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Does ARC support dispatch queues?
I'm reading apple's documentation about "Memory Management for Dispatch Queues":
2 Answers
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Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
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@PeterLawrey, please see my update of the question. I do intend to port some part of my real life Java code to C# and run benchmarks, then post them here - if they reopen my question that is, as the SO vigilantes closed it almost immediately.
– gregko
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Generic htaccess redirect www to non-www
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If it does not work, you are probably missing the RewriteEngine On precursor to make it work.
– hendry
May 25 '10 at 9:02
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All combinations of a list of lists
... use itertools.product in python 2.6.
If you aren't using Python 2.6, the docs for itertools.product actually show an equivalent function to do the product the "manual" way:
def product(*args, **kwds):
# product('ABCD', 'xy') --> Ax Ay Bx By Cx Cy Dx Dy
# product(range(2), repeat=3) --&...
[ :Unexpected operator in shell programming [duplicate]
... @Palec: while the answer is not as extensive as Nietzche-jou's answer, I do not see what would be wrong about it? I never mentioned anything about brackets :) +1 for your comment regardless!
– Wolph
Feb 11 '14 at 8:05
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Reason for Column is invalid in the select list because it is not contained in either an aggregate f
...T:
a b
--------
1 abc
1 def
1 ghi
2 jkl
2 mno
2 pqr
And I do the following query:
SELECT a, b
FROM T
GROUP BY a
The output should have two rows, one row where a=1 and a second row where a=2.
But what should the value of b show on each of these two rows? There are three possibili...
What is the difference between canonical name, simple name and class name in Java Class?
...time. However JVMs must accept such name clashes, and thus canonical names do not uniquely identifies classes within a ClassLoader. (In hindsight, a better name for this getter would have been getJavaName; but this method dates from a time when the JVM was used solely to run Java programs.)
the simp...
Is short-circuiting logical operators mandated? And evaluation order?
Does the ANSI standard mandate the logical operators to be short-circuited, in either C or C++?
7 Answers
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Displaying the build date
I currently have an app displaying the build number in its title window. That's well and good except it means nothing to most of the users, who want to know if they have the latest build - they tend to refer to it as "last Thursday's" rather than build 1.0.8.4321.
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How to apply a style to an embedded SVG?
When an SVG is directly included in a document using the <svg> tag, you can apply CSS styles to the SVG via the document's stylesheet. However, I am trying to apply a style to an SVG which is embedded (using the <object> tag).
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