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Get visible items in RecyclerView
I need to know which elements are currently displayed in my RecyclerView. There is no equivalent to the OnScrollListener.onScroll(...) method on ListViews. I tried to work with View.getGlobalVisibleRect(...) , but that hack is too ugly and does not always work too.
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How can I know which parts in the code are never used?
I have legacy C++ code that I'm supposed to remove unused code from. The problem is that the code base is large.
18 Answers...
Python __str__ and lists
In Java, if I call List.toString(), it will automatically call the toString() method on each object inside the List. For example, if my list contains objects o1, o2, and o3, list.toString() would look something like this:
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Specified argument was out of the range of valid values. Parameter name: site
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How to Set Opacity (Alpha) for View in Android
I have a button as in the following:
12 Answers
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Total size of the contents of all the files in a directory [closed]
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Padding within inputs breaks width 100%
..., so we know that setting padding to an object causes its width to change even if it is set explicitly. While one can argue the logic behind this, it causes some problems with some elements.
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Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La
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If you have UTF8, use this (actually works with SVG source), like:
btoa(unescape(encodeURIComponent(str)))
example:
var imgsrc = 'data:image/svg+xml;base64,' + btoa(unescape(encodeURIComponent(markup)));
var img = new Image...
std::string to float or double
I'm trying to convert std::string to float/double .
I tried:
15 Answers
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