Open wanghenshui opened 1 hour ago
各种exit https://learn.microsoft.com/en-us/previous-versions/6wdz5232(v=vs.140) https://stackoverflow.com/questions/9758495/what-is-the-difference-between-stdquick-exit-and-stdabort-and-why-was-stdq
工厂模式的几种做法
static std::unordered_map<std::string, OptionTypeInfo> lru_cache_options_type_info = { {"capacity", {offsetof(struct LRUCacheOptions, capacity), OptionType::kSizeT, OptionVerificationType::kNormal, OptionTypeFlags::kMutable}}, {"num_shard_bits", {offsetof(struct LRUCacheOptions, num_shard_bits), OptionType::kInt, OptionVerificationType::kNormal, OptionTypeFlags::kMutable}}, {"strict_capacity_limit", {offsetof(struct LRUCacheOptions, strict_capacity_limit), OptionType::kBoolean, OptionVerificationType::kNormal, OptionTypeFlags::kMutable}}, {"high_pri_pool_ratio", {offsetof(struct LRUCacheOptions, high_pri_pool_ratio), OptionType::kDouble, OptionVerificationType::kNormal, OptionTypeFlags::kMutable}}, {"low_pri_pool_ratio", {offsetof(struct LRUCacheOptions, low_pri_pool_ratio), OptionType::kDouble, OptionVerificationType::kNormal, OptionTypeFlags::kMutable}}, };
直接注册也未尝不可,直观,适合聚集写法
依赖dlopen也可以,不过属于杀鸡牛刀
main函数返回相当于调用exit。最佳时间就是不要主动调用exit
如何判断一个数字是不是浮点数0?判断0正负 https://godbolt.org/z/Ghjsbe56K
各种exit https://learn.microsoft.com/en-us/previous-versions/6wdz5232(v=vs.140) https://stackoverflow.com/questions/9758495/what-is-the-difference-between-stdquick-exit-and-stdabort-and-why-was-stdq
工厂模式的几种做法
直接注册也未尝不可,直观,适合聚集写法