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Peak signal detection in realtime timeseries data
...core at which the algorithm signals and influence = the influence (between 0 and 1) of new signals on the mean and standard deviation. For example, a lag of 5 will use the last 5 observations to smooth the data. A threshold of 3.5 will signal if a datapoint is 3.5 standard deviations away from the m...
Get program execution time in the shell
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10 Answers
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Correct way to convert size in bytes to KB, MB, GB in JavaScript
...bytes) {
var sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
if (bytes == 0) return '0 Byte';
var i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)));
return Math.round(bytes / Math.pow(1024, i), 2) + ' ' + sizes[i];
}
Note : This is original code, Please use fixed version below. Ali...
How do I scroll the UIScrollView when the keyboard appears?
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204
The recommended way from Apple is to change the contentInset of the UIScrollView. It is a very ...
How to generate a random string in Ruby
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50 Answers
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Paging UICollectionView by cells, not screen
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edited May 23 '17 at 12:03
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111 silver badge
answered Apr 6 '14 at 15:28
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Limit Decimal Places in Android EditText
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120
More elegant way would be using a regular expression ( regex ) as follows:
public class Decimal...
How to create a colored 1x1 UIImage on the iPhone dynamically?
...c image(with color: UIColor) -> UIImage {
let rect = CGRectMake(0.0, 0.0, 1.0, 1.0)
UIGraphicsBeginImageContext(rect.size)
let context = UIGraphicsGetCurrentContext()
CGContextSetFillColorWithColor(context, color.CGColor)
CGContextFillRect(context, rect)
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How do I know the script file name in a Bash script?
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me=`basename "$0"`
For reading through a symlink1, which is usually not what you want (you usually don't want to confuse the user this way), try:
me="$(basename "$(test -L "$0" && readlink "$0" || echo "$0")")"
IMO, that'll pro...
wkhtmltopdf: cannot connect to X server
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206
or try this (from http://drupal.org/node/870058)
Download wkhtmltopdf. Or better install it w...