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How to get the date from jQuery UI datepicker
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CoolEshCoolEsh
3,02611 gold badge1717 silver badges2424 bronze badges
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Shell script to delete directories older than n days
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401
This will do it recursively for you:
find /path/to/base/dir/* -type d -ctime +10 -exec rm -rf ...
Alter MySQL table to add comments on columns
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answered Jan 29 '10 at 14:18
RufinusRufinus
23.5k66 gold badges5959 silver badges7878 bronze badges
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Sort array of objects by string property value
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4103
It's easy enough to write your own comparison function:
function compare( a, b ) {
if ( a.la...
How often does python flush to a file?
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340
For file operations, Python uses the operating system's default buffering unless you configure i...
Function to return only alpha-numeric characters from string?
...restricted to just A-Z.
Try this to remove everything except a-z, A-Z and 0-9:
$result = preg_replace("/[^a-zA-Z0-9]+/", "", $s);
If your definition of alphanumeric includes letters in foreign languages and obsolete scripts then you will need to use the Unicode character classes.
Try this to le...
Adding a new SQL column with a default value
...for the syntax to add a column to a MySQL database with a default value of 0
10 Answers
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Process all arguments except the first one (in a bash script)
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edited May 23 '17 at 10:31
Community♦
111 silver badge
answered Jan 29 '12 at 22:32
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Specify width in *characters*
...ill notice width and height of the span are different. For a font-size of 20px on Chrome the span is 12x22 px, where 20px is the height of the font, and 2px are for line height.
Now since em and ex are of no use here, a possible strategy for a CSS-only solution would be to
Create an element cont...
How to get the caret column (not pixels) position in a textarea, in characters, from the start?
...return node.selectionStart;
} else if (!document.selection) {
return 0;
}
var c = "\001",
sel = document.selection.createRange(),
dul = sel.duplicate(),
len = 0;
dul.moveToElementText(node);
sel.text = c;
len = dul.text.indexOf(c);
sel.moveStart('character',-1);...