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Remove and Replace Printed items [duplicate]
...ange (0,5):
b = "Loading" + "." * x
print (b, end="\r")
time.sleep(1)
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Asynchronous method call in Python?
...time() + 1.0) >= end_time:
break
yield from asyncio.sleep(1)
loop = asyncio.get_event_loop()
# Blocking call which returns when the display_date() coroutine is done
loop.run_until_complete(display_date(loop))
loop.close()
New async/await syntax:
async def display_date(loo...
C/C++中的段错误（Segmentation fault） - C/C++ - 清泛网 - 专注C/C++及内核技术
...ent fault 之所以能够流行于世，是与Glibc库中基本上所有的函数都默认形参指针为非空有着密切关系的。目录1。什么是段错误？2。为什 Segment fault 之所以能够流行于世，与Glibc库中基本上所有的函数都默认形参指针为非空有着密...
How can I make the cursor turn to the wait cursor?
...ed = true;
}
Here's the code form the main form
private void btnSleep_Click(object sender, EventArgs e)
{
var control = sender as Control;
if (control != null)
{
Log.Info("Launching lengthy operation...");
CursorWait.LengthyOperation(con...
What is a daemon thread in Java?
...s) {
new WorkerThread().start();
try {
Thread.sleep(7500);
} catch (InterruptedException e) {
// handle here exception
}
System.out.println("Main Thread ending") ;
}
}
class WorkerThread extends Thread {
public WorkerTh...
ListCtrl 重绘（Custom Draw） - C/C++ - 清泛网 - 专注C/C++及内核技术
...Windows会为你发送NM_CUSTOMDRAW消息，你只需要添加一个处理函数以便开始使用Custom draw。首先添加一个消息映射，象下面一样：
ON_NOTIFY ( NM_CUSTOMDRAW, IDC_MY_LIST, OnCustomdrawMyList )
处理函数的原形如下：
afx_msg void OnCustomdrawMyList ( NMH...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...ile, it will surely die, but processes fork()+exec()-ed from it (like your sleep did) inherit copies of open file descriptors along with flock() locks. Killing the script while sleep is sleeping won't unlock, because sleep process is still holding the lock. For lockable script it's important, becaus...
What's a good rate limiting algorithm?
...minInterval - elapsed
if leftToWait>0:
time.sleep(leftToWait)
ret = func(*args,**kargs)
lastTimeCalled[0] = time.clock()
return ret
return rateLimitedFunction
return decorate
@RateLimited(2) # 2 per second at most
def P...
What is the Swift equivalent of respondsToSelector?
... NSObject
{
func work() { }
func eat(food: AnyObject) { }
func sleep(hours: Int, minutes: Int) { }
}
let worker = Worker()
let canWork = worker.respondsToSelector(Selector("work")) // true
let canEat = worker.respondsToSelector(Selector("eat:")) // true
let canSleep = worker.respo...
Java executors: how to be notified, without blocking, when a task completes?
...d message: " + msg);
}
}
class ExampleService {
String work() {
sleep(7000, TimeUnit.MILLISECONDS); /* Pretend to be busy... */
char[] str = new char[5];
ThreadLocalRandom current = ThreadLocalRandom.current();
for (int idx = 0; idx < str.length; ++idx)
str[idx] = (ch...