大约有 16,350 项符合查询结果(耗时:0.0212秒) [XML]

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Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?

I'm working for a foundation that raises awareness for accessibility in the internet. For a presentation, we want to offer a small workshop that simulates different disabilities/impairments to people. This is done via a website created especially for this presentation. ...
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Cluster analysis in R: determine the optimal number of clusters

Being a newbie in R, I'm not very sure how to choose the best number of clusters to do a k-means analysis. After plotting a subset of below data, how many clusters will be appropriate? How can I perform cluster dendro analysis? ...
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Suppress deprecated import warning in Java

In Java, if you import a deprecated class: 6 Answers 6 ...
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ViewPager.setOffscreenPageLimit(0) doesn't work as expected

The fragments I use in my ViewPager instance are quite resource intensive, so I'd only like to load one at a time. When I try the following: ...
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Semantic Issue: Property's synthesized getter follows Cocoa naming convention for returning 'owned'

I'm currently using the iOS 5 SDK trying to develop my app. I'm trying to make an NSString a property, and then to synthesize it in the .m file (I have done this before with no issues). Now, I came across this: "Semantic Issue: Property's synthesized getter follows Cocoa naming convention for return...
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Recursive search and replace in text files on Mac and Linux

In the linux shell, the following command will recursively search and replace all instances of 'this' with 'that' (I don't have a Linux shell in front of me, but it should do). ...
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How to terminate the script in JavaScript?

How can I exit the JavaScript script much like PHP's exit or die ? I know it's not the best programming practice but I need to. ...
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How to join multiple lines of file names into one with custom delimiter?

I would like to join the result of ls -1 into one line and delimit it with whatever i want. 22 Answers ...
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Find a value in an array of objects in Javascript [duplicate]

I know similar questions have been asked before, but this one is a little different. I have an array of unnamed objects, which contain an array of named objects, and I need to get the object where "name" is "string 1". Here is an example array. ...
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Can dplyr package be used for conditional mutating?

Can the mutate be used when the mutation is conditional (depending on the values of certain column values)? 5 Answers ...