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Hidden features of HTML
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244
votes
Using a protocol-independent absolute path:
<img src="//domain.com/img/l...
bash: Bad Substitution
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answered Dec 16 '13 at 16:44
Vanni TotaroVanni Totaro
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Getting the current Fragment instance in the viewpager
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answered Sep 4 '13 at 10:09
LuksprogLuksprog
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How to join components of a path when you are constructing a URL in Python
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answered Nov 25 '09 at 4:05
Alex MartelliAlex Martelli
725k148148 gold badges11261126 silver badges13241324 bronze badges
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Why do we need a fieldset tag?
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194
The most obvious, practical example is:
<fieldset>
<legend>Colour</legend&g...
Completely uninstall PostgreSQL 9.0.4 from Mac OSX Lion?
...r differences. I'm running Lion and I'm trying to uninstall PostgreSQL 9.0.4. I've looked at the last question and the link that it referenced, but I did not find a file called "uninstall-postgresql" when I run this command:
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Error in plot.new() : figure margins too large, Scatter plot
...s you can first check par("mar") output. You should be getting:
[1] 5.1 4.1 4.1 2.1
To change that write:
par(mar=c(1,1,1,1))
This should rectify the error. Or else you can change the values accordingly.
Hope this works for you.
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Disabled form inputs do not appear in the request
...age" value="100" disabled="disabled" />
FYI, per 17.12.1 in the HTML 4 spec:
Disabled controls do not receive focus.
Disabled controls are skipped in tabbing navigation.
Disabled controls cannot be successfully posted.
You can use readonly attribute in your case, by doing this you will be ...
How to remove an element from a list by index
...he index of the element you want to delete:
>>> a = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
>>> del a[-1]
>>> a
[0, 1, 2, 3, 4, 5, 6, 7, 8]
Also supports slices:
>>> del a[2:4]
>>> a
[0, 1, 4, 5, 6, 7, 8, 9]
Here is the section from the tutorial.
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