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Using JQuery to check if no radio button in a group has been checked
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@ScottE - excellent point - I'll remove this answer if Roland unaccepts it.
– Dominic Rodger
Jan 15 '10 at 14:48
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Why is std::map implemented as a red-black tree?
...bly the two most common self balancing tree algorithms are Red-Black trees and AVL trees. To balance the tree after an insertion/update both algorithms use the notion of rotations where the nodes of the tree are rotated to perform the re-balancing.
While in both algorithms the insert/delete operat...
`find -name` pattern that matches multiple patterns
I was trying to get a list of all python and html files in a directory with the command find Documents -name "*.{py,html}" .
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How can I “disable” zoom on a mobile web page?
... Posterous did just that, while having the font at 12px so it's unreadable and I cannot find a way around it.
– Emil Ivanov
Dec 1 '11 at 7:05
43
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Installing PIL with pip
I am trying to install PIL (the Python Imaging Library) using the command:
21 Answers
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How to remove all whitespace from a string?
...ical tab, form feed
x <- c(
" x y ", # spaces before, after and in between
" \u2190 \u2192 ", # contains unicode chars
paste0( # varied whitespace
whitespace,
"x",
whitespace,
"y",
whitespace,
collapse = ""
),
NA ...
What is the standard exception to throw in Java for not supported/implemented operations?
In particular, is there a standard Exception subclass used in these circumstances?
4 Answers
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biggest integer that can be stored in a double
...more do you want?
Go on, ask me what the largest integer is, such that it and all smaller integers can be stored in IEEE 64-bit doubles without losing precision. An IEEE 64-bit double has 52 bits of mantissa, so I think it's 253:
253 + 1 cannot be stored, because the 1 at the start and the 1 at t...
How to determine when Fragment becomes visible in ViewPager
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Thanks to today's Android Support Library update (rev 11), the user visible hint issue is finally fixed. It's now safe to use user visible hint for ViewPager.
– Oasis Feng
Nov 14 '12 at 3:05
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How to line-break from css, without using ?
... same HTML structure, you must have something to distinguish between Hello and How are you.
I suggest using spans that you will then display as blocks (just like a <div> actually).
p span {
display: block;
}
<p><span>hello</span><span>How are you</span>...