大约有 44,000 项符合查询结果(耗时:0.0708秒) [XML]

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Serving gzipped CSS and JavaScript from Amazon CloudFront via S3

I've been looking for ways of making my site load faster and one way that I'd like to explore is making greater use of Cloudfront. ...
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Python: TypeError: cannot concatenate 'str' and 'int' objects [duplicate]

...n assign the result of the str(c) call to c as correctly shown by @jamylak and then concatenate all of the strings, or you can replace the last print simply with this: print "a + b as integers: ", c # note the comma here in which case str(c) isn't necessary and can be deleted. Output of sam...
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Passing enum or object through an intent (the best solution)

...stion, but everybody fails to mention that Enums are actually Serializable and therefore can perfectly be added to an Intent as an extra. Like this: public enum AwesomeEnum { SOMETHING, OTHER; } intent.putExtra("AwesomeEnum", AwesomeEnum.SOMETHING); AwesomeEnum result = (AwesomeEnum) intent.get...
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泰迪熊为什么叫泰迪 - 杂谈 - 清泛网 - 专注C/C++及内核技术

...在四年内攒足了银子开了一家玩具公司,名为 Ideal Novelty and Toy Company,后来改名为Ideal Toy Company。没听说过这家公司吧?但是你一定听说过这家公司出售的一款风靡全球的玩具——魔方(Rubik’s Cube)。Rubik 发明三阶魔方后,...
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Adding two Java 8 streams, or an extra element to a stream

... If you add static imports for Stream.concat and Stream.of, the first example could be written as follows: Stream<Foo> stream = concat(stream1, concat(stream2, of(element))); Importing static methods with generic names can result in code that becomes difficult ...
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What does the C++ standard state the size of int, long type to be?

...es. I know that it depends on the architecture (16 bits, 32 bits, 64 bits) and the compiler. 24 Answers ...
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How many system resources will be held for keeping 1,000,000 websocket open? [closed]

Websocket is good, but would it be able to handle 1,000,000 concurrent connections? How many system resources will be held for keeping 1,000,000 websocket open? ...
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Get all inherited classes of an abstract class [duplicate]

...ost" of this operation - you're only going to be doing it once (hopefully) and even then it's not as slow as you'd think. You need to use Assembly.GetAssembly(typeof(T)) because your base class might be in a different assembly. You need to use the criteria type.IsClass and !type.IsAbstract because ...
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Is there any significant difference between using if/else and switch-case in C#?

... (unlike many other languages) also allows to switch on string constants - and this works a bit differently. It's obviously not practical to build jump tables for strings of arbitrary lengths, so most often such switch will be compiled into stack of IFs. But if number of conditions is big enough t...
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Where are environment variables stored in registry?

... You don't need to restart. Just kill Explorer.exe and bring it back alive. It's the parent process for e.g. cmd.exe (when started from the Start menu) – Cristian Diaconescu Dec 8 '12 at 1:04 ...