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How to calculate the CPU usage of a process by PID in Linux from C?
...te the CPU usage of the process over the sampling time, with:
user_util = 100 * (utime_after - utime_before) / (time_total_after - time_total_before);
sys_util = 100 * (stime_after - stime_before) / (time_total_after - time_total_before);
Make sense?
...
Firefox 'Cross-Origin Request Blocked' despite headers
...ame Origin Policy disallows reading the remote resource at localhost:44304/v1/search. (Reason: CORS request did not succeed).
– JGilmartin
Apr 5 at 18:18
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Calling dynamic function with dynamic number of parameters [duplicate]
...implest way might be:
var func='myDynamicFunction_'+myHandler;
var arg1 = 100, arg2 = 'abc';
window[func].apply(null,[arg1, arg2]);
Assuming, that target function is already attached to a "window" object.
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String, StringBuffer, and StringBuilder
... "yrs. old too")
.toString()
Or
String s = new StringBuilder(100).appe..... etc. ...
// The difference is a size of 100 will be allocated upfront as fuzzy lollipop points out.
StringBuffer ( the syntax is exactly as with StringBuilder, the effects differ )
About
StringBuffer vs....
How do I access command line arguments in Python?
...
100
I highly recommend argparse which comes with Python 2.7 and later.
The argparse module reduc...
Select 50 items from list at random to write to file
... space efficient for sampling from a
large population: sample(xrange(10000000), 60)
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How do I find the location of my Python site-packages directory?
...
100
For Ubuntu,
python -c "from distutils.sysconfig import get_python_lib; print get_python_lib()...
Java Generate Random Number Between Two Given Values [duplicate]
...tween two numbers" use:
Random r = new Random();
int low = 10;
int high = 100;
int result = r.nextInt(high-low) + low;
This gives you a random number in between 10 (inclusive) and 100 (exclusive)
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INSTALL_FAILED_NO_MATCHING_ABIS when install apk
...sing Genymotion Emulater and install gapps and Genymotion-ARM-Translation_v1.1 still m getting this problem.
– Prashant Maheshwari Andro
Mar 13 '15 at 12:50
4
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Regular expression to match balanced parentheses
...ts (?0).
Perl, PHP, Notepad++, R: perl=TRUE, Python: Regex package with (?V1) for Perl behaviour.
Ruby using subexpression calls.
With Ruby 2.0 \g<0> can be used to call full pattern.
\((?>[^)(]+|\g<0>)*\)
Demo at Rubular; Ruby 1.9 only supports capturing group recursion:
(\(...