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How do I pass a unique_ptr argument to a constructor or a function?
...mantics in C++11 and I don't know very well how to handle unique_ptr parameters in constructors or functions. Consider this class referencing itself:
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What are metaclasses in Python?
In Python, what are metaclasses and what do we use them for?
22 Answers
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Move assignment operator and `if (this != &rhs)`
In the assignment operator of a class, you usually need to check if the object being assigned is the invoking object so you don't screw things up:
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LINQPad [extension] methods [closed]
Does anyone have a complete list of LINQPad extension methods and methods, such as
4 Answers
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Regular expression to match non-ASCII characters?
... in the ASCII character set (0-127, i.e. 0x0 to 0x7F).
You can do the same thing with Unicode:
[^\u0000-\u007F]+
For unicode you can look at this 2 resources:
Code charts list of Unicode ranges
This tool to create a regex filtered by Unicode block.
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What characters can be used for up/down triangle (arrow without stem) for display in HTML?
.../wiki/Arrow_%28symbol%29#Arrows_in_Unicode
http://en.wikipedia.org/wiki/Geometric_Shapes
Lastly, these arrows are not ASCII, including ↑ and ↓: they are Unicode.
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Webfonts or Locally loaded fonts?
...external font resources, but as of late, I have been looking for alternate methods of loading fonts to see if there's a better way; better methods have a way of just appearing out of the blue.
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Git and Mercurial - Compare and Contrast
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Disclaimer: I use Git, follow Git development on git mailing list, and even contribute a bit to Git (gitweb mainly). I know Mercurial from documentation and some from discussion on #revctrl IRC channel on FreeNode.
Thanks to all peo...
When to use volatile with multi threading?
...dated correctly.
However two threads both accessing a shared variable is something which calls for protection via a mutex isn't it?
But in that case, between the thread locking and releasing the mutex the code is in a critical section where only that one thread can access the variable, in which cas...
Type-juggling and (strict) greater/lesser-than comparisons in PHP
PHP is famous for its type-juggling. I must admit it puzzles me, and I'm having a hard time to find out basic logical/fundamental things in comparisons.
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