大约有 10,000 项符合查询结果(耗时:0.0173秒) [XML]

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iPhone App Minus App Store?

...I have personally tested using the AccelerometerGraph sample app on iPhone OS 3.0. Create Self-Signed Certificate First you'll need to create a self signed certificate and patch your iPhone SDK to allow the use of this certificate: Launch Keychain Access.app. With no items selected, from the Key...
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When to use AtomicReference in Java?

...reference, for which monitor-based synchronization is not appropriate. Suppose you want to check to see if a specific field only if the state of the object remains as you last checked: AtomicReference<Object> cache = new AtomicReference<Object>(); Object cachedValue = new Object(); cac...
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Running multiple AsyncTasks at the same time — not possible?

... the stuff from doInBackground(). The issue is initially (in early Android OS versions) the pool size was just 1, meaning no parallel computations for a bunch of AsyncTasks. But later they fixed that and now the size is 5, so at most 5 AsyncTasks can run simultaneously. Unfortunately I don't remembe...
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How do I choose between Semaphore and SemaphoreSlim?

... system-wide. This would mean that a SemaphoreSlim could not be used for cross-process synchronization. The MSDN documentation also indicates that SemSlim should be used when "wait times are expected to be very short". That would usually dovetail nicely with the idea that the slim version is more l...
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Why use Ruby instead of Smalltalk? [closed]

... Smalltalk did substantially address the insularity. The class library of most of the main smalltalk implementations (VisualWorks, VisualAge etc.) was large and had reputation for a fairly steep learning curve. Most key functionality in Smalltalk is hidden away somewhere in the class library, even ...
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git-diff to ignore ^M

...s contains ^M as newline separators. Diffing these files are apparently impossible, since git-diff sees it as the entire file is just a single line. ...
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If unit testing is so great, why aren't more companies doing it? [closed]

... then -- I have no idea what our code coverage was like and I was writing most of the unit tests. Since then I've run into some companies that do lots of testing, but it's chair testing: relies on a person being there, has low repeatibility and low chance of catching bugs. The other attitude is: it ...
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VS 2015 Preview版已经发布,支持Android开发 - IT产品资讯 - 清泛网 - 专注IT技能提升

...5支持Java、ANT、SQL LITE和WebSocket4web,提供原生的 Git支持。一个新微软正在浮现? Visual studio 2015 CTP6更新日志 此版本几乎解决了已知的 issues,提升了系统稳定性。 其他改进: Single Sign in ASP.NET Improvements Xamarin Integration Improveme...
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在线云编程:WebIDE - IT产品资讯 - 清泛网 - 专注IT技能提升

在线云编程:WebIDE云编程 WebIDE只需一个浏览器,你就可以写代码啦,并且可以进行云端编译、运行结果。没错,编码已经进入云时代,由初创公司扣钉网络推出WebIDE,可以实现云端编程。暂略。
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盘点微软历史上9大失败软件产品! - 创意 - 清泛网 - 专注C/C++及内核技术

...助用户确认所使用的Windows是否是正版软件,微软提供了一个快速简单的联机过程,称为“验证”。但这一产品因其自动潜入系统和骨子里透出的霸道而备受争议并极其不受待见。 8、Windows Vista(2006年) 该系统相对 Windows XP,...