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How do I plot in real-time in a while loop using matplotlib?
...0
while(True):
if(i > 499):
i = 0
time.sleep(0.1)
mySrc.data_signal.emit(y[i]) # <- Here you emit a signal!
i += 1
###
###
if __name__== '__main__':
app = QtGui.QApplication(sys.argv)
QtGui.QApplication.setStyle(QtGui.QStyleFactory...
How to wait for 2 seconds?
...
Try this example:
exec DBMS_LOCK.sleep(5);
This is the whole script:
SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "Start Date / Time" FROM DUAL;
exec DBMS_LOCK.sleep(5);
SELECT TO_CHAR (SYSDATE, 'MM-DD-YYYY HH24:MI:SS') "End Date / Time" FROM DUAL;...
Send file using POST from a Python script
... rand_delay = random.randint (delay, delay + 5)
logging.debug ('Sleeping for %.2f seconds------------------------------\n\n', rand_delay)
time.sleep (rand_delay)
return upload_file
def upload_directory (path, upload_file):
assert isabs (path)
assert isdir (path)
...
How to Calculate Execution Time of a Code Snippet in C++
...lt;< a << std::endl;
}
{
NLTimerScoped timer( "sleep( 4 )" );
sleep( 4 );
}
return 0;
}
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AWS Error Message: A conflicting conditional operation is currently in progress against this resourc
...o
aws s3 mb s3://your.bucket.name --region us-west-2
RESULT=$?
sleep 5
done
echo "Bucket created!"
it will retry the "create bucket" operation for you, every few seconds (depend on 'sleep' ) and as soon as it's possible - will create it for you, so no one can steal your bucket name b...
栈和队列的面试题Java实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...现一个队列
（4）两个队列实现一个栈
（5）设计含最小函数min()的栈，要求min、push、pop、的时间复杂度都是O(1)
（6）判断栈的push和pop序列是否一致
1、栈的创建：
我们接下来通过链表的形式来创建栈，方便扩充。
代码实现...
How to generate a core dump in Linux on a segmentation fault?
... reloading by sysctl -p.
If the core files are not generated (test it by: sleep 10 & and killall -SIGSEGV sleep), check the limits by: ulimit -a.
If your core file size is limited, run:
ulimit -c unlimited
to make it unlimited.
Then test again, if the core dumping is successful, you will s...
SSMS插件开发指南 - C/C++ - 清泛网 - 专注C/C++及内核技术
...EnvShared\Addins\)
will install for specific user only.
OnConnection()函数开始恢复这样：
_applicationObject = (DTE2)application;
_addInInstance = (AddIn)addInInst;
if (connectMode == ext_ConnectMode.ext_cm_Startup)(此处还是这个，同SMSS 2008)。
另外还需要额外引入...
SEH stack 结构探索（1）--- 从 SEH 链的最底层（线程第1个SEH结构）说起 -...
...ll32!_RtlUserThreadStart() 开始执行，它最终会调用用户的入口函数。在 RtlUserThreadStart() 里会调用 SEH_prolog4() 进行构建最初的 SEH 结构。
好了，现在关键是看 ntdll32!_SEH_prolog4() 做了些什么：
ntdll32!_SEH_prolog4:
7774dd24 68dd037977 ...
CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...2:
查看squid 的访问日志。
八、实际应用
下面实验将模拟通过不同的域名访问不同的机器，简单实现企业应用中的负载均衡。客户端在浏览器地址栏中输入www.squid.dev，将访问192.168.1.18这台机器，访问bbs.squid.dev，将访问192.168...