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How can I get the timezone name in JavaScript?
...ability to detect something like "America/New York." Is that even possible from JavaScript or is that something I am going to have to guestimate based on the offset?
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Locking a file in Python
I need to lock a file for writing in Python. It will be accessed from multiple Python processes at once. I have found some solutions online, but most fail for my purposes as they are often only Unix based or Windows based.
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What's the need of array with zero elements?
...ll remain that of the flexible array member, even if this would differ
from that of the replacement array. If this array would have no elements, it behaves as if
it had one element but the behavior is undefined if any attempt is made to access that
element or to generate a pointer one pas...
Rotating x axis labels in R for barplot
...the bar labels and the plot text of the labels by saving the bar positions from barplot and do a little tweaking up and down. Here's an example with the mtcars data set:
x <- barplot(table(mtcars$cyl), xaxt="n")
labs <- paste(names(table(mtcars$cyl)), "cylinders")
text(cex=1, x=x-.25, y=-1.2...
Iterating over every two elements in a list
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You need a pairwise() (or grouped()) implementation.
For Python 2:
from itertools import izip
def pairwise(iterable):
"s -> (s0, s1), (s2, s3), (s4, s5), ..."
a = iter(iterable)
return izip(a, a)
for x, y in pairwise(l):
print "%d + %d = %d" % (x, y, x + y)
Or, more gen...
What's with 181783497276652981 and 8682522807148012 in Random (Java 7)?
...eed of the random number generator to a
value very likely to be distinct from any other invocation of this
constructor.
could be extended by "across threads" and "uncorrelated"
Seed Sequence Quality
But the randomness of the seeding sequence is only as good as the underlying RNG.
The RNG us...
C# declare empty string array
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@newStackExchangeInstance, just copied code "as is" from the question. Both lines compile fine, although I agree that following one style is better.
– Andrei
May 30 '13 at 10:59
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Can I read the hash portion of the URL on my server-side application (PHP, Ruby, Python, etc.)?
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It is retrievable from Javascript - as window.location.hash. From there you could send it to the server with Ajax for example, or encode it and put it into URLs which can then be passed through to the server-side.
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How to lay out Views in RelativeLayout programmatically?
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From what I've been able to piece together, you have to add the view using LayoutParams.
LinearLayout linearLayout = new LinearLayout(this);
RelativeLayout.LayoutParams relativeParams = new RelativeLayout.LayoutParams(
...
What is event bubbling and capturing?
...ion:
quirksmode.org has a nice description of this. In a nutshell (copied from quirksmode):
Event capturing
When you use event capturing
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---------------| |-----------------
| element1 | | |
| -----------| |----------- |
| |element2 \ / ...