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Why seal a class?
...y into callers as to exactly what they'll be calling into. It also doesn't mix well with immutability (which I'm a fan of). I only find class inheritance useful in a relatively small number of places (whereas I love interfaces).
– Jon Skeet
Jul 21 '11 at 19:46
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What are the differences between a UIView and a CALayer?
...oth have most of the same attributes, both support different kind of animations, both represent different data.
What are the differences between a UIView and a CALayer?
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Does Dispose still get called when exception is thrown inside of a using statement?
In the example below, is the connection going to close and disposed when an exception is thrown if it is within a using statement?
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How can I call controller/view helper methods from the console in Ruby on Rails?
...iew methods that your helper likely uses. Then extending YourHelperModule mixes its methods into your object letting you view their return values.
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Removing all non-numeric characters from string in Python
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Just to add another option to the mix, there are several useful constants within the string module. While more useful in other cases, they can be used here.
>>> from string import digits
>>> ''.join(c for c in "abc123def456" if c in digits)...
Integrated Markdown WYSIWYG text editor
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It's not true WYSIWYG though. It mixes the markdown into the editor window. What is sought in this question is an editor that shows both finished view and source in separate views (with a 'source' button on the toolbar, for fidgeting).
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Merge two branch revisions using Subversion
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This works for me: svn merge --force --allow-mixed-revisions -r 10:HEAD branch-a
– Minh Nguyen
Jul 9 '15 at 12:28
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Virtual functions and performance - C++
In my class design, I use abstract classes and virtual functions extensively. I had a feeling that virtual functions affects the performance. Is this true? But I think this performance difference is not noticeable and looks like I am doing premature optimization. Right?
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LPCSTR, LPCTSTR and LPTSTR
... the code myself it would certainly have used xxx_cast<> rather than mixing two different bracket-based casting styles!
– AAT
Oct 12 '18 at 12:59
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Read logcat programmatically within application
I want to read and react to logcat logs within my application.
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