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Can a class member function template be virtual?
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answered Mar 1 '10 at 8:52
sbisbi
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How to compute the sum and average of elements in an array?
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var sum = 0;
for( var i = 0; i < elmt.length; i++ ){
sum += parseInt( elmt[i], 10 ); //don't forget to add the base
}
var avg = sum/elmt.length;
document.write( "The sum of all the elements is: " + sum + " The average is: " + ...
How to center absolute div horizontally using CSS?
...v and want it to be centered horizontally - although I'm giving it margin:0 auto; it's not centered...
8 Answers
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How to drop a list of rows from Pandas dataframe?
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401
Use DataFrame.drop and pass it a Series of index labels:
In [65]: df
Out[65]:
one two...
How to list the size of each file and directory and sort by descending size in Bash?
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answered Feb 7 '13 at 10:54
DeveloperDeveloper
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getMinutes() 0-9 - How to display two digit numbers?
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20 Answers
20
Active
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Apply a function to every row of a matrix or a data frame
... 3 4
[3,] 5 6
R> apply(M, 1, function(x) 2*x[1]+x[2])
[1] 4 10 16
R>
This takes a matrix and applies a (silly) function to each row. You pass extra arguments to the function as fourth, fifth, ... arguments to apply().
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Wolfram's Rule 34 in XKCD [closed]
The hover "joke" in #505 xkcd touts "I call rule 34 on Wolfram's Rule 34".
12 Answers
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Grid of responsive squares
... you can code :
HTML :
<div></div>
CSS
div {
width: 30%;
padding-bottom: 30%; /* = width for a square aspect ratio */
}
Here is a simple layout example of 3*3 squares grid using the code above.
With this technique, you can make any other aspect ratio, here is a table giv...
Bootstrap 3 modal vertical position center
...: inline-block;
vertical-align: middle;
content: " ";
height: 100%;
}
}
.modal-dialog {
display: inline-block;
text-align: left;
vertical-align: middle;
}
And adjust a little bit .fade class to make sure it appears out of the top border of window, instead of center
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