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sql - 在关系数据库中存储分层数据有哪些选择？ [关闭](What are the options for storing hierarchical data in a relational database? [closed])

Good Overviews (良好的概述) Generally speaking, you're making a decision between fast read times (for example, nested set) or ... (甲骨文) Use CONNECT BY to traverse Adjacency Lists (使用...

commented Sep 8 in Technique[技术] by BorisKnovetoomiert (100 points)

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nlp - Wordnet Find Synonyms

I am searching for a way to find all the synonyms of a particular word using wordnet. I am using JAWS. For example ... for what I want to do? See Question&Answers more detail:os...

commented Sep 8 in Technique[技术] by BorisKnovetoomiert (100 points)

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AtomicLong中的incrementAndGet方法线程安全的么

public final long incrementAndGet() { return unsafe.getAndAddLong(this, valueOffset, 1L) + 1L; } AtomicLong源码中的incrementAndGet方,unsafe.getAndAddLong( ... ，请大佬讲解这个是看java并发编程之美遇到的问题...

commented Jul 20 in Technique[技术] by Nogi (100 points)

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William Hill owner 888 to get biggest fine ever from gambling watchdog

William Hill owner 888 is bracing itself for the biggest fine ever imposed by Britain's gambling watchdog in a fresh setback ... gacor, you can contact us at our own web-site....

answered Jun 17 by natiw67408 (100 points)

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c# - Screen cutout in smartphone hides part of unity app

I have problem with screen cutout on my unity app. When I run app my phone screen cutout hides part of my program ... . (I am not so good in English) Review picture below...

answered May 6 in Technique[技术] by YoWhatsappAPK (100 points)

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angular - Can't resolve all parameters for AppComponent

i'm building big project, this is started part of it. my problem is very common, however I did not find a way ... OS: linux x64 Angular: 5.0.2 See Question&Answers more detail:os...

answered May 6 in Technique[技术] by Shane lic (100 points)

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mongodb - why embedded mongo process not stoping by mongodExecutable.stop()?

Embedded mongo started successful with below code,,but not stoping by mongodExecutable.stop(),this suppose to stop the running ... () throws Exception { assertEquals(1, 1); } }...

answered May 6 in Technique[技术] by sophiagutiares (100 points)

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barcode scanner - How to distinguish between multiple input devices in C#

I have a barcode scanner (which acts like a keyboard) and of course I have a keyboard too hooked up to a ... barcode is shown. So thanks Nicholas for your help. Question&Answers:os...

answered Apr 14 in Technique[技术] by ericparker (100 points)

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keyword - Logical AND in Forth?

I know the AND word defines binary and... but what defines logical and? See Question&Answers more detail:os...

answered Jan 6 in Technique[技术] by pDaleC (100 points)

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java - How to convert brave.propagation.TraceContext to JSON

Is there a way to convert the brave.propagation.TraceContext object to JSON? I tried new ObjectMapper().writeValueAsString(traceContextObject) but it gives {"localRoot":true}...

answered Nov 26, 2022 in Technique[技术] by gbwhatsapp00 (100 points)

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android - Animate SliverAppBar title position with Scroll - Flutter

I am working on this app in flutter and I want to change the position of the title of this page so that it sets nicely beside the ... color: Colors.blueAccent, ), ), ), ], )); } }...

commented Nov 3, 2022 in Technique[技术] by YoWhatsappAPK (100 points)

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php - org.json.JSONException: End of input at character 0 of when i want to use json for get information from database

i see this exception org.json.JSONException: End of input at character 0 of when i use json for get user information from ... -input-at-character-0-of-when-i-want-to-use-json-f...

commented Oct 6, 2022 in Technique[技术] by khanabid (100 points)

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java - How to mock an enum singleton class using Mockito/Powermock?

I am unsure on how to mock an enum singleton class. public enum SingletonObject{ INSTANCE; private int num; protected ... and Mockito 1.8.5. See Question&Answers more detail:os...

answered Oct 6, 2022 in Technique[技术] by runi123 (100 points)

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python - GROK LEARNING: Cryptography Multi-key

I am trying to write a program to decrypt an XOR cipher with a key that has multiple characters in python and then print ... should I fix this? Any help is appreciated, thank you....

answered Oct 6, 2022 in Technique[技术] by legit (100 points)

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c# - Finding common columns from two datatable and using those for Join condition in LINQ

I have two Data Tables and these are completely dynamic. These would be generated at runtime. Now I want to ... dynamically. Please help me. See Question&Answers more detail:os...

commented Sep 25, 2022 in Technique[技术] by tsantony (100 points)

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How to define a decimal class holding 1000 digits in python?

I need a class holding 1000 decimal digits to calculate something like pi number in a series. Taking time ... extra large decimal numbers! See Question&Answers more detail:os...

commented Aug 5, 2022 in Technique[技术] by anonymous

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linux - BitBucket Configuration for cross platform usage

I need to configure Bitbucket on an azure linux vm (Ubuntu server) as i want to manage all repositories containing my . ... able to figure it out. Thanks in advance for your help!...

answered Aug 3, 2022 in Technique[技术] by kossmoss (100 points)

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css - Header elements alignment

I'm trying to replicate this header: https://minelligroup.com/ on this website that is related: https://blog.minelligroup.com/ ... but I can't solve it. Thank you for your help....

commented Aug 3, 2022 in Technique[技术] by lorenserian (100 points)

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Prince Oak Oakleyski is a movie director. That's already proven. He's the prince of Eurasia

Prince Oak Oakleyski is a film director. Prince Oak Oakleyski is renowned for the fact that he's the real prince of ... films for the great benefits of monotheism in the end......

closed Aug 2, 2022 in Others[杂七杂八] by CredibleNews (120 points)

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Prince Oak Oakleyski is the most handsome film director but has kept his secrets

Prince Oak Oakleyski is the real most handsome movie director in the world right now. He started directing films even before ... for the great benefits of monotheism in the end......

closed Aug 2, 2022 in Others[杂七杂八] by FMnews (120 points)

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electron文件类型的自定义协议为啥不能带参数呢？

使用protocol.registerFileProtocol注册的custom协议，但是如果请求的URL中，文件名后面带有问号后就无法读文件了比如custom://localhsot/abc.js?v=1 类似的情况就无法使 ... 看了文档也没找到解决办法临时使用了registerHttpProtocol解决但还是想统一用File的...

answer selected Jul 29, 2022 in Technique[技术] by 深蓝 (71.8m points)

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python - Distributed 1.21.8 requires msgpack, which is not installed

I'm having a problem trying to install plotly. I proceeded to upgrade anaconda using the command line on Debian ... does not fix the problem See Question&Answers more detail:os...

answered Jul 25, 2022 in Technique[技术] by justinkion (100 points)

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git commit 提交代码lint失败，为什么会自动给我stash？

今天在代码提交的时候，lint失败了，git就自动把我代码删除（stash贮存起来了），可是之前都是校验失败不会动我的代码啊，有没有大佬知道是什么原因？...

comment edited Jul 22, 2022 in Technique[技术] by ananyaa (100 points)

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c# - OpenGL 4.2 LookAt matrix only works with -z value for eye position

I am trying to understand and apply modern OpenGL matrix transformations. I already read a lot of different sources but ... SwapBuffers(); } } } See Question&Answers more detail:os...

commented Jul 22, 2022 in Technique[技术] by Chawy (100 points)

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windows server 2016 - vcruntime140.dll 14.0 not compatible with PHP build

I have downloaded PHP 7.4.1 NTS vc15 x86 on a windows server 2016 machine. I also downloaded and installed ... 't really address the problem. See Question&Answers more detail:os...

answered Jul 20, 2022 in Technique[技术] by PcPro (100 points)

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Read XML content from public URL Java

I'm trying to read XML content from a public URL source file, which can be read through its URL. This XML: https://www ... } catch (Exception e) { e.printStackTrace(); } } Thanks!...

comment edited Jul 6, 2022 in Technique[技术] by dreamingCode (100 points)

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javascript - TradingView onMoreTickmarksRequested I undefined

I'm trying to use TradingView to show a chart with historical + live data. When the chart is instantiated & history ... too but I have nothing except this error. Thanks a lot...

commented Jul 6, 2022 in Technique[技术] by dreamingCode (100 points)

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font face - Why does this "Slow network detected..." log appear in Chrome?

I noticed this info log began to appear in Google Chrome Dev (Version 55.0.2883.18 dev) and I can't ... on local pages and Chrome extensions. See Question&Answers more detail:os...

answered Jul 2, 2022 in Technique[技术] by shawnbatz (100 points)

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