大约有 41,000 项符合查询结果(耗时:0.0387秒) [XML]

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How costly is .NET reflection?

...ntly hear how bad reflection is to use. While I generally avoid reflection and rarely find situations where it is impossible to solve my problem without it, I was wondering... ...
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Should you always favor xrange() over range()?

...might prefer range(): In python 3, range() does what xrange() used to do and xrange() does not exist. If you want to write code that will run on both Python 2 and Python 3, you can't use xrange(). range() can actually be faster in some cases - eg. if iterating over the same sequence multiple time...
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What's the difference between streams and datagrams in network programming?

...the call, the other answers, you say hello to each other (SYN/ACK in TCP), and then you exchange information. Once you are done, you say goodbye (FIN/ACK in TCP). If one side doesn't hear a goodbye, they will usually call the other back since this is an unexpected event; usually the client will re...
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Is the order of iterating through std::map known (and guaranteed by the standard)?

...te from std::map::begin() to std::map::end() using a for , does the standard guarantee that I'll iterate consequently through the elements with keys, sorted in ascending order? ...
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Insert/Update Many to Many Entity Framework . How do I do it?

I'm using EF4 and new to it. I have a many to many in my project and cannot seem to work out how to insert or update. I have build a small project just to see how it should be coded. ...
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Ruby: How to post a file via HTTP as multipart/form-data?

...ke an HMTL form posted from a browser. Specifically, post some text fields and a file field. 12 Answers ...
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Best Practice for Forcing Garbage Collection in C#

...need them. If you have custom objects, look at using the "using statement" and the IDisposable interface. This link has some good practical advice with regards to freeing up memory / garbage collection etc: http://msdn.microsoft.com/en-us/library/66x5fx1b.aspx ...
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Good Linux (Ubuntu) SVN client [closed]

...as your version control client, you're probably going to have to get your hands dirty. share | improve this answer | follow | ...
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Securely storing environment variables in GAE with app.yaml

I need to store API keys and other sensitive information in app.yaml as environment variables for deployment on GAE. The issue with this is that if I push app.yaml to GitHub, this information becomes public (not good). I don't want to store the info in a datastore as it does not suit the project...
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How do I pass values to the constructor on my wcf service?

... need to implement a combination of custom ServiceHostFactory, ServiceHost and IInstanceProvider. Given a service with this constructor signature: public MyService(IDependency dep) Here's an example that can spin up MyService: public class MyServiceHostFactory : ServiceHostFactory { private...