How to capture file open,close, lock and unlock events in windows OS? how to cast a unique_ptr from base class to derived class? How to cast from LPSTR to int/double (best way) How to catch Access violation exc
SQL_LOCK_NO_CHANGE(默认值) 驱动程序或数据源可确保该行处于与调用 RefreshRowset 前相同的锁定或解锁状态。 SQL_LOCK_EXCLUSIVE 驱动程序或数据源以独占方式锁定行。 并非所有数据源都支持此锁定类型。 SQL_LOCK_UNLOCK 驱动程序或数据源解锁行。 并非所有数据源都支持此锁定类型。 有关SQLSetPos 的详细信息,请...
Fatal error C1047The object or library file 'file' was created with an older compiler than other objects; rebuild old objects and libraries Fatal error C1048unknown option 'string' in 'option' Fatal error C1049invalid numerical argument 'value' ...
pthread_mutex_init、pthread_mutex_destroy:初始化和销毁互斥锁。 pthread_mutex_lock、pthread_mutex_unlock:对互斥锁进行加锁和解锁操作。 pthread_cond_init、pthread_cond_destroy:初始化和销毁条件变量。 pthread_cond_wait、pthread_cond_signal:等待和通知条件变量的变化。 3.线程属性操作: pthread_attr_init、p...
(i.e. uninitialized) owner entry. 2 - Pointer to the owner entry. 0x2 : The caller specified an owner entry that was already associated with a lock acquisition. 2 - Pointer to the owner entry. 3 - Pointer to the resource to which the owner entry is already associated. 0x3 :...
If you have any questions during development, post them on the Issues page of GitHub.This API creates a folder in an existing bucket to manage data in OBS.OBS does not in
concurrentqueue - A fast multi-producer, multi-consumer lock-free concurrent queue for C++11. [BSD,Boost] Coros - An easy-to-use and fast library for task-based parallelism, utilizing coroutines. [BSL-1.0] CUB - CUB provides state-of-the-art, reusable software components for every layer of...
(&mylock); } return ((void *) 0); } int main(int argc, char** argv) { int err; pthread_t produce_tid, consume_tid; void *ret; err = pthread_create(&produce_tid, NULL, produce, NULL);//创建线程 if (err != 0) { printf("线程创建失败:%s\n", strerror(err)); exit(-1)...
我也希望能够帮助到大家，让我们一起努力学习吧。接下去，我会陆续更新并且完善关于专栏《C语言 ...
* quite different properties, and may support multiple associated * {@link Condition} objects. 1. 2. 3. 4. 5. 翻译 我们实现Lock接口的锁讲比synchronized提供更灵活的声明和方法 (声明可以是公平或非公平,方法可以新增tryLock) Lock允许更灵活的结构,完全不同的属性,并且可以关联多个对象(synchronized的属性...