大约有 43,000 项符合查询结果(耗时:0.0676秒) [XML]

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What's the algorithm to calculate aspect ratio?

...8:1. If so, what you need to do is find the greatest common divisor (GCD) and divide both values by that. The GCD is the highest number that evenly divides both numbers. So the GCD for 6 and 10 is 2, the GCD for 44 and 99 is 11. For example, a 1024x768 monitor has a GCD of 256. When you divide bot...
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Missing return statement in a non-void method compiles

...ered a situation where a non-void method is missing a return statement and the code still compiles. I know that the statements after the while loop are unreachable (dead code) and would never be executed. But why doesn't the compiler even warn about returning something? Or why would a language...
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Example images for code and mark-up Q&As [closed]

... in this answer. It includes a Java based interface that defines the URLs and makes them easy to access. Details: 32x32 pixel PNG (4 colors x 5 shapes) with partial transparency (along the edges). Categories: png icons       Sprite...
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Can't access RabbitMQ web management interface after fresh install

...e this [{rabbit, [{loopback_users, []}]}]. # It is danger for default user and default password for remote access # better to change password rabbitmqctl change_password guest NEWPASSWORD If you want create a new user with admin grants: rabbitmqctl add_user test test rabbitmqctl set_user_tags t...
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When should I use a List vs a LinkedList

...his should not be an accepted answer. As I was learning I did some tests and felt like sharing them. Original answer... I found interesting results: // Temporary class to show the example class Temp { public decimal A, B, C, D; public Temp(decimal a, decimal b, decimal c, decimal d) ...
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How to specify maven's distributionManagement organisation wide?

...istributionManagement> </project> This can be built, released, and deployed to your local nexus so everyone has access to its artifact. Now for all projects which you wish to use it, simply include this section: <parent> <groupId>your.company</groupId> <artifac...
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RESTful Alternatives to DELETE Request Body

...sing after evaluating the other options mentioned in the question/answers, and after collaborating with consumers of the service. While the use of the message body is not ideal, none of the other options were perfectly fitting either. The request body DELETE allowed us to easily and clearly add sem...
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Moving average or running mean

... UPD: more efficient solutions have been proposed by Alleo and jasaarim. You can use np.convolve for that: np.convolve(x, np.ones((N,))/N, mode='valid') Explanation The running mean is a case of the mathematical operation of convolution. For the running mean, you slide a win...
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What is the difference between include and extend in Ruby?

...correct. However there is more to it than that. If you have a class Klazz and module Mod, including Mod in Klazz gives instances of Klazz access to Mod's methods. Or you can extend Klazz with Mod giving the class Klazz access to Mod's methods. But also you can extend an arbitrary object with o.exte...
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What exactly is Arel in Rails 3.0?

I understand that it is a replacement for ActiveRecord and that it uses objects instead of queries. 4 Answers ...