大约有 8,200 项符合查询结果(耗时:0.0228秒) [XML]

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Is there a way to pass optional parameters to a function?

Is there a way in Python to pass optional parameters to a function while calling it and in the function definition have some code based on "only if the optional parameter is passed" ...
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What exactly do “IB” and “UB” mean?

I've seen the terms "IB" and "UB" used several times, particularly in the context of C++. I've tried googling them, but apparently those two-letter combinations see a lot of use. :P ...
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Remote connect to clearDB heroku database

How can i perform a remote connect to ClearDB MySQL database on heroku using for example MySQL Query Browser. Where to get url, port, login and password? ...
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What is the difference between Raising Exceptions vs Throwing Exceptions in Ruby?

Ruby has two different exceptions mechanisms: Throw/Catch and Raise/Rescue. 3 Answers ...
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How to remove focus border (outline) around text/input boxes? (Chrome) [duplicate]

Can anyone explain how to remove the orange or blue border (outline) around text/input boxes? I think it only happens on Chrome to show that the input box is active. Here's the input CSS I'm using: ...
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Kill process by name?

I'm trying to kill a process (specifically iChat). On the command line, I use these commands: 15 Answers ...
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How to search contents of multiple pdf files?

How could I search the contents of PDF files in a directory/subdirectory? I am looking for some command line tools. It seems that grep can't search PDF files. ...
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In Angular, I need to search objects in an array

In Angular, I have in scope a object which returns lots of objects. Each has an ID (this is stored in a flat file so no DB, and I seem to not be able to user ng-resource ) ...
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Array.size() vs Array.length

... Array.size() is not a valid method Always use the length property There is a library or script adding the size method to the array prototype since this is not a native array method. This is commonly done to add support for a custom getter. An example of using this would be when yo...
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How to overlay images

I want to overlay one image with another using CSS. An example of this is the first image (the background if you like) will be a thumbnail link of a product, with the link opening a lightbox / popup showing a larger version of the image. ...