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Why is UICollectionViewCell's outlet nil?

...I don't use it, it gives me error Assertion failure in -[UICollectionView _dequeueReusableViewOfKind:withIdentifier:forIndexPath:viewCategory:] – Shaheera Jun 30 '16 at 11:04 ...
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When to use Vanilla JavaScript vs. jQuery?

... this answer for a better treatment. el.getAttribute('someName'); ...in order to access an attribute directly. Note that attributes are not the same as properties (though they mirror each other sometimes). Of course there's setAttribute too. Say you had a situation where received a page where yo...
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Add & delete view from Layout

...ld"); ViewGroup Layout = (LinearLayout) getActivity().findViewById(R.id.my_layout); layout.addView(view); There are also a number of remove methods. Check the documentation of ViewGroup. One simple way to remove view from a layout can be like, layout.removeAllViews(); // then you will end up h...
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Error: could not find function … in R

... #7 might seem like a good starting point, these are listed in approximate order of the frequency that I use them. share | improve this answer | follow | ...
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C# Linq Group By on multiple columns [duplicate]

... @jazmatician _ I agree with you on the point that re-using x might confuse some, but not on the choice for variable names. I'll change it to x and y to diferentiate. – Jamiec Nov 19 '12 at 15:51 ...
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Differences between distribute, distutils, setuptools and distutils2?

...tuptools 0.7 will subsume both distribute and the old setuptools restoring order to the universe. So things actually are set to improve considerably! – John McDonnell Jun 5 '13 at 4:27 ...
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Data structure for loaded dice?

... You can guarantee that it is balanced if you construct it in the correct order. – hugomg Jul 14 '18 at 16:46 add a comment  |  ...
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How can I switch themes in Visual Studio 2012

...still change it by doing the following... Going to the registry key: HKEY_CURRENT_USER\Software\Microsoft\VisualStudio\11.0_Config\Themes (or whichever version of VS you are using) Export the key of the theme you want (it's a bunch of random letters / numbers) to a .reg file. Then copy the "high c...
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MySQL JOIN the most recent row only?

...at EXPLAIN indicates that this uses a temporary table and filesort. Adding ORDER BY NULL at the end weeds out the filesort. – Timo Dec 4 '15 at 9:11 ...
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Frequency table for a single variable

...rt_index(1) , to prevent the first column possibly getting slightly out-of-order – smci Apr 17 '13 at 12:12 ...