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When to use static vs instantiated classes

...rs can more easily find what's already available and are less likely to re-invent the wheel let me use class consts instead of global defines for any magic values it's just altogether a convenient way to enforce higher cohesion and lower coupling. And FWIW -- there is no such thing, at least in P...
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What is the significance of 1/1/1753 in SQL Server?

...ptic Gregorian calendar projected backwards to well before it was actually invented so is of limited use in dealing with historic dates. This contrasts with other Software implementations such as the Java Gregorian Calendar class which defaults to following the Julian Calendar for dates until Octob...
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Why are side-effects modeled as monads in Haskell?

...s specifically covers the IO case. blog.sigfpe.com/2006/08/you-could-have-invented-monads-and.html is pretty similar, but generalizes RealWorld into... well, you'll see. – ephemient Mar 22 '10 at 16:46 ...
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What does the “Just” syntax mean in Haskell?

..." value via NULL references. Tony Hoare, an eminent computer scientist (he invented Quicksort and is a Turing Award winner), owns up to this as his "billion dollar mistake". The Maybe type is not the only way to fix this, but it has proven to be an effective way to do it. Maybe as a Functor The id...
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Haskell: Lists, Arrays, Vectors, Sequences

...robably undersell Data.Sequence. Finger trees are one of the most awesome inventions in the history of computing (Guibas should probably get a Turing award someday) and Data.Sequence is an excellent implementation and has a very useable API. – Philip JF Mar 8 ...
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Large-scale design in Haskell? [closed]

...for mapping design onto types/functions/classes/monads" ... I could try to invent my own, but I was hoping there might be a set of best practices distilled somewhere - or if not, recommendations for well-structured code to read of a large-ish system (as opposed to, say, a focused library). I edited...
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What is the use of interface constants?

... Java language structure to your own convenience. No Jackets Required. Why invent rules to barricade your ineffective lifestyle to discriminate and incriminate more effective lifestyles? The fundamental issue is information organisation. Information mediating the process, nd the behaviour of that ...
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婚庆O2O:领跑的企业也就只走到B轮 - 资讯 - 清泛网 - 专注C/C++及内核技术

...粤网婚嫁频道开通。而像杭州19楼、安徽万家热线这样的社区型网站顺势推出的婚庆业务搞得也是风生水起。 新兴的婚庆O2O平台们,如婚礼记,到喜啦,喜事网、591结婚网、新娘街、易结网也带着风投和上市梦想迅速「攻城略...
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What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA

... There is a tendency in software design world (at least, I feel so) to invent new names for well-known old things and patterns. And when we have a new paradigm (which perhaps slightly differs from already existing things), it usually comes with a whole set of new names for each tier. So "Busines...
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MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...让大众注意到Web MVC,不过真正让Web MVC流行起来的却是Ruby社区的Rails,其大致流程如下图所示: Web MVC 图解:一个典型的Web MVC流程 Controller截获用户发出的请求 Controller调用Model完成状态的读写操作 Controller把数据传递给Vi...