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Changing the interval of SetInterval while it's running
... this.stopped = true;
window.clearTimeout(this.timeout);
},
start: function() {
this.stopped = false;
return this.loop();
},
loop: function() {
this.timeout = window.setTimeout(this.runLoop, this.interval);
return this;
}
};
return variableInte...
How to use clock() in C++
...clude <cstdio>
#include <ctime>
int main() {
std::clock_t start;
double duration;
start = std::clock();
/* Your algorithm here */
duration = ( std::clock() - start ) / (double) CLOCKS_PER_SEC;
std::cout<<"printf: "<< duration <<'\n';
}
...
How to stop Jenkins installed on Mac Snow Leopard?
...ow I want to stop it running. Whenever I kill it, no matter how, it just restarts immediately.
8 Answers
...
bpftrace教程【官方】 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...数。
7. read()调用的时间
# bpftrace -e 'kprobe:vfs_read { @start[tid] = nsecs; } kretprobe:vfs_read /@start[tid]/ { @ns[comm] = hist(nsecs - @start[tid]); delete(@start[tid]); }'
Attaching 2 probes...
[...]
@ns[snmp-pass]:
[0, 1] 0 | ...
Is there any particular difference between intval and casting to int - `(int) X`?
... -v
PHP 7.0.4-5+deb.sury.org~trusty+1 (cli) ( NTS )
The test:
php > $start_ts = microtime(true); for($i = 0; $i < 100000000; $i++) { $a = (int) '1'; } var_dump((microtime(true) - $start_ts)*1000 . ' ms');
string(18) "3279.1121006012 ms"
php > $start_ts = microtime(true); for($i = 0; $i &...
What exactly does the post method do?
... can be executed. Often used to run code in a different Thread.
run () : Starts executing the active part of the class' code. This method is called when a thread is started that has been created with a class which implements Runnable.
getView().post(new Runnable() {
@Override
p...
Find the nth occurrence of substring in a string
...traightforward iterative solution:
def find_nth(haystack, needle, n):
start = haystack.find(needle)
while start >= 0 and n > 1:
start = haystack.find(needle, start+len(needle))
n -= 1
return start
Example:
>>> find_nth("foofoofoofoo", "foofoo", 2)
6
I...
How do I restart a service on a remote machine in Windows? [closed]
Sometimes while debugging, I need to restart a service on a remote machine. Currently, I'm doing this via Remote Desktop. How can it be done from the command line on my local machine?
...
Forced naming of parameters in Python
...r good answers for Python 2, please consider the following:
__named_only_start = object()
def info(param1,param2,param3,_p=__named_only_start,spacing=10,collapse=1):
if _p is not __named_only_start:
raise TypeError("info() takes at most 3 positional arguments")
return str(param1+p...
jQuery ID starts with
I am trying to get all elements with an id starting with some value. Below is my jQuery code. I am trying to use a JavaScript variable when searching for items. But it does not work. What am I missing below? So the id 'value' am searching is the value of the clicked element
...