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When to use wrapper class and primitive type

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Android: How can I validate EditText input?

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How to check a checkbox in capybara?

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Is there a rule-of-thumb for how to divide a dataset into training and validation sets?

...ances in each category rather than the percentage. If you have a total of 100 instances, you're probably stuck with cross validation as no single split is going to give you satisfactory variance in your estimates. If you have 100,000 instances, it doesn't really matter whether you choose an 80:20 s...
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How exactly does work?

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How do you get the “object reference” of an object in java when toString() and hashCode() have been

... 109 What exactly are you planning on doing with it (what you want to do makes a difference with wh...
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Connect Java to a MySQL database

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rails i18n - translating text with links inside

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Two versions of python on linux. how to make 2.7 the default

... 173 You probably don't actually want to change your default Python. Your distro installed a stand...
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How to reference a .css file on a razor view?

... | edited Jul 15 '14 at 14:41 MrBoJangles 11.3k1616 gold badges6060 silver badges7777 bronze badges ...