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Statistics: combinations in Python
... N and K due to floating point precision. But we can fix that - see above, now it should not err for big numbers
– Nas Banov
Sep 17 '13 at 1:17
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Format JavaScript date as yyyy-mm-dd
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now.toISOString().substring(0,10); This is a cleaner alternative, since it reminds you that YYYY-MM-DD are the first ten characters of the complete iso format
– Gutimore
Aug 26 '18 at 2...
string to string array conversion in java
... i want an array where each character of the string will be now itself a string. like char 'n' will be now string "n" stored in an array
– riyana
Aug 5 '10 at 10:05
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Converting stream of int's to char's in java
...st notation:
int i = 97; // 97 is 'a' in ASCII
char c = (char) i; // c is now 'a'
If you mean transforming the integer 1 into the character '1', you can do it like this:
if (i >= 0 && i <= 9) {
char c = Character.forDigit(i, 10);
....
}
...
CSS Div stretch 100% page height
...of the HTML box. You can also use height:100% on the cloud-container as it now refers to the height of the HTML tag and not the viewport.
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How to remove time portion of date in C# in DateTime object only?
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Use the Date property:
var dateAndTime = DateTime.Now;
var date = dateAndTime.Date;
The date variable will contain the date, the time part will be 00:00:00.
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Pandas: drop a level from a multi-level column index?
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As of Pandas 0.24.0, we can now use DataFrame.droplevel():
cols = pd.MultiIndex.from_tuples([("a", "b"), ("a", "c")])
df = pd.DataFrame([[1,2], [3,4]], columns=cols)
df.droplevel(0, axis=1)
# b c
#0 1 2
#1 3 4
This is very useful if you wan...
Configure apache to listen on port other than 80
...-default.conf
And change the first line as
<VirtualHost *: 8079>
Now restart
sudo service apache2 restart
Apache will now listen on port 8079 and redirect to /var/www/html
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How to get random value out of an array?
...ased to mt_rand() and srand() aliased to mt_srand(). In practice it should now be good enough.
– Gras Double
Jun 29 '17 at 11:17
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How to make git mark a deleted and a new file as a file move?
...tructure.
Run git add -A .
Run git status to verify that the "new file" is now a "renamed" file
If git status still shows "new file" and not "renamed" you need to follow Hank Gay’s advice and do the move and modify in two separate commits.
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