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C# 'is' operator performance
...ders are heir to. 'Tis a closure Devoutly to be wish'd. To die, no, but to sleep; Yes I shall sleep, perchance to dream of is and as in what may be derived from the most base of class.
– Jared Thirsk
Dec 6 '09 at 21:52
...
Usage of sys.stdout.flush() method
...ort sys
for i in range(5):
print(i),
#sys.stdout.flush()
time.sleep(1)
This is designed to print one number every second for five seconds, but if you run it as it is now (depending on your default system buffering) you may not see any output until the script completes, and then all at...
Android应用开发性能优化完全分析 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...堆栈打印信息！重点！
DALVIK THREADS (18):
"main" prio=5 tid=1 Sleeping
| group="main" sCount=1 dsCount=0 obj=0x7497dfb8 self=0x7f9d09a000
| sysTid=19073 nice=0 cgrp=default sched=0/0 handle=0x7fa106c0a8
| state=S schedstat=( 125271779 68162762 280 ) utm=11 stm=1 core=0 HZ=100
...
How to keep a .NET console app running?
...}
Not sure if that's better, but I don't like the idea of calling Thread.Sleep in a loop.. I think it's cleaner to block on user input.
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Task vs Thread differences [duplicate]
...u will never get a chance to test this flag). By the similar reason Thread.Sleep(delay) call should be replaced with Task.Delay(delay, token) call (passing token inside to have possibility to interrupt delay).
There are no thread's Suspend and Resume methods functionality with tasks. Instance of ta...
Catch a thread's exception in the caller thread in Python
...hat_raises(do_raise):
for i in range(3):
print(i)
time.sleep(0.1)
if do_raise:
raise Exception()
for i in range(3):
print(i)
time.sleep(0.1)
with concurrent.futures.ThreadPoolExecutor(max_workers=2) as executor:
futures = []
futures.append...
jQuery, simple polling example
...hen( () => $.Deferred( d=>setTimeout(()=>d.resolve(),5000) ) ) // sleep
.then( () => $.get('/my-api') ) // initiate AJAX
.then( response =>
{
if ( JSON.parse(response).my_result == my_target ) polling_active = false
if ( ...unhappy... ) return $.Deferre...
How to run a Python script in the background even after I logout SSH?
...i in range(0,count):
print('parent pid: %d' % os.getppid())
time.sleep(1)
my_func(count=10)
#still in parent thread
time.sleep(2)
#after 2 seconds the function my_func lives on is own
You can of course replace the content of your bgservice.py file in place of my_func.
...
How to break out of a loop from inside a switch?
...on #1
Readily insert the pause:
while( isValidState() ) {
execute();
sleep();
}
Option #2
Override execute:
void execute() {
super->execute();
sleep();
}
This code is simpler (thus easier to read) than a loop with an embedded switch. The isValidState method should only determine i...
Scala: List[Future] to Future[List] disregarding failed futures
...) {
val future = Future.futureToFutureTry(Future{"mouse"})
Thread.sleep(0, 100)
val futureValue = future.value
assert(futureValue == Some(Success(Success("mouse"))))
}
test("futureToFutureTry returns Failure if exception thrown") {
val future = Future.futureToFutureTry(Futu...