大约有 41,000 项符合查询结果(耗时:0.0512秒) [XML]

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The specified named connection is either not found in the configuration, not intended to be used wit

I have a one entity framework object and when I add it to my project, the connectionstring is added to app.config in the connectionstring section, but when I want to create new entitycontext and use this connectionstring , this error appears ...
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Is there a way to reduce the size of the git folder?

Seems like my project is getting bigger and bigger with every git commit/push . Is there a way to clean up my git folder? ...
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Maven parent pom vs modules pom

...e seem to be several ways to structure parent poms in a multiproject build and I wondering if anyone had any thoughts on what the advantages / drawbacks are in each way. ...
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Why does the default parameterless constructor go away when you create one with parameters

In C#, C++ and Java, when you create a constructor taking parameters, the default parameterless one goes away. I have always just accepted this fact, but now I've started wondering why. ...
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Why do we have map, fmap and liftM?

... map exists to simplify operations on lists and for historical reasons (see What's the point of map in Haskell, when there is fmap?). You might ask why we need a separate map function. Why not just do away with the current list-only map function, and rename fmap...
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Live-stream video from one android phone to another over WiFi

...nternet for days now on how to implement a video streaming feature from an android phone to another android phone over a WiFi connection but I can't seem to find anything useful. I looked on android developers for sample code, stackoverflow, google, android blogs but nothing. All I can find are some...
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Why are hexadecimal numbers prefixed with 0x?

Why are hexadecimal numbers prefixed as 0x ? I understand the usage of the prefix but I don't understand the significance of why 0x was chosen. ...
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“Warning: iPhone apps should include an armv6 architecture” even with build config set

...olumn): Click the 'Release' or 'Distribution' row under 'Architectures', and choose 'Other...': Double click the highlighted row named '$(ARCHS_STANDARD_32_BIT)' in the popover that appears, and replace it by typing 'armv6'. Then add a new row with the plus button in the bottom left of the popov...
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Differences between unique_ptr and shared_ptr [duplicate]

Could someone explain differences between shared_ptr and unique_ptr? 4 Answers 4 ...
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What do Clustered and Non clustered index actually mean?

I have a limited exposure to DB and have only used DB as an application programmer. I want to know about Clustered and Non clustered indexes . I googled and what I found was : ...