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Difference between std::result_of and decltype
I have some trouble understanding the need for std::result_of in C++0x. If I understood correctly, result_of is used to obtain the resulting type of invoking a function object with certain types of parameters. For example:
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How do I include a pipe | in my linux find -exec command?
...suggestion from Paul Tomblin:
find . -name "file_*" -follow -type f -print0 | xargs -0 zcat | agrep -dEOE 'grep'
... which costs one invocation of find, one invocation of xargs, a few invocations of zcat and one invocation of agrep.
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How to create a protocol with methods that are optional?
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Nate Cook
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answered Nov 26 '08 at 23:21
Matt GallagherMatt Gallagher
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Why git AuthorDate is different from CommitDate?
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160
The author date notes when this commit was originally made (i.e. when you finished the git commi...
What's the difference between Jetty and Netty?
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204
Jetty is a lightweight servlet container, easy to embed within a java application, there is an ...
Java reflection - impact of setAccessible(true)
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jzheaux
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answered May 17 '12 at 15:43
Moritz PetersenMor...
Re-entrant locks in C#
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150
No, not as long as you are locking on the same object. The recursive code effectively already h...
Uninstall all installed gems, in OSX?
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430
Rubygems >= 2.1.0
gem uninstall -aIx
a removes all versions
I ignores dependencies
x inclu...
cannot convert data (type interface {}) to type string: need type assertion
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301
According to the Go specification:
For an expression x of interface type and a type T, the ...
Ruby send vs __send__
..._, not send.
– Andrew Marshall
Aug 10 '14 at 23:50
Good answer. Might be even better if it mentioned public_send, whic...