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What does T&& (double ampersand) mean in C++11?
...[] pt1{new int[10]};
std::unique_ptr<int[]> ptr2{ptr1};// compile error: no copy ctor.
// So we must first cast ptr1 to an rvalue
std::unique_ptr<int[]> ptr2{std::move(ptr1)};
std::unique_ptr<int[]> TakeOwnershipAndAlter(std::unique_ptr<int[]> param,\
int size) ...
How do I print a list of “Build Settings” in Xcode project?
... YES
GCC_THUMB_SUPPORT YES
GCC_TREAT_WARNINGS_AS_ERRORS NO
GCC_VERSION com.apple.compilers.llvm.clang.1_0
GCC_VERSION_IDENTIFIER com_apple_compilers_llvm_clang_1_0
GCC_WARN_ABOUT_RETURN_TYPE YE...
Namespace and class with the same name?
...using Foo;
using Bar;
class C { Foo foo; }
}
The compiler gives an error. “Foo” is ambiguous between Foo.Foo and
Bar.Foo. Bummer. I guess I’ll fix that by fully qualifying the name:
class C { Foo.Foo foo; }
This now gives the ambiguity error “Foo in
Foo.Foo is ambiguous between ...
Semantic Issue: Property's synthesized getter follows Cocoa naming convention for returning 'owned'
...tle, when synthesised, yields a method called -newTitle, hence the warning/error. -newTitle is supposed to be a getter method for the newTitle property, however naming conventions state that a method whose name begins with new returns an object that’s owned by the caller, which is not the case of ...
SQL query to get all values a enum can have
Postgresql got enum support some time ago.
4 Answers
4
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How to make --no-ri --no-rdoc the default for gem install?
...d Ruby that I copied & pasted at some point and then resulted in psych errors while installing RubyGems 1.8.10 under Ruby 1.9.2.
– stevenhaddox
Sep 3 '11 at 15:02
17
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How to prevent rm from reporting that a file was not found?
...delete many files. Sometimes the files are not present, so it reports many errors. I do not need this message. I have searched the man page for a command to make rm quiet, but the only option I found is -f , which from the description, "ignore nonexistent files, never prompt", seems to be the rig...
Find running median from a stream of integers
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Count-Min Sketch is better than P^2 in that it also gives error bound while the latter does not.
– sinoTrinity
Feb 25 '15 at 17:29
1
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Including non-Python files with setup.py
How do I make setup.py include a file that isn't part of the code? (Specifically, it's a license file, but it could be any other thing.)
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