std::cout << m1.eles[0] << "," << m1.eles[1] << std::endl; // 11 , 22 std::cout << m0.eles[0] << "," << m0.eles[1] << std::endl; // 1 , 2 } 所以可以方便的deepcopy(直接 = 即可) constexpr std::array<std::array<size_t,2>,2> src {{ {1,2}, {3,4...
std::geometric_distribution::reset std::gslice std::gslice_array std::gslice_array::gslice_array std::gslice_array::operators std::hermite std::hermitef std::hermitel std::hypot std::ilogb std::imag(std::complex) std::imaxabs std::independent_bits_engine std::independent_bits_engine::bas...
boost::array与std::vector使用与性能 大家都希望可以像操作STL容器一样的去操作数组,C++可没有提供这个东西,有时候你会选择使用vector来替代,不过这毕竟不是个好的办法,毕竟vector模拟动态数组比较稳妥,而用它去替代一个普通的数组,开销毕竟太大了。而恰好,boost::array就为你提供了这个功能。boost::array的定义如...
cacheReady) { cache.reset(); write(cache); cacheReady = true; } DataOutput out = abvs.getDataOutput(); out.write(cache.getByteArray(), cache.getStartOffset(), cache.getLength()); } 代码来源:org.apache.vxquery/apache-vxquery-core...
sp.reset(NULL); BOOST_TEST( sp.get() ==NULL ); }voidmain() { test(); } oost::scoped_ptr和std::auto_ptr的选取: boost::scoped_ptr和std::auto_ptr的功能和操作都非常类似,如何在他们之间选取取决于是否需要转移所管理的对象的所有权(如是否需要作为函数的返回值)。如果没有这个需要的话,大可以...
readLock().lock(); try { value.reset(); ArrayBackedValueStorage stored = get(key); if (stored != null) { value.append(stored); } } finally { lock.readLock().unlock(); } } 代码来源:apache/asterixdbDynamicContextImplFactory.createInstance(...)...
$prefixSpecificResult['value'] = (!is_array($result['properties']) || empty($result['properties']['url'])) ?$this->parseU($node) : reset($result['properties']['url']); aaronpkmentioned this issueAug 23, 2018 check that properties is an array before accessing#197 ...
storage.reset(); intSerde.serialize(intValue, storage.getDataOutput()); result.set(storage); } } 代码示例来源:origin: org.apache.vxquery/apache-vxquery-core @Override public void init() throws AlgebricksException { abvs.reset(); slots.clear(); dataArea.reset(); } 代码示例来源:origin: ...
value.reset(); ArrayBackedValueStorage stored = get(key); if (stored != null) { value.append(stored); } } finally { lock.readLock().unlock(); } } 代码示例来源:origin: org.apache.vxquery/apache-vxquery-core static IDynamicContextFactory createInstance(DynamicContextImpl dCtx) { IStatic...
void reset(T* p = 0); T& operator*() const; T* operator->() const; T* get() const; void swap(scoped_ptr& b); }; template<typename T> void swap(scoped_ptr<T> & a, scoped_ptr<T> & b); } 1. 2. 3. 4. 5.