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Leading zeros for Int in Swift
... myInt in 1 ... 3 {
print(String(format: "%02d", myInt))
}
output:
01
02
03
This requires import Foundation so technically it is not a part of the Swift language but a capability provided by the Foundation framework. Note that both import UIKit and import Cocoa include Foundation so it i...
How to find out what group a given user has?
...he script which is integrated into ansible and generating dashboard in CSV format.
sh collection.sh
#!/bin/bash
HOSTNAME=`hostname -s`
for i in `cat /etc/passwd| grep -vE "nologin|shutd|hal|sync|root|false"|awk -F':' '{print$1}' | sed 's/[[:space:]]/,/g'`; do groups $i; done|sed s/\:/\,/g|tr -d ...
How to iterate through a DataTable
... of foreach? row is only being used once, so for loop would give better performance?
– Enrico
Jul 8 '16 at 9:44
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What's the difference between tag and release?
... specific commit. This pointer can be super charged with some additional information (identity of the creator of the tag, a description, a GPG signature, ...).
A tag is a git concept whereas a Release is GitHub higher level concept.
As stated in the official announcement post from the GitHub blog:...
Proper way to add svn:executable
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$window.unbind('scroll', onScroll);
}
};
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How to make a flat list out of list of lists?
...
The append operation on lists forms a Monoid, which is one of the most convenient abstractions for thinking of a + operation in a general sense (not limited to numbers only). So this answer deserves a +1 from me for (correct) treatment of lists as a monoi...
Find row where values for column is maximal in a pandas DataFrame
...oved entirely in 1.0.0
back as of Pandas 0.16, argmax used to exist and perform the same function (though appeared to run more slowly than idxmax).
argmax function returned the integer position within the index of the row location of the maximum element.
pandas moved to using row labels instead of...
Using C++ library in C code
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}
};
...
How to replace a whole line with sed?
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String's Maximum length in Java - calling length() method
...F(String) say that a String object is represented by two bytes of length information and the modified UTF-8 representation of every character in the string. This concludes that the length of String is limited by the number of bytes of the modified UTF-8 representation of the string when used with Da...