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What does K mean in Linux?
K-Means clustering is an unsupervised machine learning algorithm. The K-Means calculates the distance (using the distance formula) and then finds the minimum distance between the data points and the centroid cluster to classify the data.
What does exec $shell do?
The exec command replaces the current process image – the executable or program – with a new one, named as the argument to exec. If $SHELL contains the name of an executable, as it usually does, exec will spin that exe up in place of the running shell. It’s invoking your shell ( $SHELL ) as a login shell.
What is K in regex?
Apr 19, 2020 ・1 min read. Since not all regex flavors support lookarounds, Perl introduced the match reset – \K (bolded is mine): \K resets the starting point of the reported match. Any previously consumed characters are no longer included in the final match.
How does find work in Linux?
The find command is used to search and locate the list of files and directories based on conditions you specify for files that match the arguments. find command can be used in a variety of conditions like you can find files by permissions, users, groups, file types, date, size, and other possible criteria.
What does the k th percentile in Excel mean?
The k:th percentile is a value below which k percent of values in the data set fall. A percentile calculated with .4 as k means 40% percent of values are less than or equal to the calculated result, a percentile calculated with k = .9 means 90% percent of values are less than or equal to the calculated result.
What does it mean when someone says K in a text?
If you absentmindedly send a “k” to someone who understands its true meaning, their heart will sink, their hands will stop working and they’ll struggle to understand why you hate them. Is that what you want? When you send a “k,” what you’re saying is: I don’t care what you’ve said and I don’t want to talk to you anymore.
What’s the difference between a K and a KK?
Most of us who have distressingly overanalyzed a “k” text have sent one ourselves, and with intent. That’s the beauty of internet lingo — you can evoke so much power and emotion with one little letter.
What does it mean when you get a K from Your Girlfriend?
Or as Urban Dictionary so eloquently puts it, “The text you receive from your girlfriend, really meaning ‘fuck you.’’ A single K is cold, it cuts quick but deep. And if you get a k period (k.), don’t go home for at least 48 hours.