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Difference between WAIT and BLOCKED thread states
...en join() is called.
TIMED_WAITING- when below methods are called:
Thread.sleep
Object.wait with timeout
Thread.join with timeout
TERMINATED- thread returned from run() method.*/
public class ThreadBlockingState{
public static void main(String[] args) throws InterruptedException {
Object obj...
How can I view live MySQL queries?
...ial setup.
SELECT * FROM INFORMATION_SCHEMA.PROCESSLIST WHERE COMMAND != 'Sleep';
The only catch is that you often miss queries which execute very quickly, so it is most useful for longer-running queries or when the MySQL server has queries which are backing up - in my experience this is exactly ...
How to run a process with a timeout in Bash? [duplicate]
...se, you could background the process; its PID then gets stored as $!; then sleep for the required amount of time, then kill it:
some_command arg1 arg2 &
TASK_PID=$!
sleep 15
kill $TASK_PID
At this URL I find that there are mentioned, more than one solutions to make this happen.
...
How can I put the current running linux process in background? [closed]
...th CTRL+Z then use the command bg to resume it in background. For example:
sleep 60
^Z #Suspend character shown after hitting CTRL+Z
[1]+ Stopped sleep 60 #Message showing stopped process info
bg #Resume current job (last job stopped)
More about job control and bg usage in bash manual page:
J...
Avoiding recursion when reading/writing a port synchronously?
...nchronous events and we are in need on synchronous reply, start a timer or sleep for timeout, if the handler or required objective is met then say true, else false and make sure the event gets cancelled /reset for the same if critical.
...
C# 通过代码安装、卸载、启动、停止服务 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... service.Refresh();
System.Threading.Thread.Sleep(1000);
if (service.Status == System.ServiceProcess.ServiceControllerStatus.Running)
{
break;
}
...
C++ SpinLock 自旋锁的代码实现（全网最简略的方式） - C/C++ - 清泛网 - ...
...ck;
thread thd([&]{
cout << "thread lock..." << endl;
lck.lock();
sleep(3);
cout << "thread unlock..." << endl;
lck.unlock();
});
thd.detach();
this_thread::sleep_for(chrono::milliseconds(50));
cout << "main thread lock... wait." << endl;
lck.lock();
cout << "SpinLock done." << ...
Dokan虚拟磁盘开发实战 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...DOKAN_FILE_INFO;
研究了几天，发现只需要实现少数几个回调函数就可以了：
1.FindFiles: 在这个回调函数里可以实现从远程目录同步其下的所有目录及文件。当然也可以在OpenDirectory回调函数里做，但实际使用时我发现OpenDirectory调用...
How do I close a connection early?
...ob_get_length();
header("Content-Length: $size");
ob_end_flush();
flush();
sleep(13);
error_log("do something in the background");
?>
Which works fine until you substitute phpinfo() for echo('text I want user to see'); in which case the headers are never sent!
The solution is to explic...
Linux C/C++程序常用的调试手段及异常排查总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...是否可以对职责场景覆盖全面？
代码规范
变量名、函数名、类名是否简单、精准的表达变量的含义？所有变量命名是否可以保持一致性？缩进，换行，可读性如何？
（驼峰、下划线，这个根据公司或者谷歌等的编码规范...