大约有 40,000 项符合查询结果(耗时:0.0483秒) [XML]

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Android check internet connection [duplicate]

I want to create an app that uses the internet and I'm trying to create a function that checks if a connection is available and if it isn't, go to an activity that has a retry button and an explanation. ...
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Why would $_FILES be empty when uploading files to PHP?

I have WampServer 2 installed on my Windows 7 computer. I'm using Apache 2.2.11 and PHP 5.2.11. When I attempt to upload any file from a form, it seems to upload, but in PHP, the $_FILES array is empty. There is no file in the c:\wamp\tmp folder. I have configured php.ini to allow file uploads...
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How to get parameters from a URL string?

...ery'], $query); echo $query['email']; If you want to get the $url dynamically with PHP, take a look at this question: Get the full URL in PHP share | improve this answer | ...
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Getting list of parameter names inside python function [duplicate]

... Well we don't actually need inspect here. >>> func = lambda x, y: (x, y) >>> >>> func.__code__.co_argcount 2 >>> func.__code__.co_varnames ('x', 'y') >>> >>> def func2(x,y=3): ... print(...
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Using node-inspector with Grunt tasks

Does someone used node-inspector with Grunt for application debugging? If not, Can you recommend a debugging tool for Grunt based apps? ...
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What is the purpose of the word 'self'?

...way that makes the instance to which the method belongs be passed automatically, but not received automatically: the first parameter of methods is the instance the method is called on. That makes methods entirely the same as functions, and leaves the actual name to use up to you (although self is th...
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static constructors in C++? I need to initialize private static objects

... to have a class with a private static data member (a vector that contains all the characters a-z). In java or C#, I can just make a "static constructor" that will run before I make any instances of the class, and sets up the static data members of the class. It only gets run once (as the variables ...
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jQuery - replace all instances of a character in a string [duplicate]

...round the string, as replace is not a jQuery method, so that won't work at all.) share | improve this answer | follow | ...
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What are some good Python ORM solutions? [closed]

I'm evaluating and looking at using CherryPy for a project that's basically a JavaScript front-end from the client-side (browser) that talks to a Python web service on the back-end. So, I really need something fast and lightweight on the back-end that I can implement using Python that then speaks to...
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Duplicate symbols for architecture x86_64 under Xcode

...at defines an Objective-C class or category. While this option will typically result in a larger executable (due to additional object code loaded into the application), it will allow the successful creation of effective Objective-C static libraries that contain categories on existing classes...