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如何复制一个本地文件中的所有节点(AWS)集群?

Starting with a 10MB on a local computer, we'd like to copy it to all 100 nodes on an existing cluster on AWS, without restarting the cluster. This cluster has 1 "master" node; the rest are "Task" and

改变绘制形状对谷歌地图的ID的颜色

I have a google map with drawn shapes and a table where user can see name/description of all drawn places. When I click on a table row I get the place id. Now I want to find the drawn place with this

Keras:scikit优化资源枯竭

I am currently working on a dataset with scikit-optimize for automated model creation. I use gaussian processes to find optimal hyperparameters which are created by gp_minimize(..) from the scikit-opt

错误:JSON解析作者

I had a project, but, it seems that I have missed it. The problem is about parsing Author in Json, Author is not always present. So, how to parse a miing field that might be present or not. See on

闪亮的plotlyoutput plotoutput停止工作

I am experiencing a weird error. I don't know if it is because of Shiny, or pheatmap, or RStudio, or plotly. I need to show a plot coming from pheatmap and another plot (with renderPlotly) in the

F #搜索通过多值/输入记录

Sorry if this seems like a stupid question, I'm still trying to figure out how F# does things So, say I established a record with the following: type person = { fName: string; lName: string;

指定壳输出变量或退出(终止makefile)

How can I terminate Makefile with an error if shell command output an $$? -ne 0 ? HELPER := $(shell dirname $(abspath $(lastword VERSION ?= $(shell . $(HELPER); getVersion) || (echo "getVersion

以C的32位BMP的装载问题

im having the followng code: case WM_PAINT:{ PAINTSTRUCT ps; HDC hDC = BeginPaint(hWnd, &ps); HBITMAP hBitmaptest = (HBITMAP)LoadImage(NULL, "pls.bmp", IMAGE_BITMAP, mapBreite*scaling,

PowerShell获取内容路径不在脚本运行的证明(让加密)但运行正常时运行PowerShell脚本

Thanks for looking at what is probably a stupid mistake. Just getting to grips with powershell for automating Lets Encrypt certificate update using Certify. My problem is I have made a script which

检索特定驱动数据得到wmiobject win32_logicaldisk

I am attempting to retrieve the FreeSpace for a specific drive using Get-WmiObject. Using Get-WmiObject Win32_logicaldisk on my machine returns the following: PS C:\Users\Julian\Desktop\Tools\

Tkinter多边形边缘分辨率

I am attempting to draw some polygons using tkinter. That is relatively easy. The problem is that the edges of the polygon are fairly pixelized/low resolution. See the example in the picture: Is

转换一个火花dataframe熊猫DF

Is there a way to convert a Spark Df (not RDD) to pandas DF I tried the following: var some_df = Seq( ("A", "no"), ("B", "yes"), ("B", "yes"), ("B", "no") ).toDF( "user_id", "phone_number")

It is very weird that I can't seem to make this work. This is my architecture: I have a named pipe which will communicate between a always-running root reader process and multiple application writer

jQuery:动态改变锚数据属性如果需要

I have a tiny jQuery function to add an id to each header (for the sake of using as anchor in a TOC). $(":header").each(function() { let eachID = $(this) .text() .toLowerCase() .

Logstash加载重复

Create a log file with one record. test test 07-05-2018 04:35:434 2018-05-07 06:41:04.844 941 Logstash config file. input { file { path => "/path/*.log" type => "test" start_position =>

斯威夫特垃圾邮件报告机制

I turned in my communication app to Apple. But they returned some issues to me. One of them is that my app doesn't have spam report mechanism. I wondered how to make users to report spam in my app.

自动拒绝承诺在未解决promise.all [复制]

When using Promise.all if one of the Promises rejects the Promise.all rejects as a whole. However, it seems my script will not terminate until all of the Promises inside of the Promise.all have

多实现抛出500服务器响应

In my application user's have the ability to post. I am trying to implement image uploading so that they can post pictures too. As of now I have the text upload working but when I try to implement the

如何绑定表单输入字典值(aspnet核心剃刀页)

I'm creating an ASP.NET core razor page web app, one of the pages need to be able to modify a Dictionary property. The object i am trying to modify is as follows: public class Element { [Key]

需要帮助创造我的Python类我__eq__方法

This is my class: class Test(): def __init__(self, book1, book2, book3): self._book1 = book1 self._book2 = book2 self._book3 = book3 def__eq__:????? I need to create

将实体填充默认值为DB?

I had a nullable field in my model. I changed it to be required and non-nullable. New records get set correctly, but is there anyway to have existing records have their field be updated? In the

从循环[复制] jQuery检索值

My loop gets the data from the mysql database and creates a div. these values are more than 1. I need to get to the values from the class: cenaprzedmiotu and nazwa when I click on the addtobasket

Python:指定不同的值为轴

I have a plot that is scaled from 1-30. I want to switch that to having 40 microns for every 1 increment. So a total from 1-1200, without changing the plot. Please help me modify the code. Graph is

CSS宽度:100%不保持对所有决议

Using CSS I have set the width of the page's footer: #footer { height: 80px; width: 100%; position: absolute; bottom: 0; left: 0; padding: 1rem; text-align: center;

剑道DropDownList不清爽地

I have a grid and dropdown list. Items of dropdownlist should change depends on which row I have selected in grid. It's working fine. But the problem is when I select another row, it's showing data

让家长和孩子和祖父母嵌套

I have a problem like this Parent Child1 Child2 Child3 now if parent moves, the child also moves and the sorting order is rewritten, now i am

WAMP服务器运行Web应用程序没有字的新闻

I am trying to run my Website from localhost by using Wamp Server with Word press but problem is when i try to access it , its always shows errors .. This site can’t be reached mysite’s server IP

师:面对问题的网页。goto(URL)以截图

The following code executes the unit test that is it loads the page url, and wait there until timeout, but exit out with error Error: Timeout of 65000ms exceeded without taking a screenshot. describe(

不允许进入价值多排块Oracle Forms

My table looks like this: +-------------------+ |Name | +-------------------+ |Name1 | |Name2 | |Name3 | |Name4 | |Name1Jr

这应该是使用Unicode编码

In looking at fileformat.info and Wikipedia, they use different notations for the unicode symbol ▨. On Wikipedia they use U+25A8 while on fileformat.info they use everything else in the table below.

R的概率由多个时间序列

I have an xts object that reads like this: index ID timestamp_event Answer X2018.06.05.16.08.05. 1 2018-06-05 16:01:49 no X2018.06.05.16.08.05.1

NumPy距离矩阵计算的有效途径

I have this sample array: In [38]: arr Out[38]: array([ 0, 44, 121, 154, 191]) The above is just a sample whereas my actual array size is pretty huge. So, what is an efficient way to compute a

机器学习的文本搜索功能的方法

I am trying to kick start on machine learning but I am not sure which approach would be the most suitable for my case. What I wanted to do is user enter text to search, then the text suggestion list

我想要一个ImageView图像等于传统型的图像时,它是挖?

I have a CollectionView with a random image in each cell called imageCell below. And I have another imageView called mainImage. I want mainImage to equal the image selected in the CollectionView when

Sitecore的自定义的RSS订阅

I am trying to create a custom RSS feed for my project. I am fairly new to making changes with RSS Feed. So i was reading articles by John West and how to override my RSS by creating a new template

提供OpenStack VMS通过ManageIQ误差

1d Hello, I’m not sure if this is the right place to ask this, so please forgive me if it’s incorrect. I am working on an Openstack cluster, and have added it to ManageIQ as a cloud provider. It

如何找到下面的区域中的像素值的轴

Is there a command that returns the area underneath axes in pixels? Something like the findobj(gcf,'tag',axes1')? I tried it with no luck

我们怎样才能获得谷歌的默认凭据的文件吗?

We're looking at using Google BigQuery to store some data, sent from a ReactJS web client. Reference: https://cloud.google.com/bigquery/docs/reference/libraries#client-libraries-install-nodejs The

Kubernetes持久储存文件

What's the best way to store a persistent file in Kubernetes? I have a cert (.pfx) and I want to be passing to the application its path. From the looks of it it can't be stored in secrets. Was

一个简单的计数聚集在MySQL

I am formulating a MySQL query that tries to aggregate a COUNT. The data looks like this.table is "workers" NAME DPT ----- ---- CLARK 10 JAMES 10 ALLEN 10

Laravel广播的API

I'm making an app with Ionic that calls a Laravel API and one of the functionalities of the app is a real-time chat between users, so I need to listen to events that will be triggered on the backend.

线程在JJS jrunscript vs.

I have a system that's based on jrunscript (for now) because it is capable of using both the pre-Java 8 Sun Rhino implementation, as well as Nashorn, to run scripts. There's a lot going on, but my

你如何让一个类的对象的位置变化的基础上

Basically, I am writing an 'Enemy' class that takes in an image from a list of images and a position number (o), and assigns it to its position on the screen. Variable o is set to -1 initially. How

我想把完整的Python脚本的PHP脚本[持有]

i want to convert it to php, who gonna help me ? code: import requests import re try : user = raw_input('User : ') msg = raw_input('Message : ') nbr = input("How Much : ") url ='http:/

更新的另一种形式的C # listviewitems使用文本框

I have Form1(main form) where I load in a ListView a list of Products created in Form2. I created a context menu strip that when i select a row from the listView, and choose the Edit option in that

在HTML中使用jsoup检索跨度值

I am trying to retrieve the number "1" from the "display-ratings" span class in the snippet of html below: <article class="surveys-verbatim__item "> <h3 id="engine_major"> &

我如何分割出视频的前15秒并保存到相机胶卷迅速

I'm trying to grab the first 15 seconds of any video selected from the UIImagePicker and then save that to the photo library. I'm using AVFoundation to grab the first 15 seconds and then save as a new

MySQL主机localhost和127.0.0.1但SSH的背景并在前台工作的SSH隧道隧道

So this is similar to my previous question, except now 127.0.0.1 does not work either: ssh tunnel in foreground works for mysql host localhost but ssh-tunnel in background works for mysql host 127.0.0.

我怎么总有一列排在一起时一样在PostgreSQL

I have a table like this user_id | start_time | end_time | group_number 1 | 2018-06-20 01:00:00 | 2018-06-20 01:10:00 | 1 1 | 2018-06-20 01:20:00 | 2018-06-20 01:30:00

检测完成代码异步块快4

I am trying to check if a data exists in the database. The fetching of the data is done in an asynchronous method. I need to detect when the function finishes and execute the next sequence of code.

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