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What is hashCode used for? Is it unique?
I notice there is a getHashCode() method in every controls, items, in WP7, which return a sequence of number. Can I use this hashcode to identify an item? For example I want to identify a picture or a song in the device, and check it whereabout. This could be done if the hashcode given for specifi...
What does f+++++++++ mean in rsync logs?
...ll also be output, but only if the receiving rsync is at least version 2.6.7 (you can use -vv with older versions of rsync, but that also turns on the output of other verbose mes-
sages).
The "%i" escape has a cryptic output that is 11 letters long. The general format is like the string YXcstpoguax...
Why does X[Y] join of data.tables not allow a full outer join, or a left join?
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To quote from the data.table FAQ 1.11 What is the difference between X[Y] and merge(X, Y)?
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How to recursively find the latest modified file in a directory?
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plundraplundra
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
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Running a command through /usr/bin/env has the benefit of looking for whatever the default versi...
Where does Scala look for implicits?
...l type, not type parameter: it is a type argument to Ordering. See section 7.2 of the Scala specification.
This is available since Scala 2.8.0.
Outer Objects for Nested Types
I haven't actually seen examples of this. I'd be grateful if someone could share one. The principle is simple:
class A(va...
What's the difference between “groups” and “captures” in .NET regular expressions?
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You won't be the first who's fuzzy about it. Here's what the famous Jeffrey Friedl has to say ab...
Application auto build versioning
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answered Jul 6 '12 at 3:57
axwaxw
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Understanding NSRunLoop
...eading/RunLoopManagement/RunLoopManagement.html#//apple_ref/doc/uid/10000057i-CH16-SW1
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