大约有 3,346 项符合查询结果(耗时:0.0143秒) [XML]

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What are the benefits of Java's types erasure?

...one thing for Int. Furthermore, I know that the List.add function can not invent values of T out of thin air. I know that if my asList("3") has a "7" added to it, the only possible answers would be constructed out of the values "3" and "7". There is no possibility of a "2" or "z" being added to the...
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Is there a use-case for singletons with database access in PHP?

... additional information. Even Erich Gamma, one of the Singleton pattern's inventors, doubts this pattern nowadays: "I'm in favor of dropping Singleton. Its use is almost always a design smell" Further reading How is testing the registry pattern or singleton hard in PHP? What are the disadva...
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My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets

...re I understood all of the concepts and the reasoning why technology X was invented over technology Y and so on. So here goes: ...
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Proper use of the IDisposable interface

...7542c0 In 35 pages he explains the problems of using binary objects, and invents COM before your eyes. Once you realize the why of COM, the remaining 300 pages are obvious, and just detail Microsoft's implementation. I think every programmer who has ever dealt with objects or COM should, at the v...
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Best practice multi language website

... I suggest you not to invent a wheel and use gettext and ISO languages abbrevs list. Have you seen how i18n/l10n implemented in popular CMSes or frameworks? Using gettext you will have a powerful tool where many of cases is already implemented l...
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NOT using repository pattern, use the ORM as is (EF)

...de, 3 level of navigation property search. The whole reason IQueryable was invented was to be able to compose any combination of search against database. Everything looks great in theory, but user's need wins above theory. Again: An entity with 20+ fields is incorrectly modeled. It's a GOD entity...
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ReactJS Two components communicating

...xperience thanks to hot reloading. Impressive livecoding ala Bret Victor's Inventing on Principle video is possible! share | improve this answer | follow | ...
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Difference between GIT and CVS

...ssible in Git. The fact that changes are per-file, grouped together led to invention of GNU Changelog format for commit messages in CVS; Git users use (and some Git tools expect) different convention, with single line describing (summarizing) change, followed by empty line, followed by more detailed...
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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

...用ASP.NET vNet打造为云而优化的网站的功能。 VS 2014的CTP(社区技术预览版)的主要目的是鼓励开发人员提供早期反馈,以便微软对其进行充分必要的修改和补充。 Visual Studio 2015支持LLVM/Clang和Android 在十年前,Visual Studio支持其...
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八成网友:“提速降费”没诚意,运营商:委屈 - 资讯 - 清泛网 - 专注C/C++...

...案中,是100M宽带的年费价。宽带通号称北京地区最大的社区宽带运营商,覆盖用户已超过500万。 实际上,早在上个月,民营宽带商们就已经行动起来打出降价牌。宽带通在此前一季的促销中打出“50M36个月2014元”,用他们的话...