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Compare floats in php
...ou need to use a smallest acceptable difference:
if (abs(($a-$b)/$b) < 0.00001) {
echo "same";
}
Something like that.
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How can I declare and define multiple variables in one line using C++?
... that if I declare these three variables that they will all have the value 0
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Why are elementwise additions much faster in separate loops than in a combined loop?
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Remove last item from array
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edited Aug 3 at 10:48
CroMagnon
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pandas: How do I split text in a column into multiple rows?
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207
+50
This spl...
How to determine CPU and memory consumption from inside a process?
... now;
lastUserCPU = user;
lastSysCPU = sys;
return percent * 100;
}
Linux
On Linux the choice that seemed obvious at first was to use the POSIX APIs like getrusage() etc. I spent some time trying to get this to work, but never got meaningful values. When I finally checked the kern...
Performance of foreach, array_map with lambda and array_map with static function
...W, I just did the benchmark since poster didn't do it. Running on PHP 5.3.10 + XDebug.
UPDATE 2015-01-22 compare with mcfedr's answer below for additional results without XDebug and a more recent PHP version.
function lap($func) {
$t0 = microtime(1);
$numbers = range(0, 1000000);
$ret = $f...
Python 3.x rounding behavior
I was just re-reading What’s New In Python 3.0 and it states:
11 Answers
11
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Suppress warning CS1998: This async method lacks 'await'
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107
I've got an interface with some async functions.
Methods returning Task, I believe. async ...
Seeding the random number generator in Javascript
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edited May 23 '17 at 12:02
Community♦
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answered Feb 6 '09 at 17:42
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