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How can I return two values from a function in Python?
...ork returns a UnmarshalResult which is a namedtuple. So you can do:
data, errors = MySchema.loads(request.json())
if errors:
...
or
result = MySchema.loads(request.json())
if result.errors:
...
else:
# use `result.data`
In other cases you may return a dict from your function:
def ...
What does static_assert do, and what would you use it for?
...
int main()
{
return Foo::bar;
}
$ g++ --std=c++0x a.cpp
a.cpp:7: error: static assertion failed: "Foo::bar is too small :("
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Eclipse: The declared package does not match the expected package
...
!! If you still see the error after changing the source folder, build the project. Eclipse sometimes makes me want to smash something.
– MattC
Nov 26 '13 at 16:34
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C++ Convert string (or char*) to wstring (or wchar_t*)
...
Your question is underspecified. Strictly, that example is a syntax error. However, std::mbstowcs is probably what you're looking for.
It is a C-library function and operates on buffers, but here's an easy-to-use idiom, courtesy of TBohne (formerly Mooing Duck):
std::wstring ws(s.size(), L'...
ATL正则表达式库使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
... // five match groups: scheme, authority, path, query, fragment
REParseError status = reUrl.Parse(
"({[^:/?#]+}:)?(//{[^/?#]*})?{[^?#]*}(?{[^#]*})?(#{.*})?" );
if (REPARSE_ERROR_OK != status)
{
// Unexpected error.
return 0;
}
CAtlREMatchContext<> mcUrl;
...
Delete all Duplicate Rows except for One in MySQL? [duplicate]
...
The subquery in a subquery is necessary for MySQL, or you'll get a 1093 error.
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Generate a random number in the range 1 - 10
...ect date(e.created_at) + (trunc(random() * 20)) from events e; result in: ERROR: operator does not exist: date + double precision Does trunc really return integers?
– Bogdan Gusiev
Jan 26 '10 at 12:44
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How to tell if a browser is in “quirks” mode?
...
The full answer to your actual specific question of 'Is one single error enough to force it or do you have some leeway?' is that it totally depends on the error. For example,
<!-- Comment -->
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD...
Cannot push to Heroku because key fingerprint
...me issues with this one. Whenever I " git push heroku master ", I get this error:
10 Answers
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Exception thrown in NSOrderedSet generated accessors
...ith your data model and one of my own with different names. I got the same error in both cases.
Looks like a bug in Apple's autogenerated code.
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