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What is meant by Ems? (Android TextView)

... I set it to 10ems? I have three EditText in a horizontal LinearLayout and all of them set to "wrap_content" – stefan Jul 16 '15 at 22:33 ...
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jQuery: Adding two attributes via the .attr(); method

... is that it does not correspond to the checked property. The attribute actually corresponds to the defaultChecked property and should be used only to set the initial value of the checkbox. The checked attribute value does not change with the state of the checkbox, while the checked property does So...
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React.js - input losing focus when rerendering

I am just writing to text input and in onChange event i call setState , so React rerenders my UI. The problem is that the text input always lose a focus, so i need focus it again for each letter :D. ...
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How do I create a SHA1 hash in ruby?

... of ruby. Worse yet, the string being passed to hexdigest isn't dynamic at all! This method would return the same hash regardless what data you give it! – Blixxy Jul 7 '12 at 10:10 ...
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python numpy machine epsilon

...s of Python's builtin float. Python floats are 64-bit (C double) on almost all platforms. float and np.float64 therefore usually have equivalent precision, and for most purposes you can use them interchangeably. However they aren't identical - np.float64 is a numpy-specific type, and an np.float64 s...
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What is the difference between XML and XSD?

... Actually the XSD is XML itself. Its purpose is to validate the structure of another XML document. The XSD is not mandatory for any XML, but it assures that the XML could be used for some particular purposes. The XML is only conta...
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Where is Android Studio layout preview?

I installed Android Studio, but when I edit my layout files, I can't find live preview! I just see an XML file. How can I see my layout in graphical view? ...
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How to know which version of Symfony I have?

...ttpKernel\Kernel for where const VERSION is defined. Example on GitHub Locally this would be located in vendor/symfony/symfony/src/Symfony/Component/HttpKernel/Kernel.php. share | improve this answ...
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Spring mvc @PathVariable

...able("id") String itemId , @PathVariable("method") String methodCall , Model model){ if(methodCall.equals("create")){ //logic } if(methodCall.equals("update")){ //logic } return "path to your form"; } ...
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How to compare two dates?

... @Emadpres: imagine this was typed manually. The past line was typed first, while the present line was typed second... so the past line was entered first, so past < present is True. – ramcdougal Mar 20 '17 at 15:50 ...