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What underlies this JavaScript idiom: var self = this?
...s article on alistapart.com. (Ed: The article has been updated since originally linked)
self is being used to maintain a reference to the original this even as the context is changing. It's a technique often used in event handlers (especially in closures).
Edit: Note that using self is now discour...
Python subprocess/Popen with a modified environment
...viron.copy >>> env['foo'] = 'bar' Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: 'instancemethod' object does not support item assignment
– user1338062
Nov 22 '12 at 13:45
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How to programmatically disable page scrolling with jQuery
...ent to stored scroll position with scrollTo().
Then when you're ready to allow scrolling again, undo all that.
Edit: no reason I can't give you the code since I went to the trouble to dig it up...
// lock scroll position, but retain settings for later
var scrollPosition = [
self.pageXOffset ||...
Programmatically get height of navigation bar
... How to know collapsed size (44) or expanded size (large titles)??? Dynamically, of course. (I know what it measures)
– Markus
Jan 4 at 0:50
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How to reset a timer in C#?
...ype: System.Int32 The
amount of time to delay before the
invoking the callback method specified
when the Timer was constructed, in
milliseconds. Specify
Timeout.Infinite to prevent the
timer from restarting. Specify zero
(0) to restart the timer immediately.
...
WPF: Grid with column/row margin/padding?
...d in grid with a style declaration. Takes care of adding padding/margin to all elements without having to define for each, which is cumbersome and labor-intensive.For instance, if your Grid contains nothing but TextBlocks, you can do this:
<Style TargetType="{x:Type TextBlock}">
<Sette...
Dynamically changing font size of UILabel
...
but this puts the text all on one line. and if I change the factLabel.numberOfLines, then the font size does not change dynamically.
– CodeGuy
Feb 1 '11 at 17:06
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Restricting input to textbox: allowing only numbers and decimal point
...pe="text" name="txtChar">
</BODY>
</HTML>
This really works!
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How can I get the named parameters from a URL using Flask?
...<password>')? That way you don't write the request.args.get lines at all.
– multigoodverse
Apr 17 at 14:16
1
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Validate that end date is greater than start date with jQuery
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I had to modify it slightly to allow for blank end dates in my app, but this did the bulk. code if (value == 0) { return true; } else if (!/Invalid|NaN/... code
– Frank Luke
Jun 23 '11 at 14:48
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