大约有 2,300 项符合查询结果（耗时：0.0168秒） [XML]
Python subprocess.Popen “OSError: [Errno 12] Cannot allocate memory”
...mory footprint is minimal), to spawn a shell script that then runs free/ps/sleep and whatever else in a loop parallel to your script; poll the script's output or read it synchronously, possibly from a separate thread if you have other stuff to take care of asynchronously -- do your data crunching in...
Volatile Vs Atomic [duplicate]
... of running (sometimes it did stop)...,
– Plain_Dude_Sleeping_Alone
Dec 24 '15 at 22:23
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PHP DateTime::modify adding and subtracting months
...so roll back to Feb 28th and April 30th in the first set) and not lose any sleep over the occasional overlap and divergence from the "last day of month" vs "second to last day of month" pattern. But expecting the library to choose between "most pretty/natural", "mathematical interpretation of 02/31 ...
Calling shell functions with xargs
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Something like this should work also:
function testing() { sleep $1 ; }
echo {1..10} | xargs -n 1 | xargs -I@ -P4 bash -c "$(declare -f testing) ; testing @ ; echo @ "
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用户界面（UI）组件 · App Inventor 2 中文网
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回退时()
设备后退按钮已按下。
出现错误时(组件,函数名称,错误编号,消息)
发生错误时触发该事件。只有某些错误才会触发，对于这些错误，系统将默认显示通知，可以使用此事件来定制错误处理逻辑。
初始化()
初...
Running multiple AsyncTasks at the same time — not possible?
...sted/confirmed by me on 2.2. Suppose you have a custom AsyncTask that just sleeps a second in doInBackground(). AsyncTasks use a fixed size queue internally for storing delayed tasks. Queue size is 10 by default. If you start 15 your custom tasks in a row, then first 5 will enter their doInBackgroun...
How do I choose between Semaphore and SemaphoreSlim?
...ock, you spend quite a lot of CPU cycles, but after that the thread simply sleeps for as long as necessary to get the lock.
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Why use Ruby instead of Smalltalk? [closed]
..., he can learn it in 2 weeks. A language is just a tool. You don't need to sleep with it.
– Edgar Klerks
Apr 7 '15 at 18:15
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Is there hard evidence of the ROI of unit testing?
... the test code has been changed very little. It is, however, what lets me sleep well at night and the thing that allows me to tell the customer that I have confidence that I can implement the Y functionality without breaking the system.
Perhaps in academia there is evidence, but I've never worked ...
Is System.nanoTime() completely useless?
...ears to suffer. Running the original code sample, with void foo() { Thread.sleep(40); } I got a negative time (-380 ms!) using a single Athlon 64 X2 4200+ processor
– Luke Usherwood
Mar 7 '12 at 12:46
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