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Spring RestTemplate timeout
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The above code doesn't work in latest Spring. It gives ClassCastException java.lang.ClassCastException: org.springframework.http.client.InterceptingClientHttpRequestFactory cannot be cast to org.springframework.http.client.HttpComponentsClientHttpRequestFact...
How to use range-based for() loop with std::map?
...ured bindings, which allows for the following:
std::map< foo, bar > testing = { /*...blah...*/ };
for ( const auto& [ k, v ] : testing )
{
std::cout << k << "=" << v << "\n";
}
share
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How is “=default” different from “{}” for default constructor and destructor?
...structor, then things won't compile whether or not you destruct a Widget:
test.cpp:8:7: error: field of type 'A' has private destructor
A a_;
^
test.cpp:4:5: note: declared private here
~A();
^
1 error generated.
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Create directories using make file
...t needed a bit of adaptation to the suite of software that I am using as a test ground. The suite has a dozen separate programs built with source spread across 15 directories, some of it shared. But with a bit of care, it can be done. OTOH, it might not be appropriate for a newbie.
As noted in...
MFC学习总结 (90个技巧) dlg 上建立View - C/C++ - 清泛网 - 专注C++内核技术
...aiFram.cpp中实现窗口切分：
BOOL CMainFrame::OnCreateClient(LPCREATESTRUCT /*lpcs*/,CCreateContext* pContext)
{
"// 创建拆分器窗口
if (!m_wndSplitter.CreateStatic(this, 1, 2))
""return FALSE;
if (!m_wndSplitter.CreateView(0, 0, RUNTIME_CLASS(CLeftView),CSize(228,100), pCont...
How to work with Git branches and Rails migrations
...es, the data is not there. This is totally fine if you are developing with tests.
– Adam Dymitruk
Jan 26 '11 at 21:11
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What does template mean?
...iner {
T t;
};
// pass type "long" as argument.
Container<long> test;
Template integer parameter:
template<unsigned int S>
struct Vector {
unsigned char bytes[S];
};
// pass 3 as argument.
Vector<3> test;
Template pointer parameter (passing a pointer to a function)
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hash function for string
I'm working on hash table in C language and I'm testing hash function for string.
9 Answers
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When NOT to use yield (return) [duplicate]
...nswer with a benchmark to show the difference. I don't know if my original testing wasn't done properly, or if the .NET framework improved performance since I first answered this, but the performance difference is not nearly as big as I remember it being--certainly not big enough to worry about in m...
What are the differences between NP, NP-Complete and NP-Hard?
... the technical definitions require quite some time to understand. First of all, let's remember a preliminary needed concept to understand those definitions.
Decision problem: A problem with a yes or no answer.
Now, let us define those complexity classes.
P
P is a complexity class that repres...