{constautoit=std::find_if(haystack.begin(), haystack.end(), is_even);if(it!=haystack.end())std::cout<<"haystack contains an even number "<<*it<<'\n';elsestd::cout<<"haystack does not contain even numbers\n";}}voidexample_list_init(){std::vector<std::complex<double>>haystack{...
cpp // 逻辑较为不清晰,大括号层次复杂for(inti =1; i <= n; ++i) {if(i != x) {for(intj =1; j <= n; ++j) {if(j != x) {// do something...}}}// 逻辑更加清晰,大括号层次简单明了for(inti =1; i <= n; ++i) {if(i == x)continue;for(intj =1; j <= n; ++j)...
master edge v1-multicast-faster-send-timeout dev 1.4.6 1.4.4 1.4.2 1.4.0.1-2 1.4.0.1 1.4.0 v1.1.5-live-roots 1.2.12 1.2.10 1.2.8 1.2.6 cust-ixia 1.2.4 1.2.2 1.2.0 1.1.17-pre1.2.0 1.1.14 1.1.12 1.1.10 1.1.8 ZeroTierOne / selftest.cpp selftest.cpp 115.45 KB ...
std::vector<std::complex<double>>nums{{4,2}};#ifdef __cpp_lib_algorithm_default_value_type// T gets deduced in (2) making list-initialization possibleconstautoit=ranges::find(nums,{4,2});#elseconstautoit=ranges::find(nums,std::complex<double>{4,2});#endifassert(it==nums.begin())...
map是标准的关联式容器,一个map是一个键值对序列,即(key,value)对。它提供基于key的快速检索能力。 map中key值是唯一的。集合中的元素按一定的顺序排列。元素插入过程是按排序规则插入,所以不能指定插入位置。 map的具体实现采用红黑树变体的平衡二叉树的数据结构。在插入操作和删除操作上比vector快。
linalg.h - Single header, public domain, short vector math library for C++. [Unlicense] MATIO - MATLAB MAT File I/O Library. [BSD-2-Clause] website MatX - A GPU-accelerated C++17 numerical computing library with a MATLAB/Python-like syntax. [BSD 3-clause] MIRACL - A Multiprecision Int...
enumETempEnum{One,Two,};//通过枚举类型的名字找到它的COD(class object default)constUEnum*EnumPtr=FindObject<UEnum>(ANY_PACKAGE,TEXT("ETempEnum"),true);if(EnumPtr){FStringStr=EnumPtr->GetNameStringByIndex(ETempEnum::Two);}//FString To UEnumconstUEnum*EnumPtr=FindObject<UEnum>(ANY_PACKA...
if (params.warmup) : std::vector<llama_token> tmp = { llama_token_bos(model), llama_token_eos(model), }; llama_decode(lctx, llama_batch_get_one(tmp.data(), std::min(tmp.size(), (size_t) params.n_batch), 0, 0));
void F(int); void F(int*); F(nullptr); // 调用 F(int*) auto result = Find(id); if (result == nullptr) { // Find() 返回的是 指针 // do something } 规则10.1.4 使用using而非typedef在C++11之前,可以通过typedef定义类型的别名。没人愿意多次重复std::map<uint32_t, std::vector...
便于构建单个题目网页 /// @param q Question对象 /// @return 是否成功 bool GetOneQuestion(const std::string &number, Question *q) { const std::string sql = "select * from " + question_table_name + " where number=" + number; vector<Question> ret; if(QueryMySQL(sql, &ret)) { if...