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    public final long incrementAndGet() { return unsafe.getAndAddLong(this, valueOffset, 1L) + 1L; } AtomicLong源码中的incrementAndGet方,unsafe.getAndAddLong(this, valueOffset, 1L)方法我清楚是线程安全的,但是在+1之后不又是线程不安全了么。这点不是很清楚,请大佬讲解。这个是看java并发编程之美遇到的问题...
commented Nov 22 in Technique[技术] by marthamile (100 points)
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    Good Overviews (良好的概述) Generally speaking, you're making a decision between fast read times (for example, nested set) or fast write times (adjacency list). (一般来说,您要在快 ... 变量用于邻接列表) Oracle (甲骨文) Use CONNECT BY to traverse Adjacency Lists (使用...
commented Nov 17 in Technique[技术] by VaughnTon (100 points)
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    I am searching for a way to find all the synonyms of a particular word using wordnet. I am using JAWS. For example: love(v): admire, adulate, be ... it and is wordnet suited for what I want to do? See Question&Answers more detail:os...
commented Nov 17 in Technique[技术] by VaughnTon (100 points)
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    I am pretty new in Django and Python and I am trying to follow this videotutorial about how to migrate a Django application from SqlLite to Postgres database: https ... I missing? How can I try to fix it? See Question&Answers more detail:os...
commented Nov 13 in Technique[技术] by rchedjou (100 points)
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    Upon creating a message box with standard buttons in PyQT5, I find that only some of them have keyboard shortcuts. How do I add shortcuts where they aren' ... QMessageBox.No | QMessageBox.Yes ) M.setDefaultButton( QMessageBox.No ) M.exec()...
commented Oct 18 in Technique[技术] by casino games (100 points)
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     William Hill owner 888 is bracing itself for the biggest fine ever imposed by Britain's gambling watchdog in a fresh setback for the company. It has set aside £15million ... ways to use slot gacor, you can contact us at our own web-site....
answered Jun 17 by natiw67408 (100 points)
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    I have problem with screen cutout on my unity app. When I run app my phone screen cutout hides part of my program as well as bottom rounding. How can I ... is disabled in phone preferences. (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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    i'm building big project, this is started part of it. my problem is very common, however I did not find a way to solve it. really need your help! I get an ... 2 Node: 8.3.0 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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    Embedded mongo started successful with below code,,but not stoping by mongodExecutable.stop(),this suppose to stop the running mongo. what can be the issue, The ... @Test public void testfeature() throws Exception { assertEquals(1, 1); } }...
answered May 6 in Technique[技术] by sophiagutiares (100 points)
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    I have a barcode scanner (which acts like a keyboard) and of course I have a keyboard too hooked up to a computer. The software is accepting input ... popup with the 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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    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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    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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    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 back button when the Sliver App Bar collapses ... , size: 30, color: Colors.blueAccent, ), ), ), ], )); } }...
commented Nov 3, 2022 in Technique[技术] by YoWhatsappAPK (100 points)
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    i see this exception org.json.JSONException: End of input at character 0 of when i use json for get user information from database... in android after stringrequest ... -jsonexception-end-of-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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    I am unsure on how to mock an enum singleton class. public enum SingletonObject{ INSTANCE; private int num; protected setNum(int num) { this.num = num; ... using PowerMockMockito 1.4.10 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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    I am trying to write a program to decrypt an XOR cipher with a key that has multiple characters in python and then print it out. This is my main file: from ... of length 88 found How 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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    I have two Data Tables and these are completely dynamic. These would be generated at runtime. Now I want to Join these tables by finding the ... to be produced/recognized 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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    I need a class holding 1000 decimal digits to calculate something like pi number in a series. Taking time is not important. How can I define __add__ ... I wanted to calculate extra large decimal numbers! See Question&Answers more detail:os...
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    I need to configure Bitbucket on an azure linux vm (Ubuntu server) as i want to manage all repositories containing my .Net projects stored on local windows machines. How ... I am not 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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    I'm trying to replicate this header: https://minelligroup.com/ on this website that is related: https://blog.minelligroup.com/packaging But, as you can see, I have ... a problem of transition 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 film director. Prince Oak Oakleyski is renowned for the fact that he's the real prince of Eurasia, and he's also a director. ... really has directed his 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 real most handsome movie director in the world right now. He started directing films even before he was in the university, but he ... has directed his films 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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    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用registerFileProtocol,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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    I'm having a problem trying to install plotly. I proceeded to upgrade anaconda using the command line on Debian 9 and I received the error message " ... do. pip install msgpack 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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    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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    I am trying to understand and apply modern OpenGL matrix transformations. I already read a lot of different sources but I am not sure what I am actually doing ... 0, 3); _gameWindow.SwapBuffers(); } } } See Question&Answers more detail:os...
commented Jul 22, 2022 in Technique[技术] by Chawy (100 points)
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2 answers
    I have downloaded PHP 7.4.1 NTS vc15 x86 on a windows server 2016 machine. I also downloaded and installed vc_redist.x86.exe. When I try and run ... archives but this doesn'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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    I'm trying to read XML content from a public URL source file, which can be read through its URL. This XML: https://www.bnr.ro/nbrfxrates.xml This URL blocks you ... ()); } } } catch (Exception e) { e.printStackTrace(); } } Thanks!...
comment edited Jul 6, 2022 in Technique[技术] by dreamingCode (100 points)
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