone could help me to understand the error, please? Thanks....

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

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c# - Update input language of on screen keyboard

I have an Windows Forms application written in C# .NET 5 with a webview2 control which hosts a kiosk based application which ... I might achieve the desired effect in .NET 5.0?...

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

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492 views

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echarts能实现这种样式的地图吗？

如下图所示，地图填充部分全是点状的，而常见的地图案例里面都是纯色的，请问如何实现这种样式的地图，API里没有找到这方面的配置，谢谢各位~...

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

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259 views

1 answer

android - Pass data from adapter to activity using interface callback method with Kotlin

I have read through this Kotiln: pass data from adapter to activity and am attempting option 1 from the answer given. I ... // Update the cached copy of the words in the adapte...

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

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502 views

1 answer

vue项目启动后，localhost这个页面加载了很长时间

此项目做了ssr，用的是Vapper 之前一直好好的，隔了几个月后，今天本地运行发现了此问题几番搜索后无果。。。...

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

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305 views

1 answer

powerbi - How to bound slicer with the only one chart on a dashboad page?

For example, I have 3 different charts on the same Dashboard page. For each of the charts, I want to have a ... slicer? (While by default each slicer changes all other 3 charts)...

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

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421 views

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python 3.x - missing FROM-clause entry for table "account"

hi am working on odoo 11 accounting and am trying to devlop consolidate trial balance in multi company this is my sql ... result and i got this error can anyone help me, please...

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

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1.4k views

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vuepress dev无异常 build报错

如题，在进行本地开发时无异常，一打包就报错以下是config.js内容: ` module.exports = { title: '买个萝卜', description: '萝卜的 ... found in: npm ERR! E:ools odejs ode_cache\_logs2020-08-17T18_13_48_258Z-debug.log `...

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

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224 views

1 answer

dart - flutter how to do swappable route transtions

I am trying to recreate the coupertinoPageTransitions with a couple additions. I have two pages and I would like to ... this like package is also appreciated if you know any....

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

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539 views

1 answer

memory management - Project.exe has triggered a breakpoint (C)

I'm a beginner programmer, I got a home assignment to seperate a string into words, and put each word in an array of strings. We are ... i++) { free(arr[i]); arr[i] = NULL; } }...

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

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373 views

1 answer

js数字累加变拼接怎么搞

用number转了还是拼接，请问一下解决办法 PRTable.forEach(item=>{ iDeposit += Number(item.InitialDeposit) })...

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

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raft 读请求可以读follower吗

raft写的话是走leader节点，同步至少(n/2+1)个节点即可；那如果写后读场景，raft的读也是只能走leader节点吗？如果走follower节点，是否会存在读脏数据的问题？...

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

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368 views

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http - Flutter REST Calls Time Out

I am making api calls via flutter to my server. I have checked my android manifest settings and I have placed <uses ... error: Bad state: Insecure HTTP is not allowed by platform:...

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

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r - Combine rows with same content

I am working with a tsv file that contains information on genetic variants. Given that this information comes from multiple databases, ... name, but I don't know how to do that....

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

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163 views

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js如何转换如下数据？

需求：把数据res整成validRes,循环了半天还是没整理出来，各位大佬们，请问该如何转换？谢谢 ~ createdate: '2020-04-09', data: 'xxxxx1' },{ createdate: '2018-08-24', ... : '8', data: [{ day: '08-24', data: 'xxxxx2' }] }] }]...

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

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297 views

1 answer

e-Charts图表如何在移动端做成横屏的呢？

e-Charts图表如何在移动端做成横屏的呢？...

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

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216 views

1 answer

windows - Create dictionary / list from registered variable in Ansible

Hej *, I'm writing a playbook which should set some disk attributes in the Windows registry. All disk attributes are ... Is there a way to accomplish that? Thanks and regards Erik...

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

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340 views

1 answer

Node.js with Laravel on Plesk: window is not defined

Well, I'm no expert at Node.js at all. All I've got is a Laravel application and for practicing, I want to ... may consider this option, since I don't know much about Node.js...

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

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296 views

1 answer

求一个驾驶证类型的正则

A1、A2、A3、B1、B2、C1、C2、C3、C4、D、E、F、M、N、P驾驶证类型有这么多...

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

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