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706 views

1 answer

怎么快速批量将 2 亿多数据插入到 ES 集群中？

目前已采用过Python 相应模块 bulk 方法，但是速度很慢。网上说可以使用 curl bulk ，将大文件拆分为多个小的 json文件去批量插入，但是发现有丢数据的情况～...

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

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673 views

1 answer

Android scrollbars appear inside views after opening preferencescreen

I use navigation architecture component and if I navigate to the settings page and then I go back ... color_values" app:useSimpleSummaryProvider="true" /> </PreferenceCategory>...

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

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916 views

1 answer

Datatables 请求帮助可以有尝

HTML 页面用的是http://www.bootstrapmb.com/it... 中的 Basic Example 我现在想要用Datatables 来获取到JAVA后端的数据来渲染到这个页面上实现选择页面显示条数可以用搜索可以用分页可以用帮助我完成这个功能小红包100大洋有意思的可以加我Q369488985...

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

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729 views

1 answer

browser - MYSQL database is showing blank entries when submitting the data from a PHP form?

I having a serious problem in my project but that problem is really new to me. Let me explain you, when I'm submitting the ... think that's a browser problem.? If I'm not wrong..)...

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

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959 views

1 answer

yii2 fileCache 存储array时需要进行json_encode吗？

在php将array利用fileCache缓存组件存入文件，需要时再取出array处理，是最常见的操作。现在工作中处理时经常使用json\_encode,json\_decode对出入缓存增加额外的操作，想知道这样做是必要的吗？有什么好处？或者说fileCache没有对要缓存的数据做序列化工作吗？...

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

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912 views

1 answer

I can't assign every position to true in boolean 2D array with for loops in Processing 3.5.4

Hi I am making a small game (frogger), and I'm trying to make all of the water lethal to walk on. Anyways, I made a ... works: deathCoords[0][0] = true; Any way to fix this? Thanks...

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

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933 views

1 answer

webpack5如何通过命令行传递环境变量

webpack的版本为5.2.0，wbpack-cli的版本为4.1.0无法识别图中的写法，但是在webpack4+的版本中可以识别...

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

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1.3k views

1 answer

想要在canvas渲染一张可自动放大缩小的图片，一个指定大小的区域，裁剪区域里的图片，再下图和代码

问题描述想要实现一个头像截图上传功能，在canvas上渲染一张图片，图片可放大缩小，再在canvas指定一个区域(红色框)， 1.不管图片放大缩小，都只截取该区域，如图中红 ... ") document.getElementById('img').setAttribute('src', url) } </script> </body> </html>...

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

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1.1k views

1 answer

spring boot 多例模式应用场景

默认情况下，spring boot使用的单例模式，为了提高性能，对于一些特殊的bean可以使用多例模式，但是我有几个问题，第一多例模式打开以后，什么时候释放这些实例对象？是一直累加下去直到资源枯竭么？...

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

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1.3k views

1 answer

oracle - Transferring files from my Local windows pc to my Linux VM

SO i am new to tech, and as previous posts suggests i am working with OCI. Currently i run a linux 8 VM on OCI ... not sure where to start. Anybody with good advice please aid me!...

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

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1.5k views

1 answer

elasticsearch - Elastic search filter based on array of object

Below is mapping which i have { "defaultBoostValue":1.01, "boostDetails": [ { "Type": "Type1", "value": 1.0001 ... is array of object, how can we apply filter on such case...

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

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1.7k views

1 answer

kubernetes - Autoscaling in GKE based on RabbitMQ Queue Size

I am very new to both Kubernetes and RabbitMQ, but I am attempting to autoscale pods based on the number ... not being delivered or suggested alternate routes would be appreciated....

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

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2.4k views

1 answer

layer分页组件，为什么设置了count它始终默认10条

我这样设置应该是5页每页1条，为什么它始终只显示一页每页一条数据，真没搞懂啊.... //使用layui分页 layui.use('laypage', function() { var laypage = ... data.content; totalCount = data.data.totalCount;//这里总数是5~~~~ } }); };...

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

0 votes

1.4k views

1 answer

mpvue中web-view怎么使用bindmessage？

如题，需求是h5页面传参给小程序接收，代码如下： h5： <template> <div> <button @click="postMessage">click</button> </div> </template> <script> import wx from ... 序点击进入web-view的page直接就跳转到h5页面了，也没有打印任何信息，求解 ...

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

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1.9k views

1 answer

WooCommerce Rest API - Get Orders using after and before parameters in UTC format, returns orders in local timezone

I'm calling the GET statement for WooCommerce Order API, and to limit the result set I'm always using before and after ... :15:16", "date_created_gmt": "2021-01-12T17:15:16",...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.8k views

1 answer

math - Powershell small numbers rounding up etc

How do i stop numbers being rounded up and changing in powershell for example [int]$i = 0.0000085 showing as being 0 but ... as 0.0000085 so i can add and subtract the number etc....

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.6k views

1 answer

java - having String Index Out Of Bounds Exception while file reading

public List<SoruKelime> getAllQuestion() { List<SoruKelime> questions = new ArrayList<>(); try { Scanner myReader = new Scanner( ... what else I can do. Can you help me about that...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.6k views

1 answer

better-scroll切换页面问题

使用这个滑动组件刚开始没问题后来才发现滑动只管一次加载的尺寸，切换成第二个页面直接就不动了！请诸位告诉我详细解决方法！ <template> <div class="section"> <div ... : true, scrollbar: true, click:true, tap:true }) }, 1000) }) } } </script>...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.9k views

1 answer

vue中如何动态引入不同文件夹下的组件

有个业务场景，在import引入组件时，需要先判断对应文件夹下是否这个vue文件，如果有就引入这个，如果没有就引入公共文件夹下得vue文件已经想到用require.context判断对应文件下是否有这个vue文件请问如何根据结果动态引入组件？...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.9k views

1 answer

api - Information about tracking system

I have one question about tracking by postal code. Is it possible? I've seen some websites where you can track ... information but there is still nothing. Can someone help me ?...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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2.6k views

1 answer

sql - Get max value per day with the corresponding name

I have the following table: day name val 12-01-2021 Een 1 11-01-2021 Twee 12 12-01-2021 Drie 0 12-01-2021 Twee 1 11-01-2021 Drie 19 11-01-2021 Een 11...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

Why do links to twitter and direct links to tweets fail inside of Embedly?

We currently use Embedly for our mobile apps and have a feature to share links as news items. For most any normal ... ://embed.ly) and that the content is publically accessable....

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

java 程序报错未知原因

public String HttpForm(String Url, Map<String, Object> DataParams, Map<String, String> Headers) throws IOException { ... main(Main.java:22) Process finished with exit code 1...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

2.1k views

1 answer

Thinkphp6 在Docker中访问很慢，同样代码服务器上很快

不知道提供的图片够不够，麻烦大家了，研究了半天了慢日志是2s的日志...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

2.1k views

1 answer

node.js - All messages appear on the WebSocket channel

I am aiming to write a custom two-sided message system using socket.io and node.js. Now I made a system that ... the client where user_2 is listening instead of the whole client?...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

2.0k views

1 answer

string - How do i save a pdf file to a desktop directory using vb.net?

I am creating a PDF form in vb.net and saving it to my desktop. The user inputs a name into the ... , MessageBoxButtons.OK, MessageBoxIcon.Exclamation) End Try End Sub End Class...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.9k views

1 answer

visual studio - OpenQA.Selenium.Support.UI.UnexpectedTagNameException : Element should have been select but was "title" c#

I'm trying to access to the permissions section in the page i'm working for, for a test in selenium, but i don't know ... so if you guys can help me, i will appreciate it a lot....

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

1.7k views

1 answer

Gnuplot: can I make x axis stretch at some data points?

I have vector of time points which will be represented at x axis. some of these time points occur at certain sign and ... for double space time points. can I plot this in gnuplot?...

asked Jan 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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