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Can virtual functions have default parameters?
...e is an example below the Standard quotation that demonstrates this.
Some compilers may do something different, but this is what the C++03 and C++11 Standards say:
8.3.6.10:
A virtual function call (10.3) uses
the default arguments in the
declaration of the virtual function
determine...
Any reason not to use '+' to concatenate two strings?
A common antipattern in Python is to concatenate a sequence of strings using + in a loop. This is bad because the Python interpreter has to create a new string object for each iteration, and it ends up taking quadratic time. (Recent versions of CPython can apparently optimize this in some cases, b...
Ant: How to execute a command for each file in directory?
I want to execute a command from an Ant buildfile, for each file in a directory.
I am looking for a platform-independent solution.
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Intelligent point label placement in R
...uccumb to the strong urge to down vote this into oblivion and leave snarky comments about how the point is to automate this process, hear me out!
Looking for algorithmic solutions is totally fine, and (IMHO) really interesting. But, to me, point labeling situations fall into roughly three categorie...
Why is the minimalist, example Haskell quicksort not a “true” quicksort?
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informit.com/articles/article.aspx?p=1407357&seqNum=3 -- Andrey Alexandrescu
– The_Ghost
Oct 11 '11 at 17:32
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Reflecting parameter name: abuse of C# lambda expressions or syntax brilliance?
I am looking at the MvcContrib Grid component and I'm fascinated, yet at the same time repulsed, by a syntactic trick used in the Grid syntax :
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Pass Method as Parameter using C#
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How do I exit the Vim editor?
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Hit the Esc key to enter "Normal mode". Then you can type : to enter "Command-line mode". A colon (:) will appear at the bottom of the screen and you can type in one of the following commands. To execute a command, press the Enter key.
:q to quit (short for :quit)
:q! to quit without saving ...
Utility classes are evil? [closed]
...lity classes aren't exactly evil, but they can violate the principles that compose a good object-oriented design. In a good object-oriented design, most classes should represent a single thing and all of its attributes and operations. If you are operating on a thing, that method should probably be a...