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Understanding ibeacon distancing
...atio = rssi*1.0/txPower;
if (ratio < 1.0) {
return Math.pow(ratio,10);
}
else {
double accuracy = (0.89976)*Math.pow(ratio,7.7095) + 0.111;
return accuracy;
}
}
Note: The values 0.89976, 7.7095 and 0.111 are the three constants calculated when solving for a best f...
What is the difference between `after_create` and `after_save` and when to use which?
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edited Jul 18 '12 at 0:10
answered Jun 21 '11 at 8:12
Ta...
Xcode/Simulator: How to run older iOS version?
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edited Nov 23 '10 at 23:26
answered Nov 23 '10 at 23:18
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AngularJS - $anchorScroll smooth/duration
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10
The answer from Brett worked great for me. I did some small changes on his solution in terms of...
Sending images using Http Post
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answered May 30 '10 at 0:55
PiroPiro
2,44633 gold badges1515 silver badges1919 bronze badges
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The constant cannot be marked static
...o
– Basheer AL-MOMANI
Oct 25 '16 at 10:05
@BasheerAL-MOMANI: No. A final is just unchangeable after the constructor ca...
How to sort an array of integers correctly
...es numeric sorts (sortNumber, shown below) -
var numArray = [140000, 104, 99];
numArray.sort(function(a, b) {
return a - b;
});
console.log(numArray);
In ES6, you can simplify this with arrow functions:
numArray.sort((a, b) => a - b); // For ascending sort
numArray.sort((a, ...
How to paste yanked text into the Vim command line
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10 Answers
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How to sort with lambda in Python
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answered Sep 22 '10 at 5:48
kennytmkennytm
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Adding multiple columns AFTER a specific column in MySQL
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