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How can I use “puts” to the console without a line break in ruby on rails?
...str)
print str
$stdout.flush
end
100.times do
print_and_flush "."
sleep 1
end
Edit: I was just looking into the reasoning behind flush to answer @rubyprince's comment, and realised this could be cleaned up a little by simply using $stdout.sync = true...
$stdout.sync = true
100.times do
...
What's the Android ADB shell “dumpsys” tool and what are its benefits?
..._storag: 0% = 0% user + 0% kernel
pvr_workqueue: 0% = 0% user + 0% kernel
+sleep: 0% = 0% user + 0% kernel
+sleep: 0% = 0% user + 0% kernel
TOTAL: 6% = 1% user + 3% kernel + 0% irq
4)Getting memory usage informations
~$ adb shell dumpsys meminfo 'your apps package name'
Output:
** MEMINFO in p...
How do I kill background processes / jobs when my shell script exits?
...rap_with_arg 'stop' EXIT SIGINT SIGTERM SIGHUP
{ i=0; while (( ++i )); do sleep 0.5 && echo "a: $i"; done } &
{ i=0; while (( ++i )); do sleep 0.6 && echo "b: $i"; done } &
while true; do read; done
UPD: added minimal example; improved stop function to aviod de-trapping u...
php中json_decode()和json_encode()的使用方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的 value ，除了resource 类型之外，可以为任何数据类型
该函数只能接受 UTF-8 编码的数据
options
由以下常量组成的二进制掩码： JSON_HEX_QUOT, JSON_HEX_TAG, JSON_HEX_AMP, JSON_HEX_APOS, JSON_NUMERIC_CHECK, JSON_PRETTY_PRINT, JSON_UNESCAPED_SLASHES, JSON_FOR...
Throttling method calls to M requests in N seconds
...an N seconds in the past, you execute and add another entry, otherwise you sleep for the time difference.
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Track the time a command takes in UNIX/LINUX?
...
Here is how a sleep of one second looks like, timed with time:
$ time sleep 1
real 0m1.001s
user 0m0.000s
sys 0m0.000s
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How to update a plot in matplotlib?
...p=plt.cm.gray)
del tempCS1
fig.canvas.draw()
#time.sleep(1e-2) #unnecessary, but useful
fig.clf()
fig = plt.figure()
ax = fig.add_subplot(111)
win = fig.canvas.manager.window
fig.canvas.manager.window.after(100, animate_frames, frames)
I also found a much simpler...
IllegalMonitorStateException on wait() call
... }
@Override
public void run() {
try {
// Sleep
Thread.sleep(10000);
synchronized (this.t) {
this.t.notify();
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
...
Really weird eclipse keyboard behavior/bug?
...
I also have heard that on Macs, you can solve this by getting the unit to sleep either by closing the laptop lid or pulling the Apple menu down to sleep, wait a few seconds, and then starting it again. I've not tried this yet.
BTW, when this happens refreshing and other mechanisms have not worked...
STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
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1> f:\vs2008\vc\include\functional(142): 编译类 模板 成员函数“bool std::less<_Ty>::operator ()(const _Ty &,const _Ty &) const”时
1> with
1> [
1> _Ty=a
1> ]
1> f:\vs2008\vc\include\map(68): 参见对正在编译的类 模...