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getViewTypeCount and getItemViewType methods of ArrayAdapter

...mebody in plain words explain me the usage of getViewTypeCount() and getItemViewType() methods of ArrayAdapter ? 3 Ans...
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GitHub: What is a “wip” branch?

When I was browsing GitHub repositories I quite often saw "wip" branches (e.g. 3.1.0-wip ). What does "wip" mean? 3 Answer...
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Write lines of text to a file in R

In the R scripting language, how do I write lines of text, e.g. the following two lines 13 Answers ...
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Return multiple columns from pandas apply()

I have a pandas DataFrame, df_test . It contains a column 'size' which represents size in bytes. I've calculated KB, MB, and GB using the following code: ...
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What is the difference between atan and atan2 in C++?

...follow | edited Apr 2 '18 at 23:13 nbro 10.9k1717 gold badges7676 silver badges140140 bronze badges ...
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Why shouldn't `'` be used to escape single quotes?

... " is on the official list of valid HTML 4 entities, but ' is not. From C.16. The Named Character Reference ': The named character reference ' (the apostrophe, U+0027) was introduced in XML 1.0 but does not appear in HTML. Authors should th...
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How to find and turn on USB debugging mode on Nexus 4

In settings on my Nexus 4 device there isn't any "USB debugging options" item. How do I find and turn on USB debugging mode on Nexus 4? ...
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Set android shape color programmatically

I am editing to make the question simpler, hoping that helps towards an accurate answer. 13 Answers ...
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How can you determine a point is between two other points on a line segment?

Let's say you have a two dimensional plane with 2 points (called a and b) on it represented by an x integer and a y integer for each point. ...
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How to sum a variable by group

I have a data frame with two columns. First column contains categories such as "First", "Second", "Third", and the second column has numbers that represent the number of times I saw the specific groups from "Category". ...