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VS 2012: Scroll Solution Explorer to current file
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I learned from another answer in this thread that there is also an icon along the top of the solution explorer which will "sync with active document." Not sure if this was introduced in 2012 or 2013, but it works in 2013.
– arichards
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WPF and initial focus
... to this specific question, I think it would go on the window, but you can read the remarks on msdn.microsoft.com/en-us/library/… to understand how the control you attach this to matters.
– Joel McBeth
Jul 1 '14 at 23:07
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convert ArrayList to JSONArray
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If I read the JSONArray constructors correctly, you can build them from any Collection (arrayList is a subclass of Collection) like so:
ArrayList<String> list = new ArrayList<String>();
list.add("foo");
list.add("baar...
NULL vs nullptr (Why was it replaced?) [duplicate]
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You can find a good explanation of why it was replaced by reading A name for the null pointer: nullptr, to quote the paper:
This problem falls into the following categories:
Improve support for library building, by providing a way for users to write less ambiguous code, so that ov...
Is there a good Valgrind substitute for Windows?
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i would like to list some tool , hope will be useful
read this article for more detail
Purify
Bounds Checker
Coverity (basically its a code analyzer but, it will catch memory leak in static )
Glow Code
dmalloc
ccmalloc
NJAMD
YAMD
Valgrind
mpatrol
Insure++
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How to extract the n-th elements from a list of tuples?
...from a 2-tuple list.
Also, added numpy array method, which is simpler to read (but arguably simpler than the list comprehension).
from operator import itemgetter
elements = [(1,1) for _ in range(100000)]
%timeit second = [x[1] for x in elements]
%timeit second = list(map(itemgetter(1), elements)...
Setting WPF image source in code
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After having the same problem as you and doing some reading, I discovered the solution - Pack URIs.
I did the following in code:
Image finalImage = new Image();
finalImage.Width = 80;
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BitmapImage logo = new BitmapImage();
logo.BeginInit();
logo.UriSource = new Uri("pack:...
Session timeout in ASP.NET
...eared...you might find that it is for other reasons perhaps?
You can also read the documentation for event messages and the associated table of events.
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Check if inputs are empty using jQuery
...0 since an empty string evaluates to false anyway but if you'd like to for readability purposes:
$('#apply-form input').blur(function()
{
if( $(this).val().length === 0 ) {
$(this).parents('p').addClass('warning');
}
});
If you're sure it will always operate on a textfield element...
Scala: Abstract types vs generics
I was reading A Tour of Scala: Abstract Types . When is it better to use abstract types?
4 Answers
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